334 lines
6.8 KiB
C
334 lines
6.8 KiB
C
#include <stdio.h>
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#include "time.h"
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#include "los_swtmr.h"
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#include "los_sys.h"
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#include "ohos_init.h"
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#include "iot_gpio.h"
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#include "iot_gpio_ex.h"
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#include "iot_i2c.h"
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#include "cmsis_os2.h"
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// #include "ohos_init.h"
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// #include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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// #include <cmsis_os2.h>
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#include <stdbool.h>
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// #ifdef __cplusplus
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// #if __cplusplus
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// extern "C" {
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// #endif /* __cplusplus */
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// #endif /* __cplusplus */
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#define IIC_SDA 0
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#define IIC_SCL 1
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#define ADDR 0x27 // 0100111
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#define IIC_IDX 1
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/*
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Command Register
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0 Input port 0
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1 Input port 1
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2 Output port 0
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3 Output port 1
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4 Polarity Inversion port 0
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5 Polarity Inversion port 1
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6 Configuration port 0
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7 Configuration port 1
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*/
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#define CMD_CFG0 6
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#define CMD_CFG1 7
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#define CMD_OUT0 2
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#define CMD_OUT1 3
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typedef unsigned int u16; //对数据类型进行声明定义
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typedef unsigned char u8;
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UINT32 g_timerCount1 = 0;
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UINT32 g_timerCount2 = 0;
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// VOID Timer1_CallBack(UINT32 arg)
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// {
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// UINT64 lastTick;
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// g_timerCount1++;
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// lastTick=(UINT32)LOS_TickCountGet();
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// // dprintf("g_timerCount1=%d\n", g_timerCount1);
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// // dprintf("tick_last1=%d\n", lastTick);
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// }
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// VOID Timer2_CallBack(UINT32 arg)
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// {
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// UINT64 lastTick;
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// lastTick=(UINT32)LOS_TickCountGet();
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// g_timerCount2++;
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// // dprintf("g_timerCount2=%d\n", g_timerCount2);
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// // dprintf("tick_last2=%d\n", lastTick);
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// }
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/*延时函数*/
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void delayab(u16 i)
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{
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while(i--);
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}
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void delaynm(unsigned int z)
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{
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unsigned int x,y;
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for(x=z;x>0;x--)
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for(y=120;y>0;y--);
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}
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void delay1(void)
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{
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unsigned char i,j;
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for(i=10;i>0;i--)
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for(j=248;j>0;j--);
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}
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void delay2(void)
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{
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unsigned char i,j,k;
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for(k=10;k>0;k--)
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for(i=20;i>0;i--)
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for(j=248;j>0;j--);
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}
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int write_iic(uint8_t* data){
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int ret = IoTI2cWrite(IIC_IDX, (ADDR << 1) | 0x00, data, 3);
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//printf("***@@@###$$$ ret = %d\n",ret);
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return ret;
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}
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//start
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uint8_t CFG0[] = {CMD_CFG0,0x0,0x0}; //配置为输出
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uint8_t CFG1[] = {CMD_CFG1,0x0,0x0}; //配置为输出
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uint8_t OUT0[] = {CMD_OUT0,0x00,0x00}; // 输出
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uint8_t OUT1[] = {CMD_OUT1,0x00,0x00}; // 输出
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char alpha[8][9] = {
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"11111111",
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"11100000",
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"11100000",
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"11111111",
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"11111111",
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"11100000",
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"11100000",
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"11111111"
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};
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// char alpha[8][9] = {
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// "00011111",
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// "11100000",
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// "11100000",
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// "00011111",
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// "00011111",
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// "11100000",
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// "11100000",
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// "00011111"
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// };
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void write_data(char byte1,char byte2){
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//printf("write %02x ,%02x\n",byte1,byte2);
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uint8_t data[3] = {CMD_OUT0,0x00,0x00};
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data[1] = byte1;
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data[2] = byte2;
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write_iic(data);
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data[0] = CMD_OUT1;
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write_iic(data);
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}
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void iic(void* args ){
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int i,j;
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UINT16 id1; // Timer1 id
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UINT16 id2; // Timer2 id
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UINT32 tick;
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// LOS_SwtmrCreate(1000, LOS_SWTMR_MODE_ONCE, Timer1_CallBack, &id1, 1);
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// LOS_SwtmrCreate(100, LOS_SWTMR_MODE_PERIOD, Timer2_CallBack, &id2, 1);
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// LOS_SwtmrCreate(200, LOS_SWTMR_MODE_PERIOD, Timer1_CallBack, &id1, NULL); //时间的单位是ms
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// LOS_SwtmrCreate(80, LOS_SWTMR_MODE_PERIOD, Timer2_CallBack, &id2, NULL);
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// dprintf("create Timer1 success\n");
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printf("iic thread running...\n");
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IoTGpioInit(IIC_SDA);
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IoTGpioInit(IIC_SCL);
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IoTGpioSetFunc(IIC_SDA, IOT_GPIO_FUNC_GPIO_0_I2C1_SDA);
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IoTGpioSetFunc(IIC_SCL, IOT_GPIO_FUNC_GPIO_1_I2C1_SCL);
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IoTI2cInit(IIC_IDX, 400000);
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write_iic(CFG0);
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write_iic(CFG1);
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usleep(20);
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//usleep(200*1000);
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// LOS_SwtmrStart(id1);
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// dprintf("start Timer1 sucess\n");
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// //LOS_TaskDelay(200);
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// LOS_TaskDelay(200);
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// LOS_SwtmrTimeGet(id1, &tick);
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// dprintf("tick = %d\n", tick);
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// LOS_SwtmrStop(id1);
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// dprintf("stop Timer1 sucess\n");
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// // LOS_SwtmrStart(id1);
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// // LOS_TaskDelay(1000);
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// LOS_SwtmrDelete(id1);
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// dprintf("delete Timer1 sucess\n");
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write_iic(OUT0);
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write_iic(OUT1);
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//usleep(1000*1000);
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usleep(100);
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int a=0;
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// LOS_SwtmrStart(id2);
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// dprintf("start Timer2 sucess\n");
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// //LOS_TaskDelay(1000);
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// LOS_TaskDelay(200);
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// LOS_SwtmrTimeGet(id2, &tick);
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// dprintf("tick = %d\n", tick);
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// LOS_SwtmrStop(id2);
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// dprintf("stop Timer2 sucess\n");
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// LOS_SwtmrDelete(id2);
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// dprintf("delete Timer2 sucess\n");
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// LOS_SwtmrStop(id2);
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// LOS_SwtmrDelete(id2);
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// write_data(0b11111110,0b11111111);
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// LOS_TaskDelay(1000);
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// write_data(0b11111101,0b11111000);
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// LOS_TaskDelay(1000);
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// write_data(0b00100000,0b00000000);
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// LOS_TaskDelay(1000);
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// write_data(0b00100000,0b00000000);
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// LOS_TaskDelay(1000);
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// write_data(0b00010000,0b11111111);
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// LOS_TaskDelay(1000);
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while(1){
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for(int i=0;i<8;i++){
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unsigned char hex = 0;
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for(int j=0;j<8;j++){
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hex = hex <<1;
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if(alpha[i][j] == '1'){
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hex = hex | 0x1;
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}
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}
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// OUT1[2] = hex;
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// OUT0[1] = ~(1 << i);
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write_data(~(1 << i),hex);
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for(int a=0;a<3;a++){printf("+++a:%d\r\n",a);}
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//delay2();
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}
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printf("set count :%d\r\n",a=a+1);
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//alpha[i][j] == '0';
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}
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}
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void iic_entry(){
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printf("iic_entry called \n");
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osThreadAttr_t attr;
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attr.name = "thread_iic";
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attr.attr_bits = 0U; // 如果为1 ，则可以使用osThreadJoin函数
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attr.cb_mem = NULL; //控制快的指针
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attr.cb_size = 0U;
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attr.stack_mem = NULL; //栈内存指针
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attr.stack_size = 1024 * 4; //栈大小
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attr.priority = 25; //优先级
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if (osThreadNew((osThreadFunc_t)iic, NULL, &attr) == NULL)
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{
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printf("Fail to create thread!\n");
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}
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}
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APP_FEATURE_INIT(iic_entry);
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// /***** 定时器创建 *****/
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// static void Timer_example(void)
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// {
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// UINT16 id1; // Timer1 id
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// UINT16 id2; // Timer2 id
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// UINT32 tick;
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// LOS_SwtmrCreate(1000, LOS_SWTMR_MODE_ONCE, Timer1_CallBack, &id1, 1);
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// LOS_SwtmrCreate(100, LOS_SWTMR_MODE_PERIOD, Timer2_CallBack, &id2, 1);
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// dprintf("create Timer1 success\n");
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// LOS_SwtmrStart(id1);
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// dprintf("start Timer1 sucess\n");
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// LOS_TaskDelay(200);
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// LOS_SwtmrTimeGet(id1, &tick);
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// dprintf("tick =%d\n", tick);
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// LOS_SwtmrStop(id1);
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// dprintf("stop Timer1 sucess\n");
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// LOS_SwtmrStart(id1);
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// LOS_TaskDelay(1000);
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// LOS_SwtmrDelete(id1);
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// dprintf("delete Timer1 sucess\n");
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// LOS_SwtmrStart(id2);
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// dprintf("start Timer2\n");
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// LOS_TaskDelay(1000);
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// LOS_SwtmrStop(id2);
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// LOS_SwtmrDelete(id2);
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// }
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// APP_FEATURE_INIT(Timer_example);
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