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Named GPIO pins for ST7565.

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Dual Tachyon 2023-08-10 12:49:31 +01:00
parent 8c0b910128
commit aad89ee266
2 changed files with 10 additions and 8 deletions
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2
driver/gpio.h
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@ -27,6 +27,8 @@ enum GPIOA_PINS {
enum GPIOB_PINS {
GPIOB_PIN_FLASHLIGHT = 3,
GPIOB_PIN_BACKLIGHT = 6,
GPIOB_PIN_ST7565_0 = 9,
GPIOB_PIN_ST7565_1 = 11,
GPIOB_PIN_BK1080 = 15,
};

16
driver/st7565.c
View File

@ -31,7 +31,7 @@ void ST7565_DrawLine(uint8_t Column, uint8_t Line, uint16_t Size, const uint8_t
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_SelectColumnAndLine(Column + 4U, Line);
GPIO_SetBit(&GPIOB->DATA, 9);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_0);
if (bIsClearMode == false) {
for (i = 0; i < Size; i++) {
@ -81,7 +81,7 @@ void ST7565_BlitStatusLine(void)
SPI_ToggleMasterMode(&SPI0->CR, false);
ST7565_WriteByte(0x40);
ST7565_SelectColumnAndLine(4, 0);
GPIO_SetBit(&GPIOB->DATA, 9);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_0);
for (i = 0; i < 0x80; i++) {
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {
@ -99,7 +99,7 @@ void ST7565_FillScreen(uint8_t Value)
SPI_ToggleMasterMode(&SPI0->CR, false);
for (i = 0; i < 8; i++) {
ST7565_SelectColumnAndLine(0, i);
GPIO_SetBit(&GPIOB->DATA, 9);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_0);
for (j = 0; j < 132; j++) {
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {
}
@ -143,17 +143,17 @@ void ST7565_Init(void)
void ST7565_Configure_GPIO_B11(void)
{
GPIO_SetBit(&GPIOB->DATA, 11);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_1);
SYSTEM_DelayMs(1);
GPIO_ClearBit(&GPIOB->DATA, 11);
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_1);
SYSTEM_DelayMs(20);
GPIO_SetBit(&GPIOB->DATA, 11);
GPIO_SetBit(&GPIOB->DATA, GPIOB_PIN_ST7565_1);
SYSTEM_DelayMs(120);
}
void ST7565_SelectColumnAndLine(uint8_t Column, uint8_t Line)
{
GPIO_ClearBit(&GPIOB->DATA, 9);
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_0);
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {
}
SPI0->WDR = Line + 0xB0;
@ -168,7 +168,7 @@ void ST7565_SelectColumnAndLine(uint8_t Column, uint8_t Line)
void ST7565_WriteByte(uint8_t Value)
{
GPIO_ClearBit(&GPIOB->DATA, 9);
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_0);
while ((SPI0->FIFOST & SPI_FIFOST_TFF_MASK) != SPI_FIFOST_TFF_BITS_NOT_FULL) {
}
SPI0->WDR = Value;