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refactor epd driver

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This commit is contained in:
Shuanglei Tao
2025-03-05 18:05:03 +08:00
parent cc9d757aeb
commit 38eac07f99
3 changed files with 146 additions and 98 deletions
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44
EPD/UC8176.c
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@@ -34,44 +34,16 @@
#define EPD_4IN2_WIDTH 400
#define EPD_4IN2_HEIGHT 300
/******************************************************************************
function : Software reset
parameter:
******************************************************************************/
static void EPD_4IN2_Reset(void)
{
DEV_Digital_Write(EPD_RST_PIN, 1);
DEV_Delay_ms(10);
for (uint8_t i = 0; i < 3; i++)
{
DEV_Digital_Write(EPD_RST_PIN, 0);
DEV_Delay_ms(10);
DEV_Digital_Write(EPD_RST_PIN, 1);
DEV_Delay_ms(10);
}
}
void EPD_4IN2_ReadBusy(void)
{
NRF_LOG_DEBUG("e-Paper busy\r\n");
do{
EPD_WriteCommand(0x71);
DEV_Delay_ms(50);
}while(!(DEV_Digital_Read(EPD_BUSY_PIN)));
NRF_LOG_DEBUG("e-Paper busy release\r\n");
DEV_Delay_ms(50);
}
void EPD_4IN2_PowerOn(void)
static void EPD_4IN2_PowerOn(void)
{
EPD_WriteCommand(0x04);
DEV_Delay_ms(50);
delay(50);
}
void EPD_4IN2_PowerOff(void)
static void EPD_4IN2_PowerOff(void)
{
EPD_WriteCommand(0x02);
EPD_4IN2_ReadBusy();
EPD_WaitBusy(LOW, 50);
}
/******************************************************************************
@@ -82,8 +54,8 @@ void EPD_4IN2_Refresh(void)
{
EPD_4IN2_PowerOn();
EPD_WriteCommand(0x12);
DEV_Delay_ms(100);
EPD_4IN2_ReadBusy();
delay(100);
EPD_WaitBusy(LOW, 50);
EPD_4IN2_PowerOff();
}
@@ -93,7 +65,7 @@ parameter:
******************************************************************************/
void EPD_4IN2_Init(void)
{
EPD_4IN2_Reset();
EPD_Reset(HIGH, 10);
EPD_WriteCommand(0x00); // panel setting
EPD_WriteByte(0x1f); // 400x300 B/W mode, LUT from OTP
@@ -104,7 +76,7 @@ void EPD_4IN2_Init(void)
void EPD_4IN2B_V2_Init(void)
{
EPD_4IN2_Reset();
EPD_Reset(HIGH, 10);
EPD_WriteCommand(0x00);
EPD_WriteByte(0x0f);