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Code Issues Releases Activity

st7565: Use | 0xB0 instead of +176

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This commit is contained in:
Wouter van Gulik 2023-10-11 08:56:46 +02:00
parent 101297b3a0
commit 3e534cee18
1 changed files with 1 additions and 1 deletions
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2
driver/st7565.c
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@ -230,7 +230,7 @@ void ST7565_HardwareReset(void)
void ST7565_SelectColumnAndLine(const uint8_t Column, const uint8_t Line) void ST7565_SelectColumnAndLine(const uint8_t Column, const uint8_t Line)
{ {
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0); GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
ST7565_LowLevelWrite(Line + 176); ST7565_LowLevelWrite(Line + 0xB0);
ST7565_LowLevelWrite(((Column >> 4) & 0x0F) | 0x10); ST7565_LowLevelWrite(((Column >> 4) & 0x0F) | 0x10);
ST7565_LowLevelWrite((Column >> 0) & 0x0F); ST7565_LowLevelWrite((Column >> 0) & 0x0F);
SPI_WaitForUndocumentedTxFifoStatusBit(); SPI_WaitForUndocumentedTxFifoStatusBit();