790 lines
29 KiB
C
790 lines
29 KiB
C
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/********************************** (C) COPYRIGHT ******************************
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* File Name : USB.C
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* Author : QITAS
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* Version : V1.0
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* Date : 2018/06/05
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* Description : USBͨ<EFBFBD>Ŷ<EFBFBD><EFBFBD><EFBFBD>
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********************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "CH554.h"
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#include "common.h"
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#include "USB.h"
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#pragma NOAREGS
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#define BUFFER_SIZE 64
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//#define DUAL_BUFFER_SIZE 128
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#define UsbSetupBuf ((PUSB_SETUP_REQ)Ep0Buffer)
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UINT8X Ep0Buffer[DEFAULT_ENDP0_SIZE] _at_ 0x0000; // Endpoint 0, buffer OUT/OUT<55><54>the address must be even.
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UINT8X Ep1Buffer[BUFFER_SIZE] _at_ 0x000A; // Endpoint 1, buffer IN<49><4E>the address must be even.
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UINT8X Ep2Buffer[BUFFER_SIZE*2] _at_ 0x0050; // Endpoint 2, buffer OUT[64]+IN[64]<5D><>the address must be even.
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/**************************** Global variable ********************************/
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UINT8 volatile SetupReq, SetupLen, UsbConfig;
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UINT8 volatile EnumOK, FLAG;
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PUINT8 pDescr; // USB enumerate complete flag.
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USB_SETUP_REQ SetupReqBuf; // A buffer for Setup package.
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UINT8 HIDKey[8] = {0};
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//UINT8X TX[64] = {0};
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//UINT8X RX[64] = {0};
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//UINT8X DIS_LED[56*3] = {0};
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UINT8X USB_BUF[128] = {0};
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UINT8 TXflag = 0;
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UINT8 RXflag = 0;
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/****************************LV.4 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> *********************************/
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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UINT8C MyLangDescr[] = { 0x04, 0x03, 0x09, 0x04 };
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
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UINT8C MyManuInfo[] = { 0x0E, 0x03, 'O', 0, 'A', 0, 'Z', 0, 'O', 0, 'N', 0 };
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// <20><>Ʒ<EFBFBD><C6B7>Ϣ
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UINT8C MyProdInfo[] = { 0x0C, 0x03, 'Q', 0, 'i', 0, 't', 0, 'a', 0, 's', 0 };
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/**************************** Device Descriptor *************************************/
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UINT8C DevDesc[18] = { // Device Descriptor
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0x12,0x01,
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0x10,0x01, //USB1.1
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0x00,0x00,
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0x00,
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0x08, //PACKAGE SIZE 8B
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0x31,0x51, // Vendor ID | VID = 0X5131///413c
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0x07,0x20, // Product ID | PID = 0X2007 /// 2105
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// 0x00,0x01,
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// 0x05,0x21,
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0x01,0x00, // bcdDevice:ver 1.00
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0x02,0x04, // manufactor / product
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0x00,0x01 //serialnum /confignum
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};
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/**************************** HID Report Descriptor *********************************/
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UINT8C KeyRepDesc[65] = // Report Descriptor, DELL Keyboard
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{
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0x05, 0x01, // Usage page Generatic Desktop
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0x09, 0x06, // Usage keyboard
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0xa1, 0x01, // Collation Application
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0x05, 0x07, // Usafe page (key code)
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0x19, 0xe0, // Usage Min ( E0 --> L_CTL)
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0x29, 0xe7, // Usage MAX ( E7 --> R_GUI )
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0x15, 0x00, // Logical min
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0x25, 0x01, // Logical max
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0x95, 0x08, // Report count ( 8 )
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0x75, 0x01, // Report size ( 1 )
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0x81, 0x02, // Input ( Data, Variable, Absolute )
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0x95, 0x08, // Report count ( 8 )
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0x75, 0x01, // Report size ( 1 )
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0x81, 0x01, // Input ( const )
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0x05, 0x08, // Usage page( LED )
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0x19, 0x01, // Usage min ( 1 )
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0x29, 0x03, // Usage max ( 3 )
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0x95, 0x03, // Report count ( 3 )
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0x75, 0x01, // Report size ( 1 )
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0x91, 0x02, // Output ( Data, Variable, Absolute )
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0x95, 0x01, // Report count ( 1 )
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0x75, 0x05, // Report size ( 5 )
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0x91, 0x01, // Output ( const )
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0x05, 0x07, // Usage page ( key code )
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0x19, 0x00, // Usage min ( 0H )
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0x2a, 0xff, 0x00, // Usage max ( FFH )
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0x15, 0x00, // Logical min ( 0H )
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0x26, 0xff, 0x00, // Logical max ( FFH )
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0x95, 0x06, // Report count ( 6 )
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0x75, 0x08, // Report size ( 8 )
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0x81, 0x00, // Input ( Data, Array, Absolute )
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0xc0 // End collection
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};
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UINT8C ComRepDesc[34] = // Report Descriptor, Composite device
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{
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0x06, 0x00, 0xff, // Usage page Vendor defined
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0x09, 0x01, // Usage keyboard
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0xa1, 0x01, // Collation Application
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0x09, 0x02, // Mouse
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0x15, 0x00, // Logical min ( 0H )
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0x26, 0x00, 0xff, // Logical max ( FFH )
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0x75, 0x08, // Report size ( 08H )
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0x95, 0x40, // Report count ( 40H )
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0x81, 0x06, // Input ( Data, Relative, Wrap )
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0x09, 0x02, // Mouse
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0x15, 0x00, // Logical min ( 0H )
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0x26, 0x00, 0xff, // Logical max ( FFH )
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0x75, 0x08, // Report size ( 08H )
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0x95, 0x40, // Report count ( 40H )
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0x91, 0x06, // Output ( Data, Relative, Wrap )
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0xc0,
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};
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/****************************LV.2 <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> *********************************/
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//USB_DESCR_TYP_INTERF==4
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//USB_DESCR_TYP_CONFIG==2
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//USB_DESCR_TYP_ENDP==5
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UINT8C CfgDesc[9+9+9+7+9+9+7+7] =
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{
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0x09,0x02,0x42,0x00,0x02,0x01,0x00,0xA0,0x32, // Configure Descriptor
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0x09,0x04,0x00,0x00,0x02,0x03,0x00,0x00,0x00, // Interface Descriptor: Composite device<63><65> 2 EPs
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0x09,0x21,0x10,0x01,0x21,0x01,0X22,sizeof(ComRepDesc),0x00, // HID Descriptor
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0x07,0x05,0x82,0x03,0x40,0x00,0x32, // Endpoint Descriptor, 10ms, IN
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0x07,0x05,0x02,0x03,0x40,0x00,0x0a, // Endpoint Descriptor, 10ms, OUT
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0x09,0x04,0x01,0x00,0x01,0x03,0x01,0x01,0x00, // Interface Descriptor: keyboard
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0x09,0x21,0x11,0x01,0x00,0x01,0x22,sizeof(KeyRepDesc),0x00, // HID Descriptor
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0x07,0x05,0x81,0x03,0x08,0x00,0x0a // Endpoint Descriptor, 50ms
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};
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/*******************************************************************************
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* Function Name : USBDeviceInit()
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* Description : Configure USB mode <EFBFBD><EFBFBD>USB device init configure.Configure tie Endpoint, compound device,
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Endpoint 0 control trans, Endpoint 1/2 interrupt(IN).
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* Input : None
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* Output : None
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* Return : None
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*******************************************************************************/
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void USBDeviceInit()
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{
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IE_USB = 0;
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USB_CTRL = 0x00; // Device mode
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UEP1_DMA = Ep1Buffer; // Endpoint 1 uploard address
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UEP0_DMA = Ep0Buffer; // Endpoint 0 trans address
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UEP2_DMA = Ep2Buffer; // Endpoint 2 uploard address
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UEP4_1_MOD = UEP4_1_MOD | bUEP1_TX_EN & ~(bUEP1_RX_EN | bUEP1_BUF_MOD | bUEP4_RX_EN | bUEP4_TX_EN); // Endpoint 1 sigle 64 byte send buffer, Endpoint 4 disable
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UEP1_CTRL = bUEP_AUTO_TOG | UEP_T_RES_NAK; // Endpoint 1 auto Toggle flag, In translation return NAK
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UEP0_CTRL = UEP_R_RES_ACK | UEP_T_RES_NAK; // Endpoint 0 OUT trans return ACK, IN trans return NAK
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UEP2_3_MOD = UEP2_3_MOD | bUEP2_TX_EN | bUEP2_RX_EN & ~bUEP2_BUF_MOD; // Endpoint 2 sigle 64 byte send buffer OUT[64]+IN[64] (OUT first)
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UEP2_CTRL = bUEP_AUTO_TOG | UEP_T_RES_NAK; // Endpoint 2 auto Toggle flag, IN trans return NAK
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USB_DEV_AD = 0x00; // Initial the device address
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UDEV_CTRL = bUD_PD_DIS; // Disable DM/PM PULL_DOWN.
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USB_CTRL = bUC_DEV_PU_EN | bUC_INT_BUSY | bUC_DMA_EN; // Enable inter PULL_UP. Auto return NAK, during interrupt routing, if the interrupt flag.
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UDEV_CTRL |= bUD_PORT_EN; // Enable USB port.
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USB_INT_FG = 0xFF; // Clear interrupt flag.
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USB_INT_EN = bUIE_SUSPEND | bUIE_TRANSFER | bUIE_BUS_RST; // Enable USB interrupt
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IE_USB = 1; // Enable USB interrupt
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UEP1_T_LEN = 0; // Reset the trans length register
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UEP2_T_LEN = 0;
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}
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/*******************************************************************************
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* Function Name : Enp1IntIn()
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* Description : USB Device mode Endpoint 1 upload data, Interrupt mode
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* Input : None
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* Output : None
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* Return : None
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*******************************************************************************/
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static void Enp1IntIn( void )
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{
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memcpy( Ep1Buffer, HIDKey, sizeof(HIDKey)); // Upload data
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UEP1_T_LEN = sizeof(HIDKey); // Upload length
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UEP1_CTRL = UEP1_CTRL & ~ MASK_UEP_T_RES | UEP_T_RES_ACK; // Return ACK
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while(( UEP1_CTRL & MASK_UEP_T_RES ) == UEP_T_RES_ACK); // Waiting upload complete, avoid overwriting
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}
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/*******************************************************************************
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* Function Name : Enp2IntIn(UINT8 len)
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* Description : USB Device mode Endpoint 2 upload data, Interrupt mode
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* Input : None
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* Output : None
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* Return : None
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*******************************************************************************/
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void Enp2IntIn(UINT8 len)
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{
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memcpy( Ep2Buffer+MAX_PACKET_SIZE, USB_BUF, len); // Upload data
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UEP2_T_LEN = len; // Upload length
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UEP2_CTRL = UEP2_CTRL & ~ MASK_UEP_T_RES | UEP_T_RES_ACK; // Return ACK
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//while(( UEP2_CTRL & MASK_UEP_T_RES ) == UEP_T_RES_ACK); // Waiting upload complete, avoid overwriting
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}
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/*******************************************************************************
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* Function Name : Enp2TX(UINT8)
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* Description : USB Device mode Endpoint 2 upload data, Interrupt mode
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* Input : None
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* Output : None
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* Return : None
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*******************************************************************************/
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void Enp2TX(UINT8 len)
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{
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memcpy( Ep2Buffer+MAX_PACKET_SIZE, USB_BUF, len); // Upload data
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UEP2_T_LEN = len; // Upload length
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UEP2_CTRL = UEP2_CTRL & ~ MASK_UEP_T_RES | UEP_T_RES_ACK; // <20><><EFBFBD><EFBFBD><EFBFBD>ϴ<EFBFBD> Return ACK
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while(( UEP2_CTRL & MASK_UEP_T_RES ) == UEP_T_RES_ACK); // Waiting upload complete, avoid overwriting
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}
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/*******************************************************************************
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* Function Name : Enp2RX()
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* Description : USB Device mode Endpoint 2 upload data, Interrupt mode
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* Input : None
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* Output : None
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* Return : None
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*******************************************************************************/
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void Enp2RX()
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{
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UINT8 len;
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if(Ep2Buffer[2]==HEADER_MAGIC)
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{
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RXflag = Ep2Buffer[3];
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len = Ep2Buffer[4]*Ep2Buffer[5];
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if(len<128) memcpy(USB_BUF+len,Ep2Buffer+6, Ep2Buffer[5]);
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if(RXflag==CMD_SET_USB)
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{
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}
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else if(RXflag==CMD_SET_POP)
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{
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}
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else if(RXflag==CMD_SET_TST)
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{
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}
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else
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{
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len = USB_RX_LEN;
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memcpy(USB_BUF,Ep2Buffer,len);
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Enp2IntIn(len);
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}
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}
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}
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/*******************************************************************************
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* Function Name : DeviceInterrupt()
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* Description : USB ISR
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*******************************************************************************/
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void DeviceInterrupt( void ) interrupt INT_NO_USB using 1 //USB ISR, Using register 1
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{
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UINT8 len;
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if( UIF_TRANSFER ) //USB trans flag
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{
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switch (USB_INT_ST & (MASK_UIS_TOKEN | MASK_UIS_ENDP) )
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{
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case UIS_TOKEN_IN | 1: // Endpoint 1 upload
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{
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UEP1_T_LEN = 0; // Reset length
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UEP1_CTRL = UEP1_CTRL & ~ MASK_UEP_T_RES | UEP_T_RES_NAK; // Default return NAK
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FLAG |= 0x01; // Upload complete flag
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break;
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}
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case UIS_TOKEN_IN | 2: // Endpoint 2 upload
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{
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UEP2_T_LEN = 0; // Reset length
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UEP2_CTRL = UEP2_CTRL & ~ MASK_UEP_T_RES | UEP_T_RES_NAK; // Default return NAK
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break;
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}
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case UIS_TOKEN_OUT | 2: // Eendpoint 2 download
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if ( U_TOG_OK ) // <20><>ͬ<EFBFBD><CDAC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݰ<EFBFBD><DDB0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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{
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Enp2RX();
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}
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case UIS_TOKEN_SETUP | 0:
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{
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len = USB_RX_LEN;
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if( len == (sizeof(USB_SETUP_REQ)) )
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{
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SetupLen = UsbSetupBuf->wLengthL;
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if(UsbSetupBuf->wLengthH || SetupLen > 0x7F )
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{
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|
|
SetupLen = 0x7F; // Total length less than 0X7F
|
|||
|
|
}
|
|||
|
|
len = 0; // Default length is 0
|
|||
|
|
if( (UsbSetupBuf->bRequestType & USB_REQ_TYP_MASK) != USB_REQ_TYP_STANDARD ) /* <20>DZ<EFBFBD><EFBFBD><D7BC><EFBFBD><EFBFBD> */
|
|||
|
|
{
|
|||
|
|
if( (UsbSetupBuf->bRequestType == 0x21)&&(UsbSetupBuf->bRequest == HID_SET_REPORT) )//Init ok
|
|||
|
|
{
|
|||
|
|
EnumOK = 1; // Class require, SET REPORT, indicate the enumerate complete
|
|||
|
|
}
|
|||
|
|
if( (UsbSetupBuf->bRequestType == 0x21)&&(UsbSetupBuf->bRequest == HID_SET_IDLE) )
|
|||
|
|
{
|
|||
|
|
UEP0_T_LEN = 0; //Status stage complete, upload 0 data packet, end the control trans
|
|||
|
|
// UEP0_CTRL = bUEP_R_TOG | bUEP_T_TOG | UEP_R_RES_STALL | UEP_T_RES_STALL;
|
|||
|
|
}
|
|||
|
|
len = 0; // Fail
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{ // Deal with the standard require
|
|||
|
|
SetupReq = UsbSetupBuf->bRequest;
|
|||
|
|
switch( SetupReq ) // Require code
|
|||
|
|
{
|
|||
|
|
case USB_GET_DESCRIPTOR:
|
|||
|
|
{
|
|||
|
|
switch( UsbSetupBuf->wValueH )
|
|||
|
|
{
|
|||
|
|
case 1: // Device descriptor// <20>豸<EFBFBD><E8B1B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
pDescr = DevDesc; // Write device descriptor to buffer
|
|||
|
|
len = sizeof( DevDesc );
|
|||
|
|
break;
|
|||
|
|
case 2: // Configuration descriptor // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
pDescr = CfgDesc; // Write configuration descriptor to buffer
|
|||
|
|
len = sizeof( CfgDesc );
|
|||
|
|
break;
|
|||
|
|
case 3: // <20>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
{
|
|||
|
|
switch( UsbSetupBuf->wValueL )
|
|||
|
|
{
|
|||
|
|
case 0:
|
|||
|
|
pDescr = (PUINT8)( &MyLangDescr[0] );
|
|||
|
|
len = sizeof( MyLangDescr );
|
|||
|
|
break;
|
|||
|
|
case 2:
|
|||
|
|
pDescr = (PUINT8)( &MyManuInfo[0] );
|
|||
|
|
len = sizeof( MyManuInfo );
|
|||
|
|
break;
|
|||
|
|
case 4:
|
|||
|
|
pDescr = (PUINT8)( &MyProdInfo[0] );
|
|||
|
|
len = sizeof( MyProdInfo );
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
default:
|
|||
|
|
len = 0xFF; // <20><>֧<EFBFBD>ֵ<EFBFBD><D6B5>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case 0x22: // HID report descriptor
|
|||
|
|
{
|
|||
|
|
if( UsbSetupBuf->wIndexL == 1 ) // Interface index 0 HID report --> keyboard
|
|||
|
|
{
|
|||
|
|
pDescr = KeyRepDesc; // Write to buffer
|
|||
|
|
len = sizeof( KeyRepDesc );
|
|||
|
|
}
|
|||
|
|
// if( UsbSetupBuf->wIndexL == 0 ) // Interface index 1 HID report --> Composite device
|
|||
|
|
// {
|
|||
|
|
// pDescr = ComRepDesc; // Write to buffer
|
|||
|
|
// len = sizeof( ComRepDesc );
|
|||
|
|
// }
|
|||
|
|
else if(UsbSetupBuf->wIndexL == 0) // Interface index 1 HID report --> Composite device
|
|||
|
|
{
|
|||
|
|
pDescr = ComRepDesc; // Write to buffer
|
|||
|
|
len = sizeof( ComRepDesc );
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xff; // Add interface index, if required
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
default:
|
|||
|
|
len = 0xff; // Length equal 0 if code error
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if ( len == 0xff ){
|
|||
|
|
break; // Error code, jump out the swith sentence
|
|||
|
|
}
|
|||
|
|
if ( SetupLen > len ){
|
|||
|
|
SetupLen = len; // Limit the total length
|
|||
|
|
}
|
|||
|
|
len = SetupLen >= 8 ? 8 : SetupLen; // Upload this length
|
|||
|
|
memcpy( Ep0Buffer, pDescr, len ); // Upload data
|
|||
|
|
SetupLen -= len;
|
|||
|
|
pDescr += len;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case USB_SET_ADDRESS:
|
|||
|
|
SetupLen = UsbSetupBuf->wValueL; // Save the device address
|
|||
|
|
break;
|
|||
|
|
case USB_GET_CONFIGURATION:
|
|||
|
|
{
|
|||
|
|
Ep0Buffer[0] = UsbConfig;
|
|||
|
|
if ( SetupLen >= 1 )
|
|||
|
|
{
|
|||
|
|
len = 1;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case USB_SET_CONFIGURATION:
|
|||
|
|
{
|
|||
|
|
UsbConfig = UsbSetupBuf->wValueL;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case 0x0A:
|
|||
|
|
break;
|
|||
|
|
case USB_CLEAR_FEATURE: //Clear Feature
|
|||
|
|
{
|
|||
|
|
if ( (UsbSetupBuf->bRequestType & USB_REQ_RECIP_MASK) == USB_REQ_RECIP_ENDP )
|
|||
|
|
{
|
|||
|
|
switch( UsbSetupBuf->wIndexL )
|
|||
|
|
{
|
|||
|
|
case 0x82:
|
|||
|
|
UEP2_CTRL = UEP2_CTRL & ~ (bUEP_T_TOG | MASK_UEP_T_RES) | UEP_T_RES_NAK;
|
|||
|
|
break;
|
|||
|
|
case 0x81:
|
|||
|
|
UEP1_CTRL = UEP1_CTRL & ~ (bUEP_T_TOG | MASK_UEP_T_RES) | UEP_T_RES_NAK;
|
|||
|
|
break;
|
|||
|
|
case 0x01:
|
|||
|
|
UEP1_CTRL = UEP1_CTRL & ~ (bUEP_R_TOG | MASK_UEP_R_RES) | UEP_R_RES_ACK;
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
len = 0xFF; // Error endpoint
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xFF; // Deal with the error endpoint
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case USB_SET_FEATURE: // Set Feature
|
|||
|
|
{
|
|||
|
|
if( (UsbSetupBuf->bRequestType & 0x1F) == 0x00 )
|
|||
|
|
{
|
|||
|
|
if( ( ((UINT16)UsbSetupBuf->wValueH << 8) | UsbSetupBuf->wValueL ) == 0x01 )
|
|||
|
|
{
|
|||
|
|
if( CfgDesc[ 7 ] & 0x20 )
|
|||
|
|
{
|
|||
|
|
/* Awake the device */
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xFF; // Error routing
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xFF; // Error routing
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if( (UsbSetupBuf->bRequestType & 0x1F) == 0x02 ) // Set endpoint
|
|||
|
|
{
|
|||
|
|
if( ( ((UINT16)UsbSetupBuf->wValueH << 8) | UsbSetupBuf->wValueL ) == 0x00 )
|
|||
|
|
{
|
|||
|
|
switch( ((UINT16)UsbSetupBuf->wIndexH << 8) | UsbSetupBuf->wIndexL )
|
|||
|
|
{
|
|||
|
|
case 0x82:
|
|||
|
|
UEP2_CTRL = UEP2_CTRL & (~bUEP_T_TOG) | UEP_T_RES_STALL;/* Endpoint 2 IN STALL */
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
case 0x02:
|
|||
|
|
UEP2_CTRL = UEP2_CTRL & (~bUEP_R_TOG) | UEP_R_RES_STALL;/* Endpoint 2 OUT STALL */
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
case 0x81:
|
|||
|
|
UEP1_CTRL = UEP1_CTRL & (~bUEP_T_TOG) | UEP_T_RES_STALL;/* Endpoint 1 IN STALL */
|
|||
|
|
break;
|
|||
|
|
|
|||
|
|
default:
|
|||
|
|
len = 0xFF; // Error routing
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xFF; // Error routing
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xFF; // Error routing
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case USB_GET_STATUS: // Get status
|
|||
|
|
{
|
|||
|
|
Ep0Buffer[0] = 0x00;
|
|||
|
|
Ep0Buffer[1] = 0x00;
|
|||
|
|
if ( SetupLen >= 2 )
|
|||
|
|
{
|
|||
|
|
len = 2;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = SetupLen;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
default:
|
|||
|
|
len = 0xff; // Error routing
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
len = 0xff; //Packet length error
|
|||
|
|
}
|
|||
|
|
if(len == 0xff)
|
|||
|
|
{
|
|||
|
|
SetupReq = 0xFF;
|
|||
|
|
// UEP0_CTRL = bUEP_R_TOG | bUEP_T_TOG | UEP_R_RES_STALL | UEP_T_RES_STALL; // Control endpoint should not return STALL,
|
|||
|
|
// if Send STALL, that means the device has no ability to communicate with the host
|
|||
|
|
}
|
|||
|
|
else if(len <= 8) // Upload the data or return the 0 data packet
|
|||
|
|
{
|
|||
|
|
UEP0_T_LEN = len;
|
|||
|
|
UEP0_CTRL = bUEP_R_TOG | bUEP_T_TOG | UEP_R_RES_ACK | UEP_T_RES_ACK; // Default data packet is DATA1, and return ACK
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
UEP0_T_LEN = 0; // Upload 0 data packet, incase the host go to status stage ahead, and get fault code
|
|||
|
|
UEP0_CTRL = bUEP_R_TOG | bUEP_T_TOG | UEP_R_RES_ACK | UEP_T_RES_ACK; // Default data packet is DATA1, and return ACK
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case UIS_TOKEN_IN | 0: // Endpoint 0 IN
|
|||
|
|
{
|
|||
|
|
switch(SetupReq)
|
|||
|
|
{
|
|||
|
|
case USB_GET_DESCRIPTOR:
|
|||
|
|
len = SetupLen >= 8 ? 8 : SetupLen; // Current length
|
|||
|
|
memcpy( Ep0Buffer, pDescr, len ); // Upload the data
|
|||
|
|
SetupLen -= len;
|
|||
|
|
pDescr += len;
|
|||
|
|
UEP0_T_LEN = len;
|
|||
|
|
UEP0_CTRL ^= bUEP_T_TOG; //Toggle Sysc flag
|
|||
|
|
break;
|
|||
|
|
case USB_SET_ADDRESS:
|
|||
|
|
USB_DEV_AD = USB_DEV_AD & bUDA_GP_BIT | SetupLen;
|
|||
|
|
UEP0_CTRL = UEP_R_RES_ACK | UEP_T_RES_NAK;
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
// UEP0_T_LEN = 0; //Status stage complete, upload 0 data packet, end the control trans
|
|||
|
|
// UEP0_CTRL = UEP_R_RES_ACK | UEP_T_RES_NAK;
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
if(len == 0xff)
|
|||
|
|
{
|
|||
|
|
UEP0_T_LEN = 0; //Status stage complete, upload 0 data packet, end the control trans
|
|||
|
|
UEP0_CTRL = UEP_R_RES_ACK | UEP_T_RES_NAK;
|
|||
|
|
}
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
case UIS_TOKEN_OUT | 0: // Endpoint 0 OUT
|
|||
|
|
{
|
|||
|
|
len = USB_RX_LEN;
|
|||
|
|
if( SetupReq == 0x09 )
|
|||
|
|
{
|
|||
|
|
if( Ep0Buffer[0] )
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
else if( Ep0Buffer[0] == 0)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
UEP0_T_LEN = 0; // Upload 0 data packet, incase the host go to status stage ahead, and get fault code
|
|||
|
|
UEP0_CTRL = UEP_R_RES_ACK | UEP_T_RES_ACK; // Default data packet is DATA1, and return ACK
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
default:
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
UIF_TRANSFER = 0; // Reset the trans interrupt
|
|||
|
|
}// end if( UIF_TRANSFER )
|
|||
|
|
if( UIF_BUS_RST ) // Device mode Bus reset
|
|||
|
|
{
|
|||
|
|
UEP0_CTRL = UEP_R_RES_ACK | UEP_T_RES_NAK;
|
|||
|
|
UEP1_CTRL = bUEP_AUTO_TOG | UEP_R_RES_ACK;
|
|||
|
|
UEP2_CTRL = bUEP_AUTO_TOG | UEP_R_RES_ACK | UEP_T_RES_NAK;
|
|||
|
|
USB_DEV_AD = 0x00;
|
|||
|
|
UIF_SUSPEND = 0;
|
|||
|
|
UIF_TRANSFER = 0;
|
|||
|
|
UIF_BUS_RST = 0; // Reset Reset interrupt
|
|||
|
|
}
|
|||
|
|
if( UIF_SUSPEND ) // USB Suspended and Awake interrupt
|
|||
|
|
{
|
|||
|
|
UIF_SUSPEND = 0;
|
|||
|
|
if ( USB_MIS_ST & bUMS_SUSPEND ) // Suspended
|
|||
|
|
{
|
|||
|
|
while ( XBUS_AUX & bUART0_TX ); // Waiting send complete ...
|
|||
|
|
SAFE_MOD = 0x55;
|
|||
|
|
SAFE_MOD = 0xAA;
|
|||
|
|
WAKE_CTRL = bWAK_BY_USB | bWAK_RXD0_LO; // Action on USB Bus, or RXD0, will awake the device
|
|||
|
|
PCON |= PD; // LPM
|
|||
|
|
SAFE_MOD = 0x55;
|
|||
|
|
SAFE_MOD = 0xAA;
|
|||
|
|
WAKE_CTRL = 0x00;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{ // Unexpected interrupt
|
|||
|
|
USB_INT_FG = 0xFF; // Reset the interrupt
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*******************************************************************************
|
|||
|
|
* Function Name : static SendKey( char *p)
|
|||
|
|
* Description : ASCII to key code
|
|||
|
|
* Input : char *p
|
|||
|
|
* Output : None
|
|||
|
|
* Return : None
|
|||
|
|
*******************************************************************************/
|
|||
|
|
static void SendKey( char *p )
|
|||
|
|
{
|
|||
|
|
char c = *p;
|
|||
|
|
if( (c >= 'a') && (c <= 'z' ))
|
|||
|
|
{
|
|||
|
|
c = c - 'a' + 'A';
|
|||
|
|
}
|
|||
|
|
if( (c >= 'A') && (c <= 'Z' ))
|
|||
|
|
{
|
|||
|
|
HIDKey[2] = c - 'A' + 4;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
if( c >= '1' && c <= '9' ) HIDKey[2] = c - '1' + 0X1E;
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
switch ( c )
|
|||
|
|
{
|
|||
|
|
case '`' :
|
|||
|
|
HIDKey[0] = 0X08;
|
|||
|
|
HIDKey[2] = 0X15;
|
|||
|
|
break;
|
|||
|
|
case '\\':
|
|||
|
|
HIDKey[2] = 0x31;
|
|||
|
|
break;
|
|||
|
|
case ' ':
|
|||
|
|
HIDKey[2] = L_SHIFT;
|
|||
|
|
break;
|
|||
|
|
case '\r':
|
|||
|
|
HIDKey[2] = ENTER;
|
|||
|
|
break;
|
|||
|
|
case ':':
|
|||
|
|
HIDKey[0] = 0x02;
|
|||
|
|
HIDKey[2] = 0x33;
|
|||
|
|
break;
|
|||
|
|
case '+':
|
|||
|
|
HIDKey[0] = 0x000;
|
|||
|
|
HIDKey[2] = 0x57;
|
|||
|
|
break;
|
|||
|
|
case '_':
|
|||
|
|
HIDKey[0] = 0X02;
|
|||
|
|
HIDKey[2] = 0X2D;
|
|||
|
|
break;
|
|||
|
|
case '/':
|
|||
|
|
HIDKey[0] = L_CTL + L_ALT;
|
|||
|
|
HIDKey[2] = 0X16;
|
|||
|
|
break;
|
|||
|
|
case '0':
|
|||
|
|
HIDKey[2] = 0X27;
|
|||
|
|
break;
|
|||
|
|
case '.':
|
|||
|
|
HIDKey[2] = 0X37;
|
|||
|
|
break;
|
|||
|
|
case '~':
|
|||
|
|
HIDKey[0] = L_ALT;
|
|||
|
|
HIDKey[2] = 0X05;
|
|||
|
|
break;
|
|||
|
|
case '!':
|
|||
|
|
HIDKey[0] = L_ALT;
|
|||
|
|
HIDKey[2] = 0X08;
|
|||
|
|
break;
|
|||
|
|
default:
|
|||
|
|
break;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
delayms( 20 ); //emulate the press down and pop up
|
|||
|
|
while(FLAG == 0); // Upload the key
|
|||
|
|
Enp1IntIn();
|
|||
|
|
while(FLAG == 0);
|
|||
|
|
delayms( 20 );
|
|||
|
|
HIDKey[0] = 0X00;
|
|||
|
|
HIDKey[2] = 0X00; // Reset the key
|
|||
|
|
while(FLAG == 0);
|
|||
|
|
Enp1IntIn();
|
|||
|
|
while(FLAG == 0);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
/*******************************************************************************
|
|||
|
|
* Function Name : extern HIDValueHandle( void )
|
|||
|
|
* Description : Upload the HID code
|
|||
|
|
* Input : None
|
|||
|
|
* Output : None
|
|||
|
|
* Return : None
|
|||
|
|
*******************************************************************************/
|
|||
|
|
|
|||
|
|
void TSTKey(void)
|
|||
|
|
{
|
|||
|
|
// UINT16 KeyData;
|
|||
|
|
// if(TKEY_CTRL&bTKC_IF)
|
|||
|
|
// {
|
|||
|
|
// KeyData = TKEY_DAT;
|
|||
|
|
// if (KeyData < (TouchKeyButton-100)) //100 <20><><EFBFBD><EFBFBD><EFBFBD>ȵ<EFBFBD><C8B5><EFBFBD>
|
|||
|
|
// {
|
|||
|
|
// TXflag =SENDK;
|
|||
|
|
// }
|
|||
|
|
// mDelaymS( 200 );
|
|||
|
|
// }
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/*******************************************************************************
|
|||
|
|
* Function Name : TXflagHandle(UINT8 val)
|
|||
|
|
* Description :
|
|||
|
|
* Input : None
|
|||
|
|
* Output : None
|
|||
|
|
* Return : None
|
|||
|
|
*******************************************************************************/
|
|||
|
|
|
|||
|
|
char code sPath[] = "` E:\\vck1\\hid_recv.exe \r "; // The path for the software. SPACE for delay
|
|||
|
|
char *pStr = sPath;
|
|||
|
|
|
|||
|
|
|
|||
|
|
void TXflagHandle(UINT8 val)
|
|||
|
|
{
|
|||
|
|
UINT8 i;
|
|||
|
|
char btn[4];
|
|||
|
|
//TSTKey();
|
|||
|
|
if(TXflag & 0X01) //<2F><><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD>ָ<EFBFBD><EFBFBD><EEA3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
{
|
|||
|
|
SendKey(pStr); // Upload path
|
|||
|
|
pStr++;
|
|||
|
|
if(*pStr == '\0')
|
|||
|
|
{
|
|||
|
|
SendKey( "~" ); // Upload ALT+B
|
|||
|
|
delayms( 200 );
|
|||
|
|
TXflag = 0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else if(TXflag & SENDK) //<2F><><EFBFBD>̰<EFBFBD><CCB0><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
{
|
|||
|
|
btn[0]= val;
|
|||
|
|
SendKey(btn);
|
|||
|
|
TXflag &= ~SENDK;
|
|||
|
|
}
|
|||
|
|
else if(TXflag & SENDD) //<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
|||
|
|
{
|
|||
|
|
if(val>0)
|
|||
|
|
{
|
|||
|
|
Enp2TX(val);
|
|||
|
|
TXflag &= ~SENDD;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
else if(TXflag & 0x08) //<2F><><EFBFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֣<EFBFBD><D6A3><EFBFBD>ʱ<EFBFBD><CAB1>Ӧ<EFBFBD><D3A6>
|
|||
|
|
{
|
|||
|
|
btn[3]= '\r';
|
|||
|
|
btn[2]= (val%10)+ 0x30;
|
|||
|
|
i = (val/10);
|
|||
|
|
btn[1]= (i%10)+ 0x30;
|
|||
|
|
btn[0]= (i/10)+ 0x30;
|
|||
|
|
|
|||
|
|
for(i=0;i<4;i++)
|
|||
|
|
{
|
|||
|
|
SendKey(btn+i);
|
|||
|
|
}
|
|||
|
|
memset(btn,0,4);
|
|||
|
|
TXflag = 0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/**************************** END *************************************/
|