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【接上一章節明遠智睿MY-IMX6-EK200 Linux-4.1.15 測試手冊（1）】
8.2 UART3
位置：J1:11,13
設備：/dev/ttymxc2
測試指令
# /my-demo/linux-4.1.15/MY_SERIAL_TEST_L4115_MYIMX6A9.out /dev/ttymxc2"www.myzr.com.cn"
Welcome to TTYtest
Send test data------www.myzr.com.cn[/url]
read char is w
read char is w
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.myzr.com.cn
8.3 UART4
位置：J1:15,17
設備：/dev/ttymxc3
測試指令
# /my-demo/linux-4.1.15/MY_SERIAL_TEST_L4115_MYIMX6A9.out /dev/ttymxc3 "www.myzr.com.cn"
Welcome to TTYtest
Send test data------www.myzr.com.cn
read char is w
read char is w
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.myzr.com.cn
8.4 UART5
位置：J1:16,18
設備：/dev/ttymxc4
測試指令
# /my-demo/linux-4.1.15/MY_SERIAL_TEST_L4115_MYIMX6A9.out /dev/ttymxc4 "www.myzr.com.cn"
Welcome to TTYtest
Send test data------[url]www.myzr.com.cn
read char is w
read char is w
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.myzr.com.cn
9 CAN 測試
測試準備
將CAN1的CAN_L與CAN2的CAN_L連接；將CAN1的CAN_H與CAN2的CAN_H連接。
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) 后臺接收
# candump can0 &
CAN2 (can1) 發送數據
# cansend can1 1F334455＃1122334455667788
10 SPI測試
10.1 ECSPI1 測試
位置：J7:7,9
測試設備：/dev/spidev0.1
測試指令
# /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
FF FF FF FF FF FF
FF FF FF FF FF FF
DE AD BE EF BA AD
F0 0D
10.2 ECSPI2 測試
位置：J7: 8,10
測試設備：/dev/spidev1.0
測試指令
# /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
FF FF FF FF FF FF
FF FF FF FF FF FF
DE AD BE EF BA AD
F0 0D
11 Watchdog 測試
11.1 超時復位測試
# /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 喂狗測試
# /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 測試
查看當前系統時鐘
# date
Wed Sep 26 00:27:45 UTC 2018
查看當前RTC芯片時鐘
# hwclock
Wed Sep 26 00:28:01 2018 0.000000 seconds
設置系統時鐘，并同步到RTC芯片
# date -s "2018-09-21 12:34:56"
Fri Sep 21 12:34:56 UTC 2018
將系統時鐘寫入硬件時鐘
# hwclock -w
斷電重啟評估板
查看當前系統時鐘
# date
Fri Sep 21 12:36:11 UTC 2018
查看當前RTC芯片時鐘
# hwclock
Fri Sep 21 12:36:16 2018 0.000000 seconds
【下章節為明遠智睿MY-IMX6-EK200 Linux-4.1.15 測試手冊（3）】 |
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發表于 2019-1-21 11:16:38
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