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- #include "stm32f10x.h"
- #include "delay.h"
- void Delay(u16 nCount);
- void GPIO_Config(void)
- {
- GPIO_InitTypeDef GPIO_InitStructure;
-
- GPIO_InitStructure.GPIO_Pin=GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_8|GPIO_Pin_9|GPIO_Pin_10;
- GPIO_InitStructure.GPIO_Mode=GPIO_Mode_Out_PP;
- GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
- GPIO_Init(GPIOA, &GPIO_InitStructure);
-
- GPIO_InitStructure.GPIO_Pin=GPIO_Pin_3;
- GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
- GPIO_InitStructure.GPIO_Mode=GPIO_Mode_Out_PP;
- GPIO_Init(GPIOA,&GPIO_InitStructure);
-
- GPIO_InitStructure.GPIO_Pin=GPIO_Pin_4|GPIO_Pin_5|GPIO_Pin_6|GPIO_Pin_7;
- GPIO_InitStructure.GPIO_Speed=GPIO_Speed_50MHz;
- GPIO_InitStructure.GPIO_Mode=GPIO_Mode_AF_PP;
- GPIO_Init(GPIOA,&GPIO_InitStructure);
- }
-
- void SPI_Config(void)
- {
- SPI_InitTypeDef SPI1_InitStructure;
- SPI1_InitStructure.SPI_Direction=SPI_Direction_2Lines_FullDuplex;//設置SPI單向或者雙向的數據模式:SPI設置為雙線模式
- SPI1_InitStructure.SPI_BaudRatePrescaler=SPI_BaudRatePrescaler_64;//定義波特率預分頻的值:波特率預分頻值為64
- SPI1_InitStructure.SPI_DataSize=SPI_DataSize_8b;//設置SPI的數據大小:SPI發送接收8位幀結構
- SPI1_InitStructure.SPI_Mode=SPI_Mode_Master;//設置SPI工作模式,設置為主模式
- SPI1_InitStructure.SPI_FirstBit=SPI_FirstBit_MSB; //高位在先
- SPI1_InitStructure.SPI_CPOL = SPI_CPOL_High;//串行同步時鐘的空閑狀態為高電平
- SPI1_InitStructure.SPI_CPHA = SPI_CPHA_2Edge; //串行同步時鐘的第二個跳變沿(上升或下降)數據被采樣
- SPI1_InitStructure.SPI_NSS = SPI_NSS_Soft; // 使用軟件模式
- SPI1_InitStructure.SPI_CRCPolynomial = 7; //CRC值計算的多項式
- SPI_I2S_DeInit(SPI1);
- SPI_Init(SPI1, &SPI1_InitStructure); //初始化
- SPI_NSSInternalSoftwareConfig(SPI1, SPI_NSSInternalSoft_Set);//內部制高電平
- SPI_Cmd(SPI1, ENABLE);
- }
-
- void Write_Max7219(u8 address,u8 dat)
- {
- //功能:向MAX7219寫入數據
- //入口參數:address、dat
- //出口參數:無
- //說明:
- GPIO_ResetBits(GPIOA, GPIO_Pin_3);
- SPI_I2S_SendData(SPI1, address); //寫入地址,即數碼管編號
- delay_us(10);
- SPI_I2S_SendData(SPI1, dat); //寫入數據,即數碼管顯示數字
- delay_us(10);
- GPIO_SetBits(GPIOA, GPIO_Pin_3);
- }
- void Init_MAX7219(void)
- {
- Write_Max7219(0x09, 0xff); //譯碼方式:BCD碼
- Write_Max7219(0x0a, 0x05); //亮度
- Write_Max7219(0x0b, 0x07); //掃描界限8個數碼管顯示
- Write_Max7219(0x0c, 0x01); //掉電模式:0,普通模式:1
- Write_Max7219(0x0f, 0x00); //顯示測試:1;測試結束,正常顯示:0
- }
- int main(void)
- {
-
-
-
-
-
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB|RCC_APB2Periph_AFIO|RCC_APB2Periph_GPIOA|RCC_APB2Periph_SPI1, ENABLE);
- RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2, ENABLE);
- delay_init();
- GPIO_Config();
- SPI_Config();
- Init_MAX7219();
-
- GPIO_SetBits(GPIOA, GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_8|GPIO_Pin_9|GPIO_Pin_10);
-
-
-
- while(1)
- {
- GPIO_SetBits(GPIOA, GPIO_Pin_0|GPIO_Pin_1|GPIO_Pin_2|GPIO_Pin_8|GPIO_Pin_9|GPIO_Pin_10);
- GPIO_ResetBits(GPIOA,GPIO_Pin_10|GPIO_Pin_1);
-
-
- Write_Max7219(0x01, 0x04);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- Write_Max7219(0x07, 0x01);
- Write_Max7219(0x08, 0x01);
- delay_ms(1000);
- Write_Max7219(0x01, 0x03);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x07, 0x00);
- Write_Max7219(0x08, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x02);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x03, 0x09);
- Write_Max7219(0x04, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x01);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x07, 0x08);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x00);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x07, 0x07);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x09);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x06);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x08);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x05);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x07);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x04);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x06);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x03);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x05);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x02);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x04);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x01);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- GPIO_SetBits(GPIOA, GPIO_Pin_10);
-
-
-
- GPIO_ResetBits(GPIOA, GPIO_Pin_9);
- Write_Max7219(0x01, 0x03);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x03);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x02);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x02);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x01);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x01);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- GPIO_SetBits(GPIOA, GPIO_Pin_9|GPIO_Pin_1);
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- GPIO_ResetBits(GPIOA, GPIO_Pin_8|GPIO_Pin_2);
- Write_Max7219(0x01, 0x02);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x07, 0x05);
- Write_Max7219(0x08, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x01);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x07, 0x04);
- Write_Max7219(0x08, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x00);
- Write_Max7219(0x02, 0x01);
- Write_Max7219(0x07, 0x03);
- Write_Max7219(0x08, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x09);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x02);
- Write_Max7219(0x08, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x08);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x01);
- Write_Max7219(0x08, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x07);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x03, 0x00);
- Write_Max7219(0x04, 0x01);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x06);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x09);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x05);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x08);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x04);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x03, 0x07);
- Write_Max7219(0x04, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x03);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x06);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x02);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x05);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x01);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x04);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
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- GPIO_SetBits(GPIOA, GPIO_Pin_2);
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- GPIO_ResetBits(GPIOA, GPIO_Pin_0);
- Write_Max7219(0x01, 0x03);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x03);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x02);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x02);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
- Write_Max7219(0x01, 0x01);
- Write_Max7219(0x02, 0x00);
- Write_Max7219(0x07, 0x01);
- Write_Max7219(0x08, 0x00);
- Write_Max7219(0x03, 0x0f);
- Write_Max7219(0x04, 0x0f);
- Write_Max7219(0x05, 0x0f);
- Write_Max7219(0x06, 0x0f);
- delay_ms(1000);
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- GPIO_SetBits(GPIOA, GPIO_Pin_4|GPIO_Pin_0);
- }
- }
- void Delay(u16 nCount)
- {
- for(; nCount != 0; nCount--);
- }
復制代碼
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交通燈 max.7z
2019-1-8 21:32 上傳
點擊文件名下載附件
下載積分: 黑幣 -5
203.96 KB, 下載次數: 90, 下載積分: 黑幣 -5
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