Table of Contents
Advertisement
3.1
Test Tools
All test tools must be verified on the ROM-3420 Evaluation kit, please prepare
required test fixtures before verifying each specified I/O. If you have any problems
getting the test fixtures, please contact your Advantech contact window for help.
3.1.1
eMMC Test
Step1: Erase and check
#dd if=/dev/zero of=/dev/mmcblk0 bs=1024 count=1 seek=25118
1+0 records in
1+0 records out
#hexdump ‐C /dev/mmcblk0 ‐s 25720832 ‐n 16
01887800 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
Step2: Write and check
#echo ‐n "0123456789ABCDEF" | dd of=/dev/mmcbllk0 bs=1024 count=1 seek=25118
0+1 records in
0+1 records out
#hexdump ‐C /dev/mmcblk0 ‐s 25720832 ‐n 16
01887800 30 31 32 33 34 35 36 37 38 39 41 42 43 44 45 46 |0123456789ABCDEF|
3.1.2
SATA Test
Step1: Erase and check
#dd if=/dev/zero of=/dev/sda bs=1024 count=1 seek=25118
1+0 records in
1+0 records out
#hexdump ‐C /dev/sda ‐s 25720832 ‐n 16
01887800 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................|
Step2: Write and check
#echo ‐n "0123456789ABCDEF" | dd of=/dev/sda bs=1024 count=1 seek=25118
0+1 records in
0+1 records out
#hexdump ‐C /dev/sda ‐s 25720832 ‐n 16
01887800 30 31 32 33 34 35 36 37 38 39 41 42 43 44 45 46 |0123456789ABCDEF|
3.1.3
USB Test
Step 1: Insert USB flash disk then assure it is in ROM-3420 device list
Step 2: Erase and check
#dd if=/dev/zero of=/dev/sdb bs=1024 count=1 seek=25118
ROM-3420 User Manual
10
Advertisement
Table of Contents
