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【接上一章節(jié)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點myzr點com.cn"
Welcome to TTYtest
Send test data------www點myzr點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點myzr點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點myzr點com.cn"
Welcome to TTYtest
Send test data------www點myzr點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點myzr點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點myzr點com.cn"
Welcome to TTYtest
Send test data------www點myzr點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點myzr點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(fā)送數(shù)據(jù) # 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(tǒng)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(tǒng)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(tǒng)時鐘寫入硬件時鐘 # hwclock -w 斷電重啟評估板 查看當前系統(tǒng)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(jié)為明遠智睿MY-IMX6-EK200 Linux-4.1.15 測試手冊（3）】
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