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opt: st7565r compatibility

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This commit is contained in:
IOsetting 2022-01-04 09:33:28 +08:00
parent 154060c3f7
commit 5fc2372cc5
2 changed files with 130 additions and 103 deletions
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119
demo/spi/st7567/st7567.c
View File

@ -19,53 +19,56 @@
#define ABS(x) ((x) > 0 ? (x) : -(x)) #define ABS(x) ((x) > 0 ? (x) : -(x))
/* ST7567 data buffer */ /* ST7567 data buffer */
static __XDATA uint8_t ST7567_Buffer_all[(ST7567_WIDTH + ST7567_SEG_EXPAND) * ST7567_HEIGHT / 8]; __BIT ST7567_colorInverted = RESET;
uint8_t ST7567_currentX = 0;
uint8_t ST7567_currentY = 0;
static __XDATA uint8_t ST7567_Buffer_all[ST7567_WIDTH * ST7567_PAGES];
/* Private ST7567 structure */ void ST7567_WriteData(uint8_t dat)
typedef struct {
uint16_t CurrentX;
uint16_t CurrentY;
uint8_t Inverted;
uint8_t Initialized;
} ST7567_t;
/* Private variable */
static __XDATA ST7567_t ST7567;
static void ST7567_TransmitByte(uint8_t dat)
{ {
ST7567_CS = 0; ST7567_CS = 0;
SPI_TxRx(dat); SPI_TxRx(dat);
ST7567_CS = 1; ST7567_CS = 1;
} }
static void ST7567_Transmit(const uint8_t *pData, uint32_t Size) void ST7567_WriteSameData(uint8_t dat, uint32_t size)
{ {
ST7567_CS = 0; ST7567_CS = 0;
while (Size--) do
{ {
SPI_TxRx(*pData++); SPI_TxRx(dat);
} } while (--size);
ST7567_CS = 1; ST7567_CS = 1;
} }
void ST7567_WriteCommand(uint8_t command) void ST7567_WriteCommand(uint8_t command)
{ {
ST7567_DC = 0; ST7567_DC = 0;
ST7567_TransmitByte(command); ST7567_WriteData(command);
ST7567_DC = 1; ST7567_DC = 1;
} }
void ST7567_WriteData(uint8_t dat) static void ST7567_Transmit(const uint8_t *pDat, uint32_t size)
{ {
ST7567_TransmitByte(dat); ST7567_CS = 0;
do
{
SPI_TxRx(*pDat++);
} while (--size);
ST7567_CS = 1;
}
void ST7567_Reset(void)
{
ST7567_RES = 0;
SYS_Delay(5);
ST7567_RES = 1;
} }
void ST7567_Init(void) void ST7567_Init(void)
{ {
ST7567_Reset(); ST7567_Reset();
ST7567_BackLight_On(); ST7567_SetBackLightState(HAL_State_ON);
ST7567_WriteCommand(ST7567_RESET); ST7567_WriteCommand(ST7567_RESET);
// adjust contrast // adjust contrast
@ -94,21 +97,30 @@ void ST7567_Init(void)
ST7567_WriteCommand(ST7567_ALL_PIXEL_NORMAL); ST7567_WriteCommand(ST7567_ALL_PIXEL_NORMAL);
} }
void ST7567_Reset(void) void ST7567_SetPowerSaveMode(HAL_State_t state)
{ {
ST7567_RES = 0; #if (ST7567_MODEL == ST7567_MODEL_ST7565)
SYS_Delay(5); if (state == HAL_State_ON)
ST7567_RES = 1; ST7567_WriteCommand(ST7567_MODE_SLEEP);
else
ST7567_WriteCommand(ST7567_MODE_NORMAL);
#else
if (state == HAL_State_ON)
{
ST7567_WriteCommand(ST7567_DISPLAY_OFF);
ST7567_WriteCommand(ST7567_ALL_PIXEL_ON);
}
else
{
ST7567_WriteCommand(ST7567_ALL_PIXEL_NORMAL);
ST7567_WriteCommand(ST7567_DISPLAY_ON);
}
#endif
} }
void ST7567_BackLight_On(void) void ST7567_SetBackLightState(HAL_State_t state)
{ {
ST7567_BL = 1; ST7567_BL = (state == HAL_State_ON)? SET : RESET;
}
void ST7567_BackLight_Off(void)
{
ST7567_BL = 0;
} }
void ST7567_SetContrast(uint8_t val) void ST7567_SetContrast(uint8_t val)
@ -117,19 +129,23 @@ void ST7567_SetContrast(uint8_t val)
ST7567_WriteCommand(ST7567_SET_EV_MASK & val); ST7567_WriteCommand(ST7567_SET_EV_MASK & val);
} }
void ST7567_UpdateScreen(void) void ST7567_UpdateScreen(void)
{ {
ST7567_WriteCommand(ST7567_SET_PAGE_ADDRESS | (0x00 & ST7567_SET_PAGE_ADDRESS_MASK)); uint8_t i = 0, *pt = ST7567_Buffer_all;
ST7567_WriteCommand(ST7567_SET_COLUMN_ADDRESS_MSB); for (i = 0; i < ST7567_PAGES; i++)
ST7567_WriteCommand(ST7567_SET_COLUMN_ADDRESS_LSB); {
ST7567_Transmit(ST7567_Buffer_all, sizeof(ST7567_Buffer_all)); ST7567_WriteCommand(ST7567_SET_PAGE_ADDRESS|(i & ST7567_SET_PAGE_ADDRESS_MASK));
ST7567_WriteCommand(ST7567_SET_COLUMN_ADDRESS_MSB|(0 >> 4));
ST7567_WriteCommand(ST7567_SET_COLUMN_ADDRESS_LSB|(0 & 0x0F));
ST7567_Transmit(pt + (ST7567_WIDTH * i), ST7567_WIDTH);
}
} }
void ST7567_ToggleInvert(void) void ST7567_ToggleInvert(void)
{ {
/* Toggle invert */ /* Toggle invert */
ST7567.Inverted = !ST7567.Inverted; ST7567_colorInverted = !ST7567_colorInverted;
if (ST7567.Inverted) if (ST7567_colorInverted)
{ {
ST7567_WriteCommand(ST7567_INVERSE_DISPLAY_ON); ST7567_WriteCommand(ST7567_INVERSE_DISPLAY_ON);
} }
@ -142,11 +158,12 @@ void ST7567_ToggleInvert(void)
void ST7567_Fill(uint8_t color) void ST7567_Fill(uint8_t color)
{ {
/* Set memory */ /* Set memory */
memset(ST7567_Buffer_all, (color == ST7567_COLOR_BACK) ? 0x00 : 0xFF, sizeof(ST7567_Buffer_all)); memset((uint8_t *)ST7567_Buffer_all, (color == ST7567_COLOR_BACK) ? 0x00 : 0xFF, sizeof(ST7567_Buffer_all));
} }
void ST7567_DrawPixel(uint16_t x, uint16_t y, uint8_t color) void ST7567_DrawPixel(uint8_t x, uint8_t y, uint8_t color)
{ {
uint8_t page, column;
if (x >= ST7567_WIDTH || y >= ST7567_HEIGHT) if (x >= ST7567_WIDTH || y >= ST7567_HEIGHT)
{ {
/* Error */ /* Error */
@ -155,19 +172,19 @@ void ST7567_DrawPixel(uint16_t x, uint16_t y, uint8_t color)
if (color == ST7567_COLOR_FRONT) if (color == ST7567_COLOR_FRONT)
{ {
ST7567_Buffer_all[ST7567_X_OFFSET + x + (y / 8) * (ST7567_WIDTH + ST7567_SEG_EXPAND)] |= 1 << (y % 8); ST7567_Buffer_all[x + (y / 8) * ST7567_WIDTH] |= 1 << (y % 8);
} }
else else
{ {
ST7567_Buffer_all[ST7567_X_OFFSET + x + (y / 8) * (ST7567_WIDTH + ST7567_SEG_EXPAND)] &= ~(1 << (y % 8)); ST7567_Buffer_all[x + (y / 8) * ST7567_WIDTH] &= ~(1 << (y % 8));
} }
} }
void ST7567_GotoXY(uint16_t x, uint16_t y) void ST7567_GotoXY(uint16_t x, uint16_t y)
{ {
/* Set write pointers */ /* Set write pointers */
ST7567.CurrentX = x; ST7567_currentX = x;
ST7567.CurrentY = y; ST7567_currentY = y;
} }
char ST7567_Putc(char ch, FontDef_t* font, uint8_t color) char ST7567_Putc(char ch, FontDef_t* font, uint8_t color)
@ -185,11 +202,11 @@ char ST7567_Putc(char ch, FontDef_t* font, uint8_t color)
{ {
if ((b << k) & 0x80) if ((b << k) & 0x80)
{ {
ST7567_DrawPixel(ST7567.CurrentX + (j * 8) + k, (ST7567.CurrentY + i), (uint8_t) color); ST7567_DrawPixel(ST7567_currentX + (j * 8) + k, (ST7567_currentY + i), (uint8_t) color);
} }
else else
{ {
ST7567_DrawPixel(ST7567.CurrentX + (j * 8) + k, (ST7567.CurrentY + i), (uint8_t) !color); ST7567_DrawPixel(ST7567_currentX + (j * 8) + k, (ST7567_currentY + i), (uint8_t) !color);
} }
} }
} }
@ -199,11 +216,11 @@ char ST7567_Putc(char ch, FontDef_t* font, uint8_t color)
{ {
if (b & (0x0001 << k)) if (b & (0x0001 << k))
{ {
ST7567_DrawPixel(ST7567.CurrentX + (j * 8) + k, (ST7567.CurrentY + i), (uint8_t) color); ST7567_DrawPixel(ST7567_currentX + (j * 8) + k, (ST7567_currentY + i), (uint8_t) color);
} }
else else
{ {
ST7567_DrawPixel(ST7567.CurrentX + (j * 8) + k, (ST7567.CurrentY + i), (uint8_t) !color); ST7567_DrawPixel(ST7567_currentX + (j * 8) + k, (ST7567_currentY + i), (uint8_t) !color);
} }
} }
} }
@ -211,7 +228,7 @@ char ST7567_Putc(char ch, FontDef_t* font, uint8_t color)
} }
/* Increase pointer */ /* Increase pointer */
ST7567.CurrentX += font->width + 1; ST7567_currentX += font->width + 1;
/* Return character written */ /* Return character written */
return ch; return ch;

114
demo/spi/st7567/st7567.h
View File

@ -17,6 +17,15 @@
#include "fw_hal.h" #include "fw_hal.h"
/**
* ST7565, ST7567
*
* Display Data RAM has a matrix of 65 by 132 bits. The address ranges are:
* X=0~131(83H) (column address), Y=0~8 (page address)
*
*/
#define ST7567_MODEL ST7567_MODEL_ST7567
#define ST7567_CS P35 #define ST7567_CS P35
#define ST7567_MOSI P34 #define ST7567_MOSI P34
@ -29,39 +38,37 @@
#define ST7567_WIDTH 128 #define ST7567_WIDTH 128
// Y height // Y height
#define ST7567_HEIGHT 64 #define ST7567_HEIGHT 64
// Additional bytes in each row // Display RAM Columns
#define ST7567_SEG_EXPAND 4 #define ST7567_COLUMN_EXPAND 4
// Display RAM Pages (8x8bit + 1bit)
#define ST7567_PAGES 8
// X orientation // X orientation
#define ST7567_X_ORIENT ST7567_SEG_DIRECTION_NORMAL #define ST7567_X_ORIENT ST7567_SEG_DIRECTION_NORMAL
// Y orientation // Y orientation
#define ST7567_Y_ORIENT ST7567_COM_DIRECTION_REVERSE #define ST7567_Y_ORIENT ST7567_COM_DIRECTION_NORMAL
#define ST7567_MODEL_ST7565 0
#define ST7567_MODEL_ST7567 1
/* ST7567 commands definitions */ /* ST7567 commands definitions */
#define ST7567_DISPLAY_OFF 0xAE /* 0xae: Display OFF (sleep mode) */ #define ST7567_DISPLAY_OFF 0xAE /* 0xae: Display OFF (sleep mode), default */
#define ST7567_DISPLAY_ON 0xAF /* 0xaf: Display ON in normal mode */ #define ST7567_DISPLAY_ON 0xAF /* 0xaf: Display ON in normal mode */
#define ST7567_SET_START_LINE 0x40 /* 0x40-7f: Set display start line */ #define ST7567_SET_START_LINE 0x40 /* 0x40-7f: Set display start line */
#define ST7567_SET_START_LINE_MASK 0x3f #define ST7567_SET_START_LINE_MASK 0x3f
#define ST7567_SET_PAGE_ADDRESS 0xB0 /* 0xb0-b7: Set page start address, 0 - 7 */ #define ST7567_SET_PAGE_ADDRESS 0xB0 /* 0xb0-b7: Set page start address, 0 - 8 */
#define ST7567_SET_PAGE_ADDRESS_MASK 0x07 #define ST7567_SET_PAGE_ADDRESS_MASK 0x07
#define ST7567_SET_COLUMN_ADDRESS_MSB 0x10 /* 0x10-0x1f: Set 8bit column address - high 4 bits */ #define ST7567_SET_COLUMN_ADDRESS_MSB 0x10 /* 0x10-0x1f: Set 8bit column address - high 4 bits of 0 - 131 */
#define ST7567_SET_COLUMN_ADDRESS_MSB_MASK 0x0f #define ST7567_SET_COLUMN_ADDRESS_MSB_MASK 0x0F
#define ST7567_SET_COLUMN_ADDRESS_LSB 0x00 /* 0x00-0x0f: Set 8bit column address - low 4 bits */ #define ST7567_SET_COLUMN_ADDRESS_LSB 0x00 /* 0x00-0x0f: Set 8bit column address - low 4 bits of 0 - 131 */
#define ST7567_SET_COLUMN_ADDRESS_LSB_MASK 0x0F #define ST7567_SET_COLUMN_ADDRESS_LSB_MASK 0x0F
/** #define ST7567_SEG_DIRECTION_NORMAL 0xA0 /* 0xa0: Column address 0 is mapped to SEG0, default*/
* SEG: 0 - 131 #define ST7567_SEG_DIRECTION_REVERSE 0xA1 /* 0xa1: Column address 83H(131) is mapped to SEG0 */
*/
#define ST7567_SEG_DIRECTION_NORMAL 0xA0 /* 0xa0: Column address 0 is mapped to SEG0 */
#define ST7567_SEG_DIRECTION_REVERSE 0xA1 /* 0xa1: Column address 128 is mapped to SEG0 */
/**
* COM: 0 - 63
*/
#define ST7567_COM_DIRECTION_NORMAL 0xC0 /* 0xc0: Set COM output direction, normal mode */ #define ST7567_COM_DIRECTION_NORMAL 0xC0 /* 0xc0: Set COM output direction, normal mode */
#define ST7567_COM_DIRECTION_REVERSE 0xC8 /* 0xc8: Set COM output direction, reverse mode */ #define ST7567_COM_DIRECTION_REVERSE 0xC8 /* 0xc8: Set COM output direction, reverse mode */
@ -71,11 +78,13 @@
#define ST7567_ALL_PIXEL_ON 0xA5 /* 0xa5: Entire display ON */ #define ST7567_ALL_PIXEL_ON 0xA5 /* 0xa5: Entire display ON */
#define ST7567_ALL_PIXEL_NORMAL 0xA4 /* 0xa4: Resume to RAM content display */ #define ST7567_ALL_PIXEL_NORMAL 0xA4 /* 0xa4: Resume to RAM content display */
/* LCD bias set */
#define ST7567_BIAS_1_9 0xA2 /* 0xa2: Select BIAS setting 1/9 */ #define ST7567_BIAS_1_9 0xA2 /* 0xa2: Select BIAS setting 1/9 */
#define ST7567_BIAS_1_7 0xA3 /* 0xa3: Select BIAS setting 1/7 */ #define ST7567_BIAS_1_7 0xA3 /* 0xa3: Select BIAS setting 1/7 */
#define ST7567_READ_MODIFY_WRITE_START 0xE0 /* 0xe0: Enter the Read Modify Write mode */ #define ST7567_READ_MODIFY_WRITE_START 0xE0 /* 0xe0: Enter the Read Modify Write mode */
#define ST7567_READ_MODIFY_WRITE_END 0xEE /* 0xee: Leave the Read Modify Write mode */ #define ST7567_READ_MODIFY_WRITE_END 0xEE /* 0xee: Leave the Read Modify Write mode */
#define ST7567_RESET 0xE2 /* 0xe2: Software RESET */ #define ST7567_RESET 0xE2 /* 0xe2: Software RESET */
/** /**
@ -112,28 +121,29 @@
#define ST7567_SET_EV 0x81 #define ST7567_SET_EV 0x81
#define ST7567_SET_EV_MASK 0x3F #define ST7567_SET_EV_MASK 0x3F
#if (ST7567_MODEL == ST7567_MODEL_ST7565)
#define ST7567_MODE_SLEEP 0xAC
#define ST7567_MODE_NORMAL 0xAD
#endif
#define ST7567_SET_BOOSTER 0xF8 /* Set booster level */ #define ST7567_SET_BOOSTER 0xF8 /* Set booster level */
#define ST7567_SET_BOOSTER_4X 0x00 #define ST7567_SET_BOOSTER_4X 0x00
#define ST7567_SET_BOOSTER_5X 0x01 #define ST7567_SET_BOOSTER_5X 0x01
#define ST7567_SET_BOOSTER_6X 0x11
#define ST7567_NOP 0xE3 #define ST7567_NOP 0xE3
#define ST7567_TEST 0xFE #define ST7567_TEST 0xFE
#ifndef ST7567_TIMEOUT #ifndef ST7567_TIMEOUT
#define ST7567_TIMEOUT 20000 #define ST7567_TIMEOUT 20000
#endif #endif
#if ST7567_X_ORIENT == ST7567_SEG_DIRECTION_REVERSE
#define ST7567_X_OFFSET ST7567_SEG_EXPAND
#else
#define ST7567_X_OFFSET 0
#endif
/** Background color */
#define ST7567_COLOR_BACK 0x00
/** Front color */ /** Front color */
#define ST7567_COLOR_FRONT 0x01 #define ST7567_COLOR_FRONT 1U
/** Background color */
#define ST7567_COLOR_BACK 0U
typedef struct { typedef struct {
uint8_t width; uint8_t width;
@ -146,13 +156,20 @@ typedef struct {
extern __CODE FontDef_t Font_3x5; extern __CODE FontDef_t Font_3x5;
extern __CODE FontDef_t Font_5x7; extern __CODE FontDef_t Font_5x7;
/** /**
* @brief Initializes ST7567 LCD * @brief Writes single byte data to ST7567
* @param None * @param dat: data to be written
* @retval None * @retval None
*/ */
void ST7567_Init(void); void ST7567_WriteData(uint8_t dat);
void ST7567_WriteSameData(uint8_t dat, uint32_t size);
/**
* @brief Writes single byte command to ST7567
* @param command: command to be written
* @retval None
*/
void ST7567_WriteCommand(uint8_t command);
/** /**
* @brief Hardware reset ST7567 LCD * @brief Hardware reset ST7567 LCD
@ -162,18 +179,26 @@ void ST7567_Init(void);
void ST7567_Reset(void); void ST7567_Reset(void);
/** /**
* @brief Turn ST7567 LCD backlight on * @brief Initializes ST7567 LCD
* @param None * @param None
* @retval None * @retval None
*/ */
void ST7567_BackLight_On(void); void ST7567_Init(void);
/** /**
* @brief Turn ST7567 LCD backlight off * @brief Powersave mode control
* @param None * @param state HAL_State_ON:powersave mode, HAL_State_OFF:work mode
* @retval None * @retval None
*/ */
void ST7567_BackLight_Off(void); void ST7567_SetPowerSaveMode(HAL_State_t state);
/**
* @brief Turn ST7567 LCD backlight on or off
* @param state HAL_State_ON:on, HAL_State_OFF:off
* @retval None
*/
void ST7567_SetBackLightState(HAL_State_t state);
/** /**
* @brief Turn ST7567 LCD backlight off * @brief Turn ST7567 LCD backlight off
@ -201,7 +226,7 @@ void ST7567_ToggleInvert(void);
/** /**
* @brief Fills entire LCD with desired color * @brief Fills entire LCD with desired color
* @note @ref ST7567_UpdateScreen() must be called after that in order to see updated LCD screen * @note @ref ST7567_UpdateScreen() must be called after that in order to see updated LCD screen
* @param Color: Color to be used for screen fill. This parameter can be a value of @ref ST7567_COLOR_t enumeration * @param Color: Color to be used for screen fill, ST7567_COLOR_FRONT or ST7567_COLOR_BACK
* @retval None * @retval None
*/ */
void ST7567_Fill(uint8_t Color); void ST7567_Fill(uint8_t Color);
@ -214,7 +239,7 @@ void ST7567_Fill(uint8_t Color);
* @param color: Color to be used for screen fill. This parameter can be a value of @ref ST7567_COLOR_t enumeration * @param color: Color to be used for screen fill. This parameter can be a value of @ref ST7567_COLOR_t enumeration
* @retval None * @retval None
*/ */
void ST7567_DrawPixel(uint16_t x, uint16_t y, uint8_t color); void ST7567_DrawPixel(uint8_t x, uint8_t y, uint8_t color);
/** /**
* @brief Sets cursor pointer to desired location for strings * @brief Sets cursor pointer to desired location for strings
@ -256,19 +281,4 @@ char ST7567_Puts(char* str, FontDef_t* Font, uint8_t color);
*/ */
void ST7567_DrawLine(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint8_t c); void ST7567_DrawLine(uint16_t x0, uint16_t y0, uint16_t x1, uint16_t y1, uint8_t c);
/**
* @brief Writes single byte command to slave
* @param command: command to be written
* @retval None
*/
void ST7567_WriteCommand(uint8_t command);
/**
* @brief Writes single byte data to slave
* @param data: data to be written
* @retval None
*/
void ST7567_WriteData(uint8_t data);
#endif // __ST7567_H_ #endif // __ST7567_H_