diff options
Diffstat (limited to 'drivers/lcd/ssd1289_lld.c')
| -rw-r--r-- | drivers/lcd/ssd1289_lld.c | 134 |
1 files changed, 74 insertions, 60 deletions
diff --git a/drivers/lcd/ssd1289_lld.c b/drivers/lcd/ssd1289_lld.c index 831f0eda..5a14d238 100644 --- a/drivers/lcd/ssd1289_lld.c +++ b/drivers/lcd/ssd1289_lld.c @@ -9,11 +9,12 @@ extern uint16_t lcd_width, lcd_height; static uint16_t buf[((SCREEN_HEIGHT > SCREEN_WIDTH ) ? SCREEN_HEIGHT : SCREEN_WIDTH)]; #ifdef LCD_USE_GPIO + static __inline void lld_lcdWriteIndex(uint16_t index) { Clr_RS; Set_RD; - palWritePort(LCD_DATA_PORT, index); + lld_lcdWriteGPIO(index); Clr_WR; Set_WR; @@ -22,7 +23,7 @@ static __inline void lld_lcdWriteIndex(uint16_t index) { static __inline void lld_lcdWriteData(uint16_t data) { Set_RS; - palWritePort(LCD_DATA_PORT, data); + lld_lcdWriteGPIO(data); Clr_WR; Set_WR; @@ -30,8 +31,10 @@ static __inline void lld_lcdWriteData(uint16_t data) { static __inline void lld_lcdWriteReg(uint16_t lcdReg,uint16_t lcdRegValue) { Clr_CS; + lld_lcdWriteIndex(lcdReg); lld_lcdWriteData(lcdRegValue); + Set_CS; } @@ -42,16 +45,7 @@ static __inline uint16_t lld_lcdReadData(void) { Set_WR; Clr_RD; - // change pin mode to digital input - LCD_DATA_PORT->CRH = 0x44444444; - LCD_DATA_PORT->CRL = 0x44444444; - - value = palReadPort(LCD_DATA_PORT); // dummy - value = palReadPort(LCD_DATA_PORT); - - // change pin mode back to digital output - LCD_DATA_PORT->CRH = 0x33333333; - LCD_DATA_PORT->CRL = 0x33333333; + value = lld_lcdReadGPIO(); Set_RD; @@ -72,6 +66,7 @@ static __inline uint16_t lld_lcdReadReg(uint16_t lcdReg) { __inline void lld_lcdWriteStreamStart(void) { Clr_CS; + lld_lcdWriteIndex(0x0022); } @@ -85,7 +80,7 @@ __inline void lld_lcdWriteStream(uint16_t *buffer, uint16_t size) { Set_RS; for(i = 0; i < size; i++) { - palWritePort(LCD_DATA_PORT, buffer[i]); + lld_lcdWriteGPIO(buffer[i]); Clr_WR; Set_WR; } @@ -112,6 +107,10 @@ __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) { #endif +#ifdef LCD_USE_SPI + /* TODO */ +#endif + #ifdef LCD_USE_FSMC #define LCD_REG (*((volatile uint16_t *) 0x60000000)) /* RS = 0 */ @@ -173,15 +172,30 @@ __inline void lld_lcdReadStream(uint16_t *buffer, size_t size) { } #endif -#ifdef LCD_USE_SPI -/* TODO! */ -#endif - -static __inline void lcdDelay(uint16_t us) { +static __inline void lld_lcdDelay(uint16_t us) { chThdSleepMicroseconds(us); } - +void lld_lcdSetPowerMode(uint8_t powerMode) { + switch(powerMode) { + case powerOff: + lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode + lld_lcdWriteReg(0x0007, 0x0000); // halt operation + lld_lcdWriteReg(0x0000, 0x0000); // turn off oszillator + lld_lcdWriteReg(0x0010, 0x0001); // enter sleepmode + break; + case powerOn: + lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode + lld_lcdInit(); + break; + case sleepOn: + lld_lcdWriteReg(0x0010, 0x0001); // enter sleep mode + break; + case sleepOff: + lld_lcdWriteReg(0x0010, 0x0000); // leave sleep mode + break; + } +} void lld_lcdSetCursor(uint16_t x, uint16_t y) { /* Reg 0x004E is an 8 bit value @@ -334,47 +348,47 @@ void lld_lcdInit(void) { #endif DeviceCode = lld_lcdReadReg(0x0000); - lld_lcdWriteReg(0x0000,0x0001); lcdDelay(5); - lld_lcdWriteReg(0x0003,0xA8A4); lcdDelay(5); - lld_lcdWriteReg(0x000C,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x000D,0x080C); lcdDelay(5); - lld_lcdWriteReg(0x000E,0x2B00); lcdDelay(5); - lld_lcdWriteReg(0x001E,0x00B0); lcdDelay(5); - lld_lcdWriteReg(0x0001,0x2B3F); lcdDelay(5); - lld_lcdWriteReg(0x0002,0x0600); lcdDelay(5); - lld_lcdWriteReg(0x0010,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0011,0x6070); lcdDelay(5); - lld_lcdWriteReg(0x0005,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0006,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0016,0xEF1C); lcdDelay(5); - lld_lcdWriteReg(0x0017,0x0003); lcdDelay(5); - lld_lcdWriteReg(0x0007,0x0133); lcdDelay(5); - lld_lcdWriteReg(0x000B,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x000F,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0041,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0042,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0048,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0049,0x013F); lcdDelay(5); - lld_lcdWriteReg(0x004A,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x004B,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0044,0xEF00); lcdDelay(5); - lld_lcdWriteReg(0x0045,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0046,0x013F); lcdDelay(5); - lld_lcdWriteReg(0x0030,0x0707); lcdDelay(5); - lld_lcdWriteReg(0x0031,0x0204); lcdDelay(5); - lld_lcdWriteReg(0x0032,0x0204); lcdDelay(5); - lld_lcdWriteReg(0x0033,0x0502); lcdDelay(5); - lld_lcdWriteReg(0x0034,0x0507); lcdDelay(5); - lld_lcdWriteReg(0x0035,0x0204); lcdDelay(5); - lld_lcdWriteReg(0x0036,0x0204); lcdDelay(5); - lld_lcdWriteReg(0x0037,0x0502); lcdDelay(5); - lld_lcdWriteReg(0x003A,0x0302); lcdDelay(5); - lld_lcdWriteReg(0x003B,0x0302); lcdDelay(5); - lld_lcdWriteReg(0x0023,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0024,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x0025,0x8000); lcdDelay(5); - lld_lcdWriteReg(0x004f,0x0000); lcdDelay(5); - lld_lcdWriteReg(0x004e,0x0000); lcdDelay(5); + lld_lcdWriteReg(0x0000,0x0001); lld_lcdDelay(5); + lld_lcdWriteReg(0x0003,0xA8A4); lld_lcdDelay(5); + lld_lcdWriteReg(0x000C,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x000D,0x080C); lld_lcdDelay(5); + lld_lcdWriteReg(0x000E,0x2B00); lld_lcdDelay(5); + lld_lcdWriteReg(0x001E,0x00B0); lld_lcdDelay(5); + lld_lcdWriteReg(0x0001,0x2B3F); lld_lcdDelay(5); + lld_lcdWriteReg(0x0002,0x0600); lld_lcdDelay(5); + lld_lcdWriteReg(0x0010,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0011,0x6070); lld_lcdDelay(5); + lld_lcdWriteReg(0x0005,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0006,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0016,0xEF1C); lld_lcdDelay(5); + lld_lcdWriteReg(0x0017,0x0003); lld_lcdDelay(5); + lld_lcdWriteReg(0x0007,0x0133); lld_lcdDelay(5); + lld_lcdWriteReg(0x000B,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x000F,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0041,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0042,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0048,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0049,0x013F); lld_lcdDelay(5); + lld_lcdWriteReg(0x004A,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x004B,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0044,0xEF00); lld_lcdDelay(5); + lld_lcdWriteReg(0x0045,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0046,0x013F); lld_lcdDelay(5); + lld_lcdWriteReg(0x0030,0x0707); lld_lcdDelay(5); + lld_lcdWriteReg(0x0031,0x0204); lld_lcdDelay(5); + lld_lcdWriteReg(0x0032,0x0204); lld_lcdDelay(5); + lld_lcdWriteReg(0x0033,0x0502); lld_lcdDelay(5); + lld_lcdWriteReg(0x0034,0x0507); lld_lcdDelay(5); + lld_lcdWriteReg(0x0035,0x0204); lld_lcdDelay(5); + lld_lcdWriteReg(0x0036,0x0204); lld_lcdDelay(5); + lld_lcdWriteReg(0x0037,0x0502); lld_lcdDelay(5); + lld_lcdWriteReg(0x003A,0x0302); lld_lcdDelay(5); + lld_lcdWriteReg(0x003B,0x0302); lld_lcdDelay(5); + lld_lcdWriteReg(0x0023,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0024,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x0025,0x8000); lld_lcdDelay(5); + lld_lcdWriteReg(0x004f,0x0000); lld_lcdDelay(5); + lld_lcdWriteReg(0x004e,0x0000); lld_lcdDelay(5); } uint16_t lld_lcdGetOrientation(void) { |