FwLib_STC8/include/fw_iap.h
2022-01-10 00:22:44 +08:00

107 lines
3.8 KiB
C

// Copyright 2021 IOsetting <iosetting(at)outlook.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef ___FW_IAP_H___
#define ___FW_IAP_H___
#include "fw_conf.h"
#include "fw_types.h"
/**
* EEPROM size and IAP address of different series
*
* | LINE | SIZE | ADDR START | ADDR END |
* | --------- | --- | ----- | ----- |
* | STC8H1K08 | 4K | 0x0000 | 0x0FFF |
* | STC8H1K24 | 4K | 0x0000 | 0x0FFF |
* | STC8H3K60S2 | 4K | 0x0000 | 0x0FFF |
* | STC8H3K60S4 | 4K | 0x0000 | 0x0FFF |
* | STC8H8K60U | 4K | 0x0000 | 0x0FFF |
* | STC8H1K16 | 12K | 0x0000 | 0x2FFF |
* | STC8H3K48S2 | 16K | 0x0000 | 0x3FFF |
* | STC8H3K48S4 | 16K | 0x0000 | 0x3FFF |
* | STC8H8K48U | 16K | 0x0000 | 0x3FFF |
* | STC8H3K32S2 | 32K | 0x0000 | 0x7FFF |
* | STC8H3K32S4 | 32K | 0x0000 | 0x7FFF |
* | STC8H8K32U | 32K | 0x0000 | 0x7FFF |
*
*/
typedef enum
{
IAP_RestartFrom_UserCode = 0x00,
IAP_RestartFrom_ISPCode = 0x01,
} IAP_RestartFrom_t;
#define IAP_SetWaitTime() (IAP_TPS = (uint8_t)(__CONF_FOSC / 1000000UL))
#define IAP_ReadData() (IAP_DATA)
#define IAP_WriteData(__BYTE__) (IAP_DATA = (__BYTE__))
/**
* Set cmd to idle
*/
#define IAP_SetIdle() (IAP_CMD = IAP_CMD & ~(0x03))
/**
* Read one byte
*/
#define IAP_CmdRead(__16BIT_ADDR__) do{ \
EA = 0; \
IAP_ADDRH = ((__16BIT_ADDR__) >> 8); \
IAP_ADDRL = ((__16BIT_ADDR__) & 0xFF); \
IAP_CMD = IAP_CMD & ~(0x03) | 0x01; \
IAP_TRIG = 0x5A; \
IAP_TRIG = 0xA5; \
NOP();NOP(); \
IAP_SetIdle(); \
EA = 1; \
}while(0)
/**
* Write one byte, 1->0 only
*/
#define IAP_CmdWrite(__16BIT_ADDR__) do{ \
EA = 0; \
IAP_ADDRH = ((__16BIT_ADDR__) >> 8); \
IAP_ADDRL = ((__16BIT_ADDR__) & 0xFF); \
IAP_CMD = IAP_CMD & ~(0x03) | 0x02; \
IAP_TRIG = 0x5A; \
IAP_TRIG = 0xA5; \
NOP();NOP(); \
IAP_SetIdle(); \
EA = 1; \
}while(0)
/**
* Erase one section (512 bytes), set all bytes to 0xFF
*/
#define IAP_CmdErase(__16BIT_ADDR__) do{ \
EA = 0; \
IAP_ADDRH = ((__16BIT_ADDR__) >> 8); \
IAP_ADDRL = ((__16BIT_ADDR__) & 0xFF); \
IAP_CMD = IAP_CMD & ~(0x03) | 0x03; \
IAP_TRIG = 0x5A; \
IAP_TRIG = 0xA5; \
NOP();NOP(); \
IAP_SetIdle(); \
EA = 1; \
}while(0)
#define IAP_SetEnabled(__STATE__) SFR_ASSIGN(IAP_CONTR, 7, __STATE__)
#define IAP_SetRestartFrom(__FROM__) SFR_ASSIGN(IAP_CONTR, 6, __FROM__)
#define IAP_SoftReset() SFR_SET(IAP_CONTR, 5)
#define IAP_IsCmdFailed() (IAP_CONTR & (0x01 << 4))
#define IAP_ClearCmdFailFlag() SFR_RESET(IAP_CONTR, 4)
#endif