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-# CH32V307V-R1的Arduino生态兼容说明
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+# The Arduino Compatible for CH32V307V-R1
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-## 1 RTduino - RT-Thread的Arduino生态兼容层
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+**English** | [中文](README_zh.md)
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-CH32V307V-R1 开发板已经完整适配了 [RTduino软件包](https://github.com/RTduino/RTduino),即 RT-Thread 的 Arduino生态兼容层。用户可以按照 Arduino 的编程习惯来操作该 BSP,并且可以使用大量 Arduino 社区丰富的库,是对RT-Thread生态的极大增强。更多信息,请参见 [RTduino软件包说明文档](https://github.com/RTduino/RTduino)。
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+## 1 RTduino - Arduino Ecosystem Compatibility Layer for RT-Thread
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-### 1.1 如何开启针对本BSP的Arduino生态兼容层
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+CH32V307V-R1 board has support [RTduino](https://github.com/RTduino/RTduino). Users can use Arduino APIs, third party libraries and programming method to program on the board.
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-Env 工具下敲入 menuconfig 命令,或者 RT-Thread Studio IDE 下选择 RT-Thread Settings:
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+### 1.1 How to Enable RTduino
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+
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+This board complies with Arduino UNO pins layout. For more details, Please go to the [RTduino repository](https://github.com/RTduino/RTduino).
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```Kconfig
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Hardware Drivers Config --->
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@@ -14,53 +16,49 @@ Hardware Drivers Config --->
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[*] Compatible with Arduino Ecosystem (RTduino)
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```
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-## 2 Arduino引脚排布
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-
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-该BSP遵照Arduino UNO板的引脚排列方式。详见 `pins_arduino.c`
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-
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-### 2.1 Arduino引脚排布统览
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-
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-更多引脚布局相关信息参见 [pins_arduino.c](./pins_arduino.c) 和 [pins_arduino.h](./pins_arduino.h)。
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-
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-| Arduino引脚编号 | CH32引脚编号 | 5V容忍 | 备注 |
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-| ----------- | -------- | ---- | -------------------------------------- |
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-| 0 (D0) | PA10 | 是 | Serial-Rx,默认被RT-Thread的UART设备框架uart1接管 |
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-| 1 (D1) | PA9 | 是 | Serial-Tx,默认被RT-Thread的UART设备框架uart1接管 |
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-| 2 (D2) | PA8 | 是 | PWM1-CH1,默认被RT-Thread的PWM设备框架pwm1接管 |
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-| 3 (D3) | PA7 | 否 | PWM3-CH2,默认被RT-Thread的PWM设备框架pwm3接管 |
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-| 4 (D4) | PA6 | 否 | PWM3-CH1,默认被RT-Thread的PWM设备框架pwm3接管 |
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-| 5 (D5) | PB5 | 是 | 默认led灯,需使用杜邦线连接 |
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-| 6 (D6) | PB8 | 是 | PWM4-CH3,默认被RT-Thread的PWM设备框架pwm4接管 |
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-| 7 (D7) | PB9 | 是 | PWM4-CH4,默认被RT-Thread的PWM设备框架pwm4接管 |
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-| 8 (D8) | PB1 | 否 | PWM3-CH4,默认被RT-Thread的PWM设备框架pwm3接管 |
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-| 9 (D9) | PB0 | 否 | PWM3-CH3,默认被RT-Thread的PWM设备框架pwm3接管 |
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-| 10 (D10) | PB12 | 是 | 普通IO |
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-| 11 (D11) | PB15 | 是 | 普通IO |
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-| 12 (D12) | PB14 | 是 | 普通IO |
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-| 13 (D13) | PB13 | 是 | 普通IO |
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-| 14 (D14) | PB11 | 是 | I2C-SDA,默认被RT-Thread的I2C设备框架i2c1总线接管 |
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-| 15 (D15) | PB10 | 否 | I2C-SCL,默认被RT-Thread的I2C设备框架i2c1总线接管 |
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-| A0 | PA0 | 否 | ADC1-CH0,默认被RT-Thread的ADC设备框架adc1接管 |
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-| A1 | PA1 | 否 | ADC1-CH1,默认被RT-Thread的ADC设备框架adc1接管 |
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-| A2 | PA2 | 否 | ADC1-CH2,默认被RT-Thread的ADC设备框架adc1接管 |
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-| A3 | PA3 | 否 | ADC1-CH3,默认被RT-Thread的ADC设备框架adc1接管 |
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-| A4 | PA4 | 否 | ADC1-CH4,默认被RT-Thread的ADC设备框架adc1接管 |
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-| A5 | PA5 | 否 | ADC1-CH5,默认被RT-Thread的ADC设备框架adc1接管 |
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-
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-> 注意:
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+## 2 Arduino Pinout
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+
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+For more information, please see [pins_arduino.c](pins_arduino.c) and [pins_arduino.h](pins_arduino.h).
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+
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+| Arduino Pin | CH32 Pin | 5V Tolerate | Note |
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+| ----------- | -------- | ----------- | --------------------------------------------------------- |
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+| 0 (D0) | PA10 | Yes | Serial-Rx. Token over by RT-Thread UART device by default |
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+| 1 (D1) | PA9 | Yes | Serial-Tx. Token over by RT-Thread UART device by default |
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+| 2 (D2) | PA8 | Yes | PWM1-CH1. Token over by RT-Thread PWM device by default |
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+| 3 (D3) | PA7 | No | PWM3-CH2. Token over by RT-Thread PWM device by default |
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+| 4 (D4) | PA6 | No | PWM3-CH1. Token over by RT-Thread PWM device by default |
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+| 5 (D5) | PB5 | Yes | |
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+| 6 (D6) | PB8 | Yes | PWM4-CH3. Token over by RT-Thread PWM device by default |
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+| 7 (D7) | PB9 | Yes | PWM4-CH4. Token over by RT-Thread PWM device by default |
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+| 8 (D8) | PB1 | No | PWM3-CH4. Token over by RT-Thread PWM device by default |
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+| 9 (D9) | PB0 | No | PWM3-CH3. Token over by RT-Thread PWM device by default |
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+| 10 (D10) | PB12 | Yes | |
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+| 11 (D11) | PB15 | Yes | |
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+| 12 (D12) | PB14 | Yes | |
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+| 13 (D13) | PB13 | Yes | |
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+| 14 (D14) | PB11 | Yes | I2C-SDA. Token over by RT-Thread I2C device by default |
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+| 15 (D15) | PB10 | No | I2C-SCL. Token over by RT-Thread I2C device by default |
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+| A0 | PA0 | No | ADC1-CH0. Token over by RT-Thread ADC device by default |
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+| A1 | PA1 | No | ADC1-CH1. Token over by RT-Thread ADC device by default |
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+| A2 | PA2 | No | ADC1-CH2. Token over by RT-Thread ADC device by default |
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+| A3 | PA3 | No | ADC1-CH3. Token over by RT-Thread ADC device by default |
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+| A4 | PA4 | No | ADC1-CH4. Token over by RT-Thread ADC device by default |
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+| A5 | PA5 | No | ADC1-CH5. Token over by RT-Thread ADC device by default |
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+
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+> Notice:
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>
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-> 1. 驱动舵机和analogWrite函数要选择不同定时器发生的PWM信号引脚,由于CH32的定时器4个通道需要保持相同的频率,如果采用相同的定时器发生的PWM分别驱动舵机和analogWrite,可能会导致舵机失效。
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+> 1. Don't use a same hardware timer to drive PWM (analogRead) and servos at same time, because hardware timers can only generate a same frequency for 4 PWM channels. Otherwise, it could cause a failure when drive servos.
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-## 3 通信
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+## 3 Communication
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-### 3.1 I2C总线
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+### 3.1 I2C Bus
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-CH32V307-R1 开发板的I2C总线是板上丝印的 `SCL/D15` 和 `SDA/D14` 引脚,这两个引脚默认是被RT-Thread I2C设备框架接管的,直接引用`#include <Wire.h>`(Arduino官方I2C头文件)即可使用。
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+I2C bus is `SCL/D15` and `SDA/D14` pins. Users can directly include the `#include <Wire.h>`, which is the Arduino official I2C header file, to use the I2C bus.
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-### 3.2 SPI总线
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+### 3.2 SPI Bus
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-目前本BSP不支持使用Arduino的SPI功能。
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+This board doesn't support Arduino SPI header file and functions.
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-### 3.3 串口
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+### 3.3 Serial
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-本BSP通过 `Serial.` 方法调用 `uart1` 串口设备。详见[例程](https://github.com/RTduino/RTduino/blob/master/examples/Basic/helloworld.cpp)。
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+This board supports to use `Serial.` method to operate `uart1` device. See [example](https://github.com/RTduino/RTduino/blob/master/examples/Basic/helloworld.cpp).
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