389 lines
11 KiB
C
389 lines
11 KiB
C
// Haybin_Wu
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// Shenitech-RD
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// 2016.5
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// Built with IAR Embedded Workbench v6.2
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//******************************************************************************
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#include <msp430FR2433.h>
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#include <stdint.h>
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#include "FR2433-RFSX.h"
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#include "RF_SX1276.h"
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uint32_t t=0;
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void FRAM_Write (uint16_t FRAM_START,uint8_t *(Array),uint8_t Array_Long);
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void FRAM_Read (uint16_t FRAM_START,uint8_t *(Array),uint8_t Array_Long);
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void Set_DT(void);
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void Refresh_Date(void);
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void UART0_Tx(uint8_t data);
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#define FRAM_Date_START 0x1800 //Date 存储起始地址
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#define FRAM_ID_START 0x1806 //ID 存储起始地址
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#define RTC_Data 1920 //定义RTC定时周期 RTC_Data/32=？s
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uint8_t Rx_Buf[64];
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uint8_t RF_RxBuf[64];
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uint8_t RF_RxBuf_size[1];
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uint8_t Rx_Data=0;
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uint8_t Date_Time[6]=
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{
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30,//0秒
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16,//1分
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10,//2时
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22,//3日
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05,//4月
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16,//5年
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};
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uint8_t Device_ID[4]={0xA6,0x52,0x40,0x01,};//设备ID
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//UART发送
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void UART0_Tx(uint8_t data)
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{
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UCA0TXBUF = data;
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while((UCTXIFG&UCA0IFG)==0);
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UCA0IFG&=~UCTXIFG;
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}
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void Refresh_Date(void)
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{
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FRAM_Read(FRAM_Date_START,Date_Time,6);
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Date_Time[0]=RTCCNT/32;
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}
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////////////////////////////////////////////////////////////////////////////////
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//主函数
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////////////////////////////////////////////////////////////////////////////////
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int main(void)
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{
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WDTCTL = WDTPW | WDTHOLD; // Stop WDT
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// Port Configuration all un-used pins to output low
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P1DIR = 0xFF; P2DIR = 0xFF; P3DIR = 0xFF;
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P1OUT = 0x00; P2OUT = 0x00; P3OUT = 0x00;
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PM5CTL0 &= ~LOCKLPM5;//开引脚功能
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// Configure DCO Clock
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//外部时钟源启动
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P2SEL0 |= BIT0 | BIT1; // set XT1 pin as second function
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do
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{
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CSCTL7 &= ~(XT1OFFG | DCOFFG); // Clear XT1 and DCO fault flag
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SFRIFG1 &= ~OFIFG;
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} while (SFRIFG1 & OFIFG); // Test oscillator fault flag
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//上面清除标志有助于降低功耗
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__bis_SR_register(SCG0); // disable FLL
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CSCTL3 |= SELREF__XT1CLK; // 外部 32768hz reference source
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CSCTL0 = 0; // clear DCO and MOD registers
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CSCTL1 &= ~(DCORSEL_7); // Clear DCO frequency select bits first
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CSCTL1 |= DCORSEL_3; //DCO=8Mhz
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CSCTL2 = FLLD_0 + 243; // DCODIV = 8MHz
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__delay_cycles(3);
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__bic_SR_register(SCG0); // enable FLL
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while(CSCTL7 & (FLLUNLOCK0 | FLLUNLOCK1)); // Poll until FLL is locked
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CSCTL4 = SELREF__XT1CLK + SELMS__DCOCLKDIV;// set XT1CLK(32768Hz) as ACLK source & MCLK/SMCLK=DCO
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//Timer0_A3 setup
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TA0CCTL0 = CCIE; // TACCR0 interrupt enabled
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TA0CCR0 = 32768;
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TA0CTL = TASSEL_1 | MC_1; // ACLK, continuous mode
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// Initialize RTC
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RTCMOD = RTC_Data;
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RTCCTL = (RTCSS__XT1CLK + RTCPS__1024 + RTCIE);//+ RTCSR// Source = 32kHz crystal, divided by 1024
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if(RTCCNT>RTC_Data){RTCCTL |= RTCSR;WDTCTL=0;}
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Refresh_Date();//复位后刷新时间
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//FRCTL0 = FRCTLPW | NWAITS_1;//FRRAM
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FRAM_Read(FRAM_ID_START,Device_ID,4);//刷新设备ID
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// Configure UART pins
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P1SEL0 |= BIT4 | BIT5; // set 2-UART pin as second function
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// Configure UART
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UCA0CTLW0 |=(UCSSEL__SMCLK+UCSWRST);//UCPEN+UCPAR+
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// Baud Rate calculation
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UCA0BR0 = 52; // 8000000/8/9600//这位大于16 UCOS16位要置位
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UCA0BR1 = 0x00; // Fractional portion = 0.083
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//UCA0MCTLW = 0x11;//微调Baud Rate
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UCA0MCTLW = 0x4900 | UCOS16 | UCBRF_1;//微调Baud Rate
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UCA0CTLW0 &= ~UCSWRST; // Initialize eUSCI
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UCA0IE |= UCRXIE; // Enable USCI_A0 RX interrupt
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_EINT();
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//无线模块测试化
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uint8_t RF_error_flag=0;
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for(uint8_t i=0;i<5;i++)//最多初始化3次
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{
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if(SX127x_init(Init_LoRa_0_8K)==NORMAL) break; //无线模块初始化失败复位
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else RF_error_flag=1;
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}
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if(RF_error_flag==1) //无线初始化失败处理
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{
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//P3OUT ^= 0xC0;
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LPM4;
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}
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LSD_RF_RXmode(64);
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//LSD_RF_SleepMode();//深度睡眠1.2uA
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__bis_SR_register(LPM3_bits | GIE); // Enter LPM3
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//uint32_t i=0;
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__no_operation(); // For debugger
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while(1)
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{
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//for(uint8_t i=0;i<64;i++)Rx_Buf[i-1]=i;
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//LSD_RF_SendPacket(Rx_Buf,64); //发送64个字节数据测试
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//P3OUT ^= 0xC0; // Toggle P3.6,7 (LED) every 1s
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//UART0_Tx(0xE5);
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//if(SX127x_init(Init_LoRa_0_8K)==NORMAL);
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//LSD_RF_SleepMode();
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LSD_RF_RXmode(64);
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__bis_SR_register(LPM3_bits | GIE); // Enter LPM3
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}
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}
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// Port 1 interrupt service routine
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector=PORT1_VECTOR
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__interrupt void Port_1(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(PORT1_VECTOR))) Port_1 (void)
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#else
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#error Compiler not supported!
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#endif
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{
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if(DIO0_IFG&DIO0_BIT) //数据传输中断处理
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{
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LSD_RF_RxVariPacket(RF_RxBuf,RF_RxBuf_size); //接收可变数据包，如果速率为大速率，只能用接收固定数据包长度
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DelayMs(10);
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/*****************************************指令处理************************/
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//if((RF_RxBuf[0]==0x01)&&(RF_RxBuf[1]==0x02))//(RF_rxBuf_size==(RF_RxBuf[3]+6))
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{//判定指令是否有效！！！
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for(uint8_t i=0;i<RF_RxBuf_size[0];i++)
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{UART0_Tx(RF_RxBuf[i]);}
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}
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DIO0_IFG&=~DIO0_BIT;
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}
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// Clear P1.3 IFG
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//__bic_SR_register_on_exit(LPM3_bits); // Exit LPM3
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}
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// Port 2 interrupt service routine
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector=PORT2_VECTOR
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__interrupt void Port_2(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(PORT2_VECTOR))) Port_2 (void)
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#else
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#error Compiler not supported!
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#endif
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{
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P2IFG=0; // Clear P1.3 IFG
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//__bic_SR_register_on_exit(LPM3_bits); // Exit LPM3
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}
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/*
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// SPI-B0 interrupt service routine
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector=USCI_B0_VECTOR
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__interrupt void USCI_B0_ISR(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(USCI_B0_VECTOR))) USCI_B0_ISR (void)
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#else
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#error Compiler not supported!
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#endif
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{
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while (!(UCB0IFG&UCTXIFG)); // USCI_A0 TX buffer ready?
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UCB0TXBUF = UCB0RXBUF; // Echo received data
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}
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*/
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// Timer0 A0 interrupt service routine
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector = TIMER0_A0_VECTOR
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__interrupt void Timer0_A0_ISR(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(TIMER0_A0_VECTOR))) Timer0_A0_ISR (void)
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#else
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#error Compiler not supported!
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#endif
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{
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t++;
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if(t>5)
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{
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t=0;//WDTCTL=0;
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//LSD_RF_RxVariPacket(Rxbuffer,Rxbuffer_size); //接收可变数据包，如果速率为大速率，只能用接收固定数据包长度
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//LSD_RF_RXmode(30); //每次发送一包数据后，进入接收状态，等待B模块应答
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__bic_SR_register_on_exit(LPM3_bits); // Exit LPM3
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}
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}
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// Timer1 A0 interrupt service routine
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector = TIMER1_A0_VECTOR
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__interrupt void Timer1_A0_ISR(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(TIMER1_A0_VECTOR))) Timer1_A0_ISR (void)
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#else
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#error Compiler not supported!
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#endif
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{
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;
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//if(t>5)WDTCTL=0;//P3OUT ^= 0xC0;
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}
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// RTC interrupt service routine //一分钟一次
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector=RTC_VECTOR
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__interrupt void RTC_ISR(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(RTC_VECTOR))) RTC_ISR (void)
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#else
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#error Compiler not supported!
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#endif
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{
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if(RTCIV&0x02)
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{
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Date_Time[0]=60;
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Set_DT();//万年历
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FRAM_Write (FRAM_Date_START,Date_Time,6);//写入铁电
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}
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}
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// UAR0 interrupt service routine
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#if defined(__TI_COMPILER_VERSION__) || defined(__IAR_SYSTEMS_ICC__)
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#pragma vector=USCI_A0_VECTOR
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__interrupt void USCI_A0_ISR(void)
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#elif defined(__GNUC__)
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void __attribute__ ((interrupt(USCI_A0_VECTOR))) USCI_A0_ISR (void)
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#else
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#error Compiler not supported!
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#endif
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{
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uint8_t CS=0;
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if((UCA0IV&USCI_UART_UCRXIFG)==USCI_UART_UCRXIFG)
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{
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Rx_Buf[Rx_Data++] = UCA0RXBUF;
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//UCA0IFG&=~UCRXIFG;
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}
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if(Rx_Data>=10)
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{
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for(uint8_t i=0;i<(Rx_Buf[3]+1);i++)
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CS+=Rx_Buf[i+2];
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if((Rx_Buf[0]==0x4D)&&(Rx_Buf[1]==0x4B)&&(Rx_Buf[Rx_Data-2]==0x55)&&(Rx_Buf[Rx_Data-1]==0x16))
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{
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FRAM_Read(FRAM_ID_START,Device_ID,4);//刷新设备ID
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//功能码01 设置ID//4D 4B 01 08 00 00 00 00 ID ID ID ID CS 16
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if((Rx_Buf[2]==0x01)&&(Rx_Buf[4]==Device_ID[0])&&(Rx_Buf[5]==Device_ID[1])&&(Rx_Buf[6]==Device_ID[2])&&(Rx_Buf[7]==Device_ID[3]))
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{
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Device_ID[0]=Rx_Buf[8];Device_ID[1]=Rx_Buf[9];Device_ID[2]=Rx_Buf[10];Device_ID[3]=Rx_Buf[11];
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FRAM_Write(FRAM_ID_START,Device_ID,4);
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//FRAM_Read(FRAM_ID_START,Device_ID,4);//刷新设备ID
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UART0_Tx(0xE5);
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Rx_Data=0;
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}
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//功能码06 读设备RTC//4D 4B 06 04 00 00 00 00 CS 16
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if((Rx_Buf[2]==0x06)&&(Rx_Buf[4]==Device_ID[0])&&(Rx_Buf[5]==Device_ID[1])&&(Rx_Buf[6]==Device_ID[2])&&(Rx_Buf[7]==Device_ID[3]))
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{
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Refresh_Date();//refresh time
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//Return 4D 4B 06 A0 ID ID ID ID DT DT DT DT DT DT E5 16
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UART0_Tx(0x4D);UART0_Tx(0x4B);UART0_Tx(0x06);UART0_Tx(0xA0);UART0_Tx(Device_ID[0]);UART0_Tx(Device_ID[1]);UART0_Tx(Device_ID[2]);UART0_Tx(Device_ID[3]);
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UART0_Tx(Date_Time[0]);UART0_Tx(Date_Time[1]);UART0_Tx(Date_Time[2]);UART0_Tx(Date_Time[3]);UART0_Tx(Date_Time[4]);UART0_Tx(Date_Time[5]);
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UART0_Tx(0xE5);UART0_Tx(0x16);
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Rx_Data=0;
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}
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//功能码07 同步RTC//4D 4B 06 04 00 00 00 00 CS 16
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if((Rx_Buf[2]==0x07)&&(Rx_Buf[4]==Device_ID[0])&&(Rx_Buf[5]==Device_ID[1])&&(Rx_Buf[6]==Device_ID[2])&&(Rx_Buf[7]==Device_ID[3]))
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{
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;
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}
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}
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}
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}
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//万年历程序
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void Set_DT(void)
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{
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if(Date_Time[0]>59)//秒进位
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{
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Date_Time[1]++;
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Date_Time[0]=0;
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}
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if(Date_Time[1]>59)//分进位
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{
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Date_Time[2]++;
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Date_Time[1]=0;
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}
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if(Date_Time[2]>23)//小时进位
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{
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Date_Time[3]++;
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Date_Time[2]=0;
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}
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//常31天情况
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if((Date_Time[4]==1)||(Date_Time[4]==3)||(Date_Time[4]==5)||(Date_Time[4]==7)||(Date_Time[4]==8)||(Date_Time[4]==10)||(Date_Time[4]==12))
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{
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if(Date_Time[3]>31)
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{
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Date_Time[3]=1;
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Date_Time[4]++;
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}
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if(Date_Time[4]>12)
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{
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Date_Time[4]=1;
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Date_Time[5]++;
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}
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if(Date_Time[5]>99)Date_Time[5]=0;
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}
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//常30天情况
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if((Date_Time[4]==4)||(Date_Time[4]==6)||(Date_Time[4]==9)||(Date_Time[4]==11))
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{
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if(Date_Time[3]>30)
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{
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Date_Time[3]=1;
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Date_Time[4]++;
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}
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}
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//2月特殊情况
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if(Date_Time[4]==2)
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{
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if((Date_Time[5]%4==0&&Date_Time[5]%100!=0) ||(Date_Time[5]%400==0))//闰年
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{
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if(Date_Time[3]>29)
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{
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Date_Time[3]=1;
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Date_Time[4]++;
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}
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}
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else
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{
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if(Date_Time[3]>28)
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{
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Date_Time[3]=1;
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Date_Time[4]++;
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}
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}
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}
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}
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void FRAM_Write (uint16_t FRAM_START,uint8_t *(Array),uint8_t Array_Long)
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{
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SYSCFG0 &= ~DFWP; //Close FRAM Write Protection
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//FRAM_Date_START=*0x1800;
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for (uint8_t i = 0; i < Array_Long; i++)
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{
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*(uint8_t *)(FRAM_START+i)=Array[i];//
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}
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SYSCFG0 |= DFWP; //Open FRAM Write Protection
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}
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void FRAM_Read (uint16_t FRAM_START,uint8_t *(Array),uint8_t Array_Long)
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{
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for (uint8_t i = 0; i < Array_Long; i++)
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{
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Array[i]=*(uint8_t *)(FRAM_START+i);
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}
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}
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