C51 COMPILER V9.59.0.0 APP_BMM_SPI_PS 06/10/2021 10:21:41 PAGE 1 C51 COMPILER V9.59.0.0, COMPILATION OF MODULE APP_BMM_SPI_PS OBJECT MODULE PLACED IN .\list\APP_BMM_SPI_PS.obj COMPILER INVOKED BY: C:\Keil_v5\C51\BIN\C51.EXE ..\App\src\APP_BMM_SPI_PS.c LARGE OMF2 OPTIMIZE(8,SPEED) BROWSE INCDIR(. -.\Driver\inc;..\User;..\App\inc) DEBUG PRINT(.\list\APP_BMM_SPI_PS.lst) TABS(2) OBJECT(.\list\APP_BMM_SPI_PS.obj) line level source 1 /*---------------------------------------------------------------------*/ 2 /* --- STC MCU Limited ------------------------------------------------*/ 3 /* --- STC 1T Series MCU Demo Programme -------------------------------*/ 4 /* --- Mobile: (86)13922805190 ----------------------------------------*/ 5 /* --- Fax: 86-0513-55012956,55012947,55012969 ------------------------*/ 6 /* --- Tel: 86-0513-55012928,55012929,55012966 ------------------------*/ 7 /* --- Web: www.STCMCU.com --------------------------------------------*/ 8 /* --- Web: www.STCMCUDATA.com ---------------------------------------*/ 9 /* --- QQ: 800003751 -------------------------------------------------*/ 10 /* 如果要在程序中使用此代码,请在程序中注明使用了STC的资料及程序 */ 11 /*---------------------------------------------------------------------*/ 12 13 #include "APP_BMM_SPI_PS.h" 14 #include "STC8A_GPIO.h" 15 #include "STC8A_SPI.h" 16 #include "STC8A_UART.h" 17 #include "STC8A_NVIC.h" 18 #include "STC8A_BMM.h" 19 20 /************* 功能说明 ************** 21 22 UART_BMM, M2M_BMM, SPI_BMM 综合使用演示例程. 23 24 通过串口发送数据给MCU1，MCU1将接收到的数据由SPI发送给MCU2，MCU2再通过串口发送出去. 25 26 通过串口发送数据给MCU2，MCU2将接收到的数据由SPI发送给MCU1，MCU1再通过串口发送出去. 27 28 MCU1/MCU2: UART接收 -> UART Rx BMM -> M2M -> SPI Tx BMM -> SPI发送 29 30 MCU2/MCU1: SPI接收 -> SPI Rx BMM -> M2M -> UART Tx BMM -> UART发送 31 32 MCU1 MCU2 33 |-----------------| |-----------------| 34 | MISO |-----------| MISO | 35 --| TX MOSI |-----------| MOSI TX |-- 36 | SCLK |-----------| SCLK | 37 --| RX SS |-----------| SS RX |-- 38 |-----------------| |-----------------| 39 40 41 下载时, 选择时钟 22.1184MHz (可以在配置文件"config.h"中修改). 42 43 ******************************************/ 44 45 //======================================================================== 46 // 本地常量声明 47 //======================================================================== 48 49 #define BUF_LENGTH 107 //n+1 50 51 //======================================================================== 52 // 本地变量声明 53 //======================================================================== 54 C51 COMPILER V9.59.0.0 APP_BMM_SPI_PS 06/10/2021 10:21:41 PAGE 2 55 bit SpiTxFlag; 56 bit SpiRxFlag; 57 //bit UartTxFlag; 58 //bit UartRxFlag; 59 60 bit u2sFlag; //UART to SPI 61 bit s2uFlag; //SPI to UART 62 63 bit SpiSendFlag; 64 bit UartSendFlag; 65 66 u8 xdata UartTxBuffer[256]; 67 u8 xdata UartRxBuffer[256]; 68 u8 xdata SpiTxBuffer[256]; 69 u8 xdata SpiRxBuffer[256]; 70 71 //======================================================================== 72 // 本地函数声明 73 //======================================================================== 74 75 76 //======================================================================== 77 // 外部函数和变量声明 78 //======================================================================== 79 extern bit BmmTx1Flag; //UartTxFlag 80 extern bit BmmRx1Flag; //UartRxFlag 81 82 //======================================================================== 83 // 函数: BMM_SPI_PS_init 84 // 描述: 用户初始化程序. 85 // 参数: None. 86 // 返回: None. 87 // 版本: V1.0, 2021-05-27 88 //======================================================================== 89 void BMM_SPI_PS_init(void) 90 { 91 1 SPI_InitTypeDef SPI_InitStructure; 92 1 COMx_InitDefine COMx_InitStructure; //结构定义 93 1 BMM_M2M_InitTypeDef BMM_M2M_InitStructure; //结构定义 94 1 BMM_SPI_InitTypeDef BMM_SPI_InitStructure; //结构定义 95 1 BMM_UART_InitTypeDef BMM_UART_InitStructure; //结构定义 96 1 97 1 //---------------------------------------------- 98 1 P2_MODE_IO_PU(GPIO_Pin_All); //P2 设置为准双向口 99 1 P3_MODE_IO_PU(GPIO_Pin_0 | GPIO_Pin_1); //P3.0,P3.1 设置为准双向口 100 1 101 1 SPI_SS_2 = 1; 102 1 103 1 //---------------------------------------------- 104 1 COMx_InitStructure.UART_Mode = UART_8bit_BRTx; //模式, UART_ShiftRight,UART_8bit_BRTx,UART_9bit,UART -_9bit_BRTx 105 1 COMx_InitStructure.UART_BRT_Use = BRT_Timer1; //使用波特率, BRT_Timer1, BRT_Timer2 (注意: 串口2固定使 -用BRT_Timer2) 106 1 COMx_InitStructure.UART_BaudRate = 115200ul; //波特率, 一般 110 ~ 115200 107 1 COMx_InitStructure.UART_RxEnable = ENABLE; //接收允许, ENABLE或DISABLE 108 1 COMx_InitStructure.BaudRateDouble = DISABLE; //波特率加倍, ENABLE或DISABLE 109 1 UART_Configuration(UART1, &COMx_InitStructure); //初始化串口1 UART1,UART2,UART3,UART4 110 1 NVIC_UART1_Init(ENABLE,Priority_1); //中断使能, ENABLE/DISABLE; 优先级(低到高) Priority_0,Priority_1,Pri -ority_2,Priority_3 111 1 printf("STC8A8K64D4 UART1-BMM-SPI互为主从透传程序.\r\n"); 112 1 113 1 //---------------------------------------------- C51 COMPILER V9.59.0.0 APP_BMM_SPI_PS 06/10/2021 10:21:41 PAGE 3 114 1 SPI_InitStructure.SPI_Enable = ENABLE; //SPI启动 ENABLE, DISABLE 115 1 SPI_InitStructure.SPI_SSIG = ENABLE; //片选位 ENABLE, DISABLE 116 1 SPI_InitStructure.SPI_FirstBit = SPI_MSB; //移位方向 SPI_MSB, SPI_LSB 117 1 SPI_InitStructure.SPI_Mode = SPI_Mode_Slave; //主从选择 SPI_Mode_Master, SPI_Mode_Slave 118 1 SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low; //时钟相位 SPI_CPOL_High, SPI_CPOL_Low 119 1 SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge; //数据边沿 SPI_CPHA_1Edge, SPI_CPHA_2Edge 120 1 SPI_InitStructure.SPI_Speed = SPI_Speed_64; //SPI速度 SPI_Speed_4, SPI_Speed_16, SPI_Speed_64, S -PI_Speed_2 121 1 SPI_Init(&SPI_InitStructure); 122 1 NVIC_SPI_Init(DISABLE,Priority_0); //中断使能, ENABLE/DISABLE; 优先级(低到高) Priority_0,Priority_1,Prio -rity_2,Priority_3 123 1 124 1 //---------------------------------------------- 125 1 BMM_UART_InitStructure.BMM_TX_Length = BUF_LENGTH; //BMM传输总字节数 (0~255) + 1 126 1 BMM_UART_InitStructure.BMM_TX_Buffer = UartTxBuffer; //发送数据存储地址 127 1 BMM_UART_InitStructure.BMM_RX_Length = BUF_LENGTH; //BMM传输总字节数 (0~255) + 1 128 1 BMM_UART_InitStructure.BMM_RX_Buffer = UartRxBuffer; //接收数据存储地址 129 1 BMM_UART_InitStructure.BMM_TX_Enable = ENABLE; //BMM使能 ENABLE,DISABLE 130 1 BMM_UART_InitStructure.BMM_RX_Enable = ENABLE; //BMM使能 ENABLE,DISABLE 131 1 BMM_UART_Inilize(UART1, &BMM_UART_InitStructure); //初始化 132 1 133 1 NVIC_BMM_UART1_Tx_Init(ENABLE,Priority_0,Priority_0); //中断使能, ENABLE/DISABLE; 优先级(低到高) Priorit -y_0~Priority_3; 总线优先级(低到高) Priority_0~Priority_3 134 1 NVIC_BMM_UART1_Rx_Init(ENABLE,Priority_0,Priority_0); //中断使能, ENABLE/DISABLE; 优先级(低到高) Priorit -y_0~Priority_3; 总线优先级(低到高) Priority_0~Priority_3 135 1 BMM_UR1R_TRIG(); //触发UART1接收功能 136 1 137 1 //---------------------------------------------- 138 1 BMM_M2M_InitStructure.BMM_Enable = ENABLE; //BMM使能 ENABLE,DISABLE 139 1 BMM_M2M_InitStructure.BMM_Length = BUF_LENGTH; //BMM传输总字节数 (0~255) + 1 140 1 BMM_M2M_InitStructure.BMM_Tx_Buffer = UartRxBuffer; //发送数据存储地址 141 1 BMM_M2M_InitStructure.BMM_Rx_Buffer = SpiTxBuffer; //接收数据存储地址 142 1 BMM_M2M_InitStructure.BMM_SRC_Dir = M2M_ADDR_INC; //数据源地址改变方向 M2M_ADDR_INC,M2M_ADDR_DEC 143 1 BMM_M2M_InitStructure.BMM_DEST_Dir = M2M_ADDR_INC; //数据目标地址改变方向 M2M_ADDR_INC,M2M_ADDR_DEC 144 1 BMM_M2M_Inilize(&BMM_M2M_InitStructure); //初始化 145 1 NVIC_BMM_M2M_Init(ENABLE,Priority_0,Priority_0); //中断使能, ENABLE/DISABLE; 优先级(低到高) Priority_0~P -riority_3; 总线优先级(低到高) Priority_0~Priority_3 146 1 147 1 //---------------------------------------------- 148 1 BMM_SPI_InitStructure.BMM_Enable = DISABLE; //BMM使能 ENABLE,DISABLE 149 1 BMM_SPI_InitStructure.BMM_Tx_Enable = ENABLE; //BMM发送数据使能 ENABLE,DISABLE 150 1 BMM_SPI_InitStructure.BMM_Rx_Enable = ENABLE; //BMM接收数据使能 ENABLE,DISABLE 151 1 BMM_SPI_InitStructure.BMM_Length = BUF_LENGTH; //BMM传输总字节数 (0~255) + 1 152 1 BMM_SPI_InitStructure.BMM_Tx_Buffer = SpiTxBuffer; //发送数据存储地址 153 1 BMM_SPI_InitStructure.BMM_Rx_Buffer = SpiRxBuffer; //接收数据存储地址 154 1 BMM_SPI_InitStructure.BMM_SS_Sel = SPI_SS_P22; //自动控制SS脚选择 SPI_SS_P12,SPI_SS_P22,SPI_SS_P74,SPI -_SS_P35 155 1 BMM_SPI_InitStructure.BMM_AUTO_SS = DISABLE; //自动控制SS脚使能 ENABLE,DISABLE 156 1 BMM_SPI_Inilize(&BMM_SPI_InitStructure); //初始化 157 1 SET_BMM_SPI_CR(BMM_ENABLE | SPI_TRIG_S | CLR_FIFO); //bit7 1:使能 SPI_BMM, bit5 1:开始 SPI_BMM 从机模式, -bit0 1:清除 SPI_BMM FIFO 158 1 NVIC_BMM_SPI_Init(ENABLE,Priority_0,Priority_0); //中断使能, ENABLE/DISABLE; 优先级(低到高) Priority_0~P -riority_3; 总线优先级(低到高) Priority_0~Priority_3 159 1 } 160 161 void M2M_UART_SPI(void) 162 { 163 1 BMM_M2M_CLR_STA(); 164 1 SET_M2M_TX_FIFO(UartRxBuffer); 165 1 SET_M2M_RX_FIFO(SpiTxBuffer); 166 1 BMM_M2M_TRIG(); 167 1 } C51 COMPILER V9.59.0.0 APP_BMM_SPI_PS 06/10/2021 10:21:41 PAGE 4 168 169 void M2M_SPI_UART(void) 170 { 171 1 BMM_M2M_CLR_STA(); 172 1 SET_M2M_TX_FIFO(SpiRxBuffer); 173 1 SET_M2M_RX_FIFO(UartTxBuffer); 174 1 BMM_M2M_TRIG(); 175 1 } 176 177 void UART_BMM_Tx(void) 178 { 179 1 BMM_UR1T_TRIG(); 180 1 } 181 182 void UART_BMM_Rx(void) 183 { 184 1 BMM_UR1R_TRIG(); 185 1 } 186 187 void SPI_BMM_Master(void) 188 { 189 1 SET_BMM_SPI_CR(0); 190 1 _nop_(); 191 1 _nop_(); 192 1 _nop_(); 193 1 _nop_(); 194 1 _nop_(); 195 1 _nop_(); 196 1 SPI_SS_2 = 0; 197 1 SPCTL = 0xd2; //使能 SPI 主机模式，忽略SS引脚功能 198 1 SET_BMM_SPI_CR(BMM_ENABLE | SPI_TRIG_M); //bit7 1:使能 SPI_BMM, bit6 1:开始 SPI_BMM 主机模式 199 1 } 200 201 void SPI_BMM_Slave(void) 202 { 203 1 SET_BMM_SPI_CR(0); 204 1 _nop_(); 205 1 _nop_(); 206 1 _nop_(); 207 1 _nop_(); 208 1 _nop_(); 209 1 _nop_(); 210 1 SPCTL = 0x42; //重新设置为从机待机 211 1 SET_BMM_SPI_CR(BMM_ENABLE | SPI_TRIG_S); //bit7 1:使能 SPI_BMM, bit5 1:开始 SPI_BMM 从机模式 212 1 } 213 214 //======================================================================== 215 // 函数: Sample_BMM_SPI_PS 216 // 描述: 用户应用程序. 217 // 参数: None. 218 // 返回: None. 219 // 版本: V1.0, 2021-05-27 220 //======================================================================== 221 void Sample_BMM_SPI_PS(void) 222 { 223 1 //UART接收 -> UART BMM -> SPI BMM -> SPI发送 224 1 if(BmmRx1Flag) 225 1 { 226 2 BmmRx1Flag = 0; 227 2 u2sFlag = 1; 228 2 M2M_UART_SPI(); //UART Memory -> SPI Memory 229 2 } C51 COMPILER V9.59.0.0 APP_BMM_SPI_PS 06/10/2021 10:21:41 PAGE 5 230 1 231 1 if(SpiSendFlag) 232 1 { 233 2 SpiSendFlag = 0; 234 2 UART_BMM_Rx(); //UART Recive Continue 235 2 SPI_BMM_Master(); //SPI Send Memory 236 2 } 237 1 238 1 if(SpiTxFlag) 239 1 { 240 2 SpiTxFlag = 0; 241 2 SPI_BMM_Slave(); //SPI Slave Mode 242 2 } 243 1 244 1 245 1 //SPI接收 -> SPI BMM -> UART BMM -> UART发送 246 1 if(SpiRxFlag) 247 1 { 248 2 SpiRxFlag = 0; 249 2 s2uFlag = 1; 250 2 M2M_SPI_UART(); //SPI Memory -> UART Memory 251 2 } 252 1 253 1 if(UartSendFlag) 254 1 { 255 2 UartSendFlag = 0; 256 2 SPI_BMM_Slave(); //SPI Slave Mode 257 2 UART_BMM_Tx(); //UART Send Memory 258 2 } 259 1 } MODULE INFORMATION: STATIC OVERLAYABLE CODE SIZE = 563 ---- CONSTANT SIZE = 45 ---- XDATA SIZE = 1024 42 PDATA SIZE = ---- ---- DATA SIZE = ---- ---- IDATA SIZE = ---- ---- BIT SIZE = 6 ---- EDATA SIZE = ---- ---- HDATA SIZE = ---- ---- XDATA CONST SIZE = ---- ---- FAR CONST SIZE = ---- ---- END OF MODULE INFORMATION. C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)