明远智睿MY-IMX6-EK200 Linux-4.1.15 测试手册（2） -

标题: 明远智睿MY-IMX6-EK200 Linux-4.1.15 测试手册（2） [打印本页]

作者: 明远智睿 时间: 2019-1-21 11:18
标题: 明远智睿MY-IMX6-EK200 Linux-4.1.15 测试手册（2）

【接上一章节明远智睿MY-IMX6-EK200 Linux-4.1.15 测试手册（1）】

8.2 UART3

位置：J1:11,13

设备：/dev/ttymxc2

测试指令

# /my-demo/linux-4.1.15/MY_SERIAL_TEST_L4115_MYIMX6A9.out /dev/ttymxc2"www点myzr点com.cn"

Welcome to TTYtest

Send test data------www点myzr点com.cn

read char is w

read char is .

read char is m

read char is y

read char is z

read char is r

read char is .

read char is c

read char is o

read char is m

read char is .

read char is c

read char is n

Read Test Data finished,Read Test Data is-------www点myzr点com.cn

8.3 UART4

位置：J1:15,17

设备：/dev/ttymxc3

测试指令

# /my-demo/linux-4.1.15/MY_SERIAL_TEST_L4115_MYIMX6A9.out /dev/ttymxc3 "www点myzr点com.cn"

Welcome to TTYtest

Send test data------www点myzr点com.cn

read char is w

read char is .

read char is m

read char is y

read char is z

read char is r

read char is .

read char is c

read char is o

read char is m

read char is .

read char is c

read char is n

Read Test Data finished,Read Test Data is-------www点myzr点com.cn

8.4 UART5

位置：J1:16,18

设备：/dev/ttymxc4

测试指令

# /my-demo/linux-4.1.15/MY_SERIAL_TEST_L4115_MYIMX6A9.out /dev/ttymxc4 "www点myzr点com.cn"

Welcome to TTYtest

Send test data------www点myzr点com.cn

read char is w

read char is .

read char is m

read char is y

read char is z

read char is r

read char is .

read char is c

read char is o

read char is m

read char is .

read char is c

read char is n

Read Test Data finished,Read Test Data is-------www点myzr点com.cn

9 CAN 测试

测试准备
将CAN1的CAN_L与CAN2的CAN_L连接；将CAN1的CAN_H与CAN2的CAN_H连接。

配置 CAN1 (can0)

# ip link set can0 up type can bitrate 125000

配置 CAN2 (can1)

# ip link set can1 up type can bitrate 125000

CAN1 (can0) 后台接收

# candump can0 &

CAN2 (can1) 发送数据

# cansend can1 1F334455＃1122334455667788

10 SPI测试10.1 ECSPI1 测试

位置：J7:7,9

测试设备：/dev/spidev0.1

测试指令

# /my-demo/linux-4.1.15/MY_SPIDEV_TEST_L4115_MYIMX6A9.out -D /dev/spidev0.0

spi mode: 0

bits per word: 8

max speed: 500000 Hz (500 KHz)

FF FF FF FF FF FF

40 00 00 00 00 95

FF FF FF FF FF FF

DE AD BE EF BA AD

F0 0D

10.2 ECSPI2 测试

位置：J7: 8,10

测试设备：/dev/spidev1.0

测试指令

# /my-demo/linux-4.1.15/MY_SPIDEV_TEST_L4115_MYIMX6A9.out -D /dev/spidev1.0

spi mode: 0

bits per word: 8

max speed: 500000 Hz (500 KHz)

FF FF FF FF FF FF

40 00 00 00 00 95

FF FF FF FF FF FF

DE AD BE EF BA AD

F0 0D

11 Watchdog 测试11.1 超时复位测试

# /unit_tests/wdt_driver_test.out 10 15 1

Starting wdt_driver (timeout: 10, sleep: 15, test: write)

Trying to set timeout value=10 seconds

The actual timeout was set to 10 seconds

Now reading back -- The timeout is 10 seconds

U-Boot 2016.03-svn270 (Oct 09 2018 - 14:44:15 +0800)

CPU: Freescale i.MX6Q rev1.5 996 MHz (running at 792 MHz)

CPU: Extended Commercial temperature grade (-20C to 105C) at 45C

Reset cause: WDOG

Board: MYZR i.MX6 Evaluation Kit

11.2 喂狗测试

# /unit_tests/wdt_driver_test.out 4 2 1 &

[1] 748

Starting wdt_driver (timeout: 4, sleep: 2, test: write)

Trying to set timeout value=4 seconds

The actual timeout was set to 4 seconds

Now reading back -- The timeout is 4 seconds

12 RTC 测试

查看当前系统时钟

# date

Wed Sep 26 00:27:45 UTC 2018

查看当前RTC芯片时钟

# hwclock

Wed Sep 26 00:28:01 2018 0.000000 seconds

设置系统时钟，并同步到RTC芯片

# date -s "2018-09-21 12:34:56"

Fri Sep 21 12:34:56 UTC 2018

将系统时钟写入硬件时钟

# hwclock -w

断电重启评估板

查看当前系统时钟

# date

Fri Sep 21 12:36:11 UTC 2018

查看当前RTC芯片时钟

# hwclock

Fri Sep 21 12:36:16 2018 0.000000 seconds

【下章节为明远智睿MY-IMX6-EK200 Linux-4.1.15 测试手册（3）】

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