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switch to mode 3 for LCD
author
Keith Packard
<keithp@keithp.com>
Fri, 26 Jan 2024 18:57:56 +0000
(10:57 -0800)
committer
Keith Packard
<keithp@keithp.com>
Thu, 1 Feb 2024 01:50:19 +0000
(17:50 -0800)
src/stm32f103-nucleo/ao_pins.h
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diff --git
a/src/stm32f103-nucleo/ao_pins.h
b/src/stm32f103-nucleo/ao_pins.h
index 8062d7f2a35e1745ea6d9e5a8ac61e1e1434e484..636960ffda658e491b073a9f2a9c793b17ed2925 100644
(file)
--- a/
src/stm32f103-nucleo/ao_pins.h
+++ b/
src/stm32f103-nucleo/ao_pins.h
@@
-59,13
+59,21
@@
#define SPI_1_PA5_PA6_PA7 1
#define SPI_1_MODE_OUTPUT STM_GPIO_CR_MODE_OUTPUT_10MHZ
#define SPI_1_PA5_PA6_PA7 1
#define SPI_1_MODE_OUTPUT STM_GPIO_CR_MODE_OUTPUT_10MHZ
+/* Chip Select. LCD pin 1. nucleo PA4 = A2 */
#define AO_ST7565_CS_PORT (&stm_gpioa) /* pin 1 */
#define AO_ST7565_CS_PIN 4
#define AO_ST7565_CS_PORT (&stm_gpioa) /* pin 1 */
#define AO_ST7565_CS_PIN 4
+
+/* Reset. LCD pin 2. nucleo PA0 = A0 */
#define AO_ST7565_RESET_PORT (&stm_gpioa) /* pin 2 */
#define AO_ST7565_RESET_PIN 0
#define AO_ST7565_RESET_PORT (&stm_gpioa) /* pin 2 */
#define AO_ST7565_RESET_PIN 0
+
+/* A0. LCD pin 3. nucleo PA1 = A1 */
#define AO_ST7565_A0_PORT (&stm_gpioa) /* pin 3 */
#define AO_ST7565_A0_PIN 1
#define AO_ST7565_A0_PORT (&stm_gpioa) /* pin 3 */
#define AO_ST7565_A0_PIN 1
-#define AO_ST7565_SPI_BUS AO_SPI_1_PA5_PA6_PA7
+
+/* SCLK. LCD DB6 pin 12. nucleo PA5 = D13 */
+/* MOSI. LCD DB7 pin 13. nucleo PA7 = D11 */
+#define AO_ST7565_SPI_BUS (AO_SPI_1_PA5_PA6_PA7 | AO_SPI_MODE_3)
#define AO_ST7565_WIDTH 128
#define AO_ST7565_HEIGHT 64
#define AO_ST7565_BIAS ST7565_LCD_BIAS_1_9
#define AO_ST7565_WIDTH 128
#define AO_ST7565_HEIGHT 64
#define AO_ST7565_BIAS ST7565_LCD_BIAS_1_9