From 1f4f495da64543a5fd1aa04c6b9cea9f626c263d Mon Sep 17 00:00:00 2001 From: Meco Man <920369182@qq.com> Date: Sun, 21 May 2023 02:06:19 -0400 Subject: [rtduino][stm32] support SPI LCD --- .../applications/arduino_pinout/README.md | 4 ++++ .../applications/arduino_pinout/pins_arduino.c | 4 ++++ .../applications/arduino_pinout/pins_arduino.h | 28 ++++++++++++++++++---- 3 files changed, 31 insertions(+), 5 deletions(-) diff --git a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md index 03dbb1f7f6..cbb72ef12e 100644 --- a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md +++ b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/README.md @@ -60,6 +60,10 @@ Hardware Drivers Config ---> | 33 (D33) | PC6 | 是 | I2C1-SCL，默认被RT-Thread的I2C设备框架i2c1总线接管 | | 34 (D34) | PA2 | | Serial2-Tx，默认被RT-Thread的UART设备框架uart2接管 | | 35 (D35) | PA3 | | Serial2-Rx，默认被RT-Thread的UART设备框架uart2接管 | +| 36 (D36) | PD7 | 是 | LCD 片选 CS | +| 37 (D37) | PB6 | 是 | LCD 复位 RESET | +| 38 (D38) | PB4 | 是 | LCD D/C 数据命令选择 即RW读写选择 | +| 39 (D39) | PB7 | 是 | LCD 背光电源，PWM4-CH2，默认被RT-Thread的PWM设备框架pwm4接管 | | A0 | PC2 | 是（但不建议） | ADC1-CH3，默认被RT-Thread的ADC设备框架adc1接管 | | A1 | PC4 | 是（但不建议） | ADC1-CH13，默认被RT-Thread的ADC设备框架adc1接管 | | A2 | -- | | 芯片内部参考电压 ADC1-CH0，默认被RT-Thread的ADC设备框架adc1接管 | diff --git a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.c b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.c index 8110aad8f6..4237ed284f 100644 --- a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.c +++ b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.c @@ -57,6 +57,10 @@ const pin_map_t pin_map_table[]= {D33, GET_PIN(C,6), "i2c1"}, /* I2C-SCL (Wire) */ {D34, GET_PIN(A,2), "uart2"}, /* Serial2-Tx */ {D35, GET_PIN(A,3), "uart2"}, /* Serial2-Rx */ + {D36, GET_PIN(D,7)}, /* BSP: LCD CS */ + {D37, GET_PIN(B,6)}, /* BSP: LCD RESET */ + {D38, GET_PIN(B,4)}, /* BSP: LCD RW/DC (data or command) */ + {D39, GET_PIN(B,7), "pwm4", 2}, /* BSP: LCD POWER */ {A0, GET_PIN(C,2), "adc1", 3}, /* ADC */ {A1, GET_PIN(C,4), "adc1", 13}, /* ADC */ {A2, RT_NULL, "adc1", RT_ADC_INTERN_CH_VREF}, /* ADC, On-Chip: internal reference voltage */ diff --git a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.h b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.h index 15f999b938..0a14f52394 100644 --- a/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.h +++ b/bsp/stm32/stm32l475-atk-pandora/applications/arduino_pinout/pins_arduino.h @@ -49,11 +49,15 @@ #define D33 (33) #define D34 (34) #define D35 (35) -#define A0 (36) -#define A1 (37) -#define A2 (38) -#define A3 (39) -#define DAC0 (40) +#define D36 (36) +#define D37 (37) +#define D38 (38) +#define D39 (39) +#define A0 (40) +#define A1 (41) +#define A2 (42) +#define A3 (43) +#define DAC0 (44) #define F_CPU 80000000L /* CPU:80MHz */ @@ -70,6 +74,20 @@ #define SS D28 /* Chip select pin of default spi */ #define RTDUINO_DEFAULT_SPI_BUS_NAME "spi2" +#ifndef RTDUINO_DEFAULT_SPI_BUS_NAME +/* + * SPI LCD ST7789 (spi3) + * LCD-SPI-SDA PB5 + * LCD-SPI-SCK PB3 + * LCD-SPI-CS PD7 + * LCD-POWER PB7 + * LCD-RESET PB6 + * LCD-WR/DC PB4 + */ +#define SS D36 /* LCD-SPI-CS PD7 */ +#define RTDUINO_DEFAULT_SPI_BUS_NAME "spi3" /* LCD SPI Bus */ +#endif + /* Serial2 - PA2-TX PA3-RX */ #define RTDUINO_SERIAL2_DEVICE_NAME "uart2" -- cgit v1.3.1