aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--laser-tag software/epaper.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/laser-tag software/epaper.c b/laser-tag software/epaper.c
index 32427e5..bb1a132 100644
--- a/laser-tag software/epaper.c
+++ b/laser-tag software/epaper.c
@@ -2,6 +2,8 @@
#include "fsl_gpio_driver.h"
#include "fsl_spi_dma_master_driver.h"
+#define HAS_RESET 0
+
typedef enum { /* Image pixel -> Display pixel */
EPD_compensate, /* B -> W, W -> B (Current Image) */
EPD_white, /* B -> N, W -> W (Current Image) */
@@ -11,12 +13,12 @@ typedef enum { /* Image pixel -> Display pixel */
static const gpio_output_pin_user_config_t pinReset = {
.pinName = GPIO_MAKE_PIN(GPIOA_IDX, 19),
- .config.outputLogic = 1,
+ .config.outputLogic = 0,
};
static const gpio_output_pin_user_config_t pinCS = {
.pinName = GPIO_MAKE_PIN(GPIOD_IDX, 4),
- .config.outputLogic = 1,
+ .config.outputLogic = 0,
};
static const spi_dma_master_user_config_t spiConfig = {
@@ -196,10 +198,14 @@ void EPD_frame_repeat(const uint8_t *data, uint8_t fixed_value, EPD_stage stage)
int EPD_Draw(const uint8_t *old_image, const uint8_t *new_image)
{
/* Reset */
+#if HAS_RESET
GPIO_DRV_WritePinOutput(pinReset.pinName, 0);
+#endif
GPIO_DRV_WritePinOutput(pinCS.pinName, 0);
EPD_Delay(5);
+#if HAS_RESET
GPIO_DRV_WritePinOutput(pinReset.pinName, 1);
+#endif
GPIO_DRV_WritePinOutput(pinCS.pinName, 1);
EPD_Delay(5);