I2C test update

This commit is contained in:
Jiang Yufan 2023-08-22 14:33:27 +08:00
parent feb0d29fc9
commit cdb2be7ca4
3 changed files with 89 additions and 3 deletions

View File

@ -46,7 +46,12 @@ ifeq ($(CONFIG_ADD_XIZI_FEATURES),y)
endif
ifeq ($(CONFIG_USER_TEST_I2C),y)
SRC_FILES += test_i2c.c
ifeq ($(CONFIG_ARCH_RISCV),y)
SRC_FILES += test_i2c_riscv.c
endif
ifeq ($(CONFIG_ARCH_ARM),y)
SRC_FILES += test_i2c_arm.c
endif
endif
ifeq ($(CONFIG_USER_TEST_UART),y)
@ -67,10 +72,10 @@ ifeq ($(CONFIG_ADD_XIZI_FEATURES),y)
ifeq ($(CONFIG_USER_TEST_RS485),y)
ifeq ($(CONFIG_ARCH_RISCV),y)
SRC_FILES += test_rs485_riscv.c
SRC_FILES += test_rs485_riscv.c
endif
ifeq ($(CONFIG_ARCH_ARM),y)
SRC_FILES += test_rs485_arm.c
SRC_FILES += test_rs485_arm.c
endif
endif

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@ -0,0 +1,81 @@
/*
* Copyright (c) 2020 AIIT XUOS Lab
* XiUOS is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
/**
* @file: test_i2c.c
* @brief: a application of i2c function
* @version: 1.1
* @author: AIIT XUOS Lab
* @date: 2022/12/17
*/
#include <stdio.h>
#include <string.h>
#include <transform.h>
#include <sleep.h>
#ifdef ADD_XIZI_FEATURES
#define I2C_SLAVE_ADDRESS (0x44U)
void TestI2C(void)
{
// config IIC pin(SCL:34.SDA:35) in menuconfig
int iic_fd = PrivOpen(I2C_DEV_DRIVER, O_RDWR);
if (iic_fd < 0)
{
printf("open iic_fd fd error:%d\n", iic_fd);
return;
}
printf("IIC open successful!\n");
// init iic
uint16 iic_address = I2C_SLAVE_ADDRESS;
struct PrivIoctlCfg ioctl_cfg;
ioctl_cfg.ioctl_driver_type = I2C_TYPE;
ioctl_cfg.args = (void *)&iic_address;
if (0 != PrivIoctl(iic_fd, OPE_INT, &ioctl_cfg))
{
printf("ioctl iic fd error %d\n", iic_fd);
PrivClose(iic_fd);
return;
}
printf("IIC configure successful!\n");
// I2C read and write
uint8_t data[32];
while (1)
{
PrivWrite(iic_fd, NONE, 0);
msleep(40);
PrivRead(iic_fd, data, 4);
float result = ((data[2] << 8 | data[3]) >> 2) * 165.0 /( (1 << 14) - 1) - 40.0;
int temperature = result*10;
printf("Temperature : %d.%d ℃\n", temperature/10, temperature%10);
result = ((data[0] << 8 | data[1] ) & 0x3fff) * 100.0 / ( (1 << 14) - 1);
int humidity = result*10;
printf("Humidity : %d.%d %%RH\n", humidity/10, humidity%10);
printf("HS300X origin data1:0x%2x%2x%2x%2x\n", data[0],data[1],data[2],data[3]);
msleep(1000);
}
PrivClose(iic_fd);
return;
}
PRIV_SHELL_CMD_FUNCTION(TestI2C, a iic test sample, PRIV_SHELL_CMD_MAIN_ATTR);
#endif