107 lines
2.6 KiB
C++
107 lines
2.6 KiB
C++
#ifndef __SerialPort_H__
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#define __SerialPort_H__
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#include "Sys.h"
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#include "Port.h"
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#include "Task.h"
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#include "Queue.h"
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#include "Power.h"
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#include "Net\ITransport.h"
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#define SERIAL_BAUDRATE 1024000
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// 串口类
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class SerialPort : public ITransport, public Power
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{
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private:
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byte _index;
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byte _parity;
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byte _dataBits;
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byte _stopBits;
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int _baudRate;
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int _byteTime; // 传送一字节耗时 （略微加大一些）
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USART_TypeDef* _port;
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AlternatePort _tx;
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#if defined(STM32F0) || defined(STM32F4)
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AlternatePort _rx;
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#else
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InputPort _rx;
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#endif
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// 收发缓冲区
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#ifndef STM32F0
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Queue Tx;
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#endif
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Queue Rx;
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void Init();
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public:
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char Name[5];// 名称。COMx，后面1字节\0表示结束
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#ifdef STM32F1XX
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bool IsRemap;// 是否重映射
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#endif
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OutputPort* RS485; // RS485使能引脚
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int Error; // 错误计数
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SerialPort();
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SerialPort(COM_Def index,
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int baudRate = SERIAL_BAUDRATE,
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byte parity = USART_Parity_No, //无奇偶校验
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byte dataBits = USART_WordLength_8b, //8位数据长度
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byte stopBits = USART_StopBits_1) //1位停止位
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{
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Init();
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Init(index, baudRate, parity, dataBits, stopBits);
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}
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SerialPort(USART_TypeDef* com,
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int baudRate = SERIAL_BAUDRATE,
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byte parity = USART_Parity_No, //无奇偶校验
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byte dataBits = USART_WordLength_8b, //8位数据长度
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byte stopBits = USART_StopBits_1); //1位停止位
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// 析构时自动关闭
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virtual ~SerialPort();
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void Init(byte index,
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int baudRate = SERIAL_BAUDRATE,
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byte parity = USART_Parity_No, //无奇偶校验
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byte dataBits = USART_WordLength_8b, //8位数据长度
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byte stopBits = USART_StopBits_1); //1位停止位
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uint SendData(byte data, uint times = 3000);
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bool Flush(uint times = 3000);
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void SetBaudRate(int baudRate = SERIAL_BAUDRATE);
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void GetPins(Pin* txPin, Pin* rxPin);
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virtual void Register(TransportHandler handler, void* param = NULL);
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// 电源等级变更（如进入低功耗模式）时调用
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virtual void ChangePower(int level);
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virtual string ToString() { return Name; }
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static SerialPort* GetMessagePort();
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protected:
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virtual bool OnOpen();
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virtual void OnClose();
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virtual bool OnWrite(const Array& bs);
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virtual uint OnRead(Array& bs);
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private:
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static void OnHandler(ushort num, void* param);
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void OnTxHandler();
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void OnRxHandler();
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Task* _task;
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uint _taskidRx;
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static void ReceiveTask(void* param);
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};
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#endif
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