forked from xuos/xiuos
I2C test update
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@ -46,7 +46,12 @@ ifeq ($(CONFIG_ADD_XIZI_FEATURES),y)
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endif
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ifeq ($(CONFIG_USER_TEST_I2C),y)
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SRC_FILES += test_i2c.c
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ifeq ($(CONFIG_ARCH_RISCV),y)
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SRC_FILES += test_i2c_riscv.c
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endif
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ifeq ($(CONFIG_ARCH_ARM),y)
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SRC_FILES += test_i2c_arm.c
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endif
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endif
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ifeq ($(CONFIG_USER_TEST_UART),y)
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@ -67,10 +72,10 @@ ifeq ($(CONFIG_ADD_XIZI_FEATURES),y)
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ifeq ($(CONFIG_USER_TEST_RS485),y)
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ifeq ($(CONFIG_ARCH_RISCV),y)
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SRC_FILES += test_rs485_riscv.c
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SRC_FILES += test_rs485_riscv.c
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endif
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ifeq ($(CONFIG_ARCH_ARM),y)
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SRC_FILES += test_rs485_arm.c
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SRC_FILES += test_rs485_arm.c
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endif
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endif
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@ -0,0 +1,81 @@
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/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file: test_i2c.c
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* @brief: a application of i2c function
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* @version: 1.1
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* @author: AIIT XUOS Lab
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* @date: 2022/12/17
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*/
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#include <stdio.h>
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#include <string.h>
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#include <transform.h>
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#include <sleep.h>
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#ifdef ADD_XIZI_FEATURES
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#define I2C_SLAVE_ADDRESS (0x44U)
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void TestI2C(void)
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{
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// config IIC pin(SCL:34.SDA:35) in menuconfig
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int iic_fd = PrivOpen(I2C_DEV_DRIVER, O_RDWR);
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if (iic_fd < 0)
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{
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printf("open iic_fd fd error:%d\n", iic_fd);
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return;
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}
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printf("IIC open successful!\n");
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// init iic
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uint16 iic_address = I2C_SLAVE_ADDRESS;
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struct PrivIoctlCfg ioctl_cfg;
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ioctl_cfg.ioctl_driver_type = I2C_TYPE;
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ioctl_cfg.args = (void *)&iic_address;
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if (0 != PrivIoctl(iic_fd, OPE_INT, &ioctl_cfg))
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{
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printf("ioctl iic fd error %d\n", iic_fd);
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PrivClose(iic_fd);
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return;
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}
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printf("IIC configure successful!\n");
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// I2C read and write
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uint8_t data[32];
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while (1)
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{
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PrivWrite(iic_fd, NONE, 0);
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msleep(40);
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PrivRead(iic_fd, data, 4);
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float result = ((data[2] << 8 | data[3]) >> 2) * 165.0 /( (1 << 14) - 1) - 40.0;
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int temperature = result*10;
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printf("Temperature : %d.%d ℃\n", temperature/10, temperature%10);
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result = ((data[0] << 8 | data[1] ) & 0x3fff) * 100.0 / ( (1 << 14) - 1);
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int humidity = result*10;
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printf("Humidity : %d.%d %%RH\n", humidity/10, humidity%10);
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printf("HS300X origin data1:0x%2x%2x%2x%2x\n", data[0],data[1],data[2],data[3]);
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msleep(1000);
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}
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PrivClose(iic_fd);
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return;
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}
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PRIV_SHELL_CMD_FUNCTION(TestI2C, a iic test sample, PRIV_SHELL_CMD_MAIN_ATTR);
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#endif
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