GitHub/EPD-nRF52-hema213
1
0
Fork 0
mirror of https://github.com/jam422470459/EPD-nRF52-hema213.git synced 2025-12-07 09:02:52 +08:00
Code Issues Packages Projects Releases Wiki Activity

blink LED on epd busy

Browse Source
This commit is contained in:
Shuanglei Tao
2025-03-05 18:56:43 +08:00
parent 4fb195e160
commit 818e16e793
5 changed files with 46 additions and 27 deletions
Download Patch File Download Diff File Expand all files Collapse all files

27
EPD/EPD_driver.c
View File

@@ -29,6 +29,7 @@ uint32_t EPD_RST_PIN = 11;
uint32_t EPD_BUSY_PIN = 12;
uint32_t EPD_BS_PIN = 13;
uint32_t EPD_EN_PIN = 0xFF;
uint32_t EPD_LED_PIN = 0xFF;
#define SPI_INSTANCE 0 /**< SPI instance index. */
static const nrf_drv_spi_t spi = NRF_DRV_SPI_INSTANCE(SPI_INSTANCE); /**< SPI instance. */
@@ -110,6 +111,11 @@ void DEV_Module_Init(void)
digitalWrite(EPD_DC_PIN, LOW);
digitalWrite(EPD_CS_PIN, LOW);
digitalWrite(EPD_RST_PIN, HIGH);
if (EPD_LED_PIN != 0xFF) {
pinMode(EPD_LED_PIN, OUTPUT);
EPD_LED_ON();
}
}
void DEV_Module_Exit(void)
@@ -119,6 +125,8 @@ void DEV_Module_Exit(void)
digitalWrite(EPD_RST_PIN, LOW);
nrf_drv_spi_uninit(&spi);
EPD_LED_OFF();
}
void DEV_SPI_WriteByte(uint8_t value)
@@ -164,6 +172,7 @@ void EPD_WaitBusy(uint32_t value, uint16_t timeout)
{
NRF_LOG_DEBUG("[EPD]: check busy");
while (digitalRead(EPD_BUSY_PIN) == value) {
if (timeout % 100 == 0) EPD_LED_TOGGLE();
delay(1);
timeout--;
if (timeout == 0) {
@@ -174,6 +183,24 @@ void EPD_WaitBusy(uint32_t value, uint16_t timeout)
NRF_LOG_DEBUG("[EPD]: busy release");
}
void EPD_LED_ON(void)
{
if (EPD_LED_PIN != 0xFF)
digitalWrite(EPD_LED_PIN, LOW);
}
void EPD_LED_OFF(void)
{
if (EPD_LED_PIN != 0xFF)
digitalWrite(EPD_LED_PIN, HIGH);
}
void EPD_LED_TOGGLE(void)
{
if (EPD_LED_PIN != 0xFF)
nrf_gpio_pin_toggle(EPD_LED_PIN);
}
extern epd_driver_t epd_driver_4in2;
extern epd_driver_t epd_driver_4in2bv2;