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st7565: Make ST7565_WriteByte static aka local to file

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This commit is contained in:
Wouter van Gulik 2023-10-11 08:56:24 +02:00
parent b087ed5502
commit 101297b3a0
2 changed files with 3 additions and 3 deletions
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4
driver/st7565.c
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@ -32,6 +32,8 @@ uint8_t g_frame_buffer[7][128];
uint8_t contrast = 31; // 0 ~ 63
#endif
static void ST7565_WriteByte(uint8_t Value);
static inline void ST7565_LowLevelWrite(uint8_t Value)
{
/* Wait for space in the fifo */
@ -234,7 +236,7 @@ void ST7565_SelectColumnAndLine(const uint8_t Column, const uint8_t Line)
SPI_WaitForUndocumentedTxFifoStatusBit();
}
void ST7565_WriteByte(const uint8_t Value)
static void ST7565_WriteByte(uint8_t Value)
{
GPIO_ClearBit(&GPIOB->DATA, GPIOB_PIN_ST7565_A0);
ST7565_LowLevelWrite(Value);

2
driver/st7565.h
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@ -33,11 +33,9 @@ void ST7565_FillScreen(const uint8_t Value);
void ST7565_Init(const bool full);
void ST7565_HardwareReset(void);
void ST7565_SelectColumnAndLine(const uint8_t Column, const uint8_t Line);
void ST7565_WriteByte(const uint8_t Value);
#ifdef ENABLE_CONTRAST
void ST7565_SetContrast(const uint8_t value);
uint8_t ST7565_GetContrast(void);
#endif
#endif