- Serial Number 获取 (默认为13位十进制数）
sudo lshw | grep serial
或
sudo cat /sys/firmware/devicetree/base/serial-number
1423219012968
- Jetson Serial Number 存储在核心板的EEPROM中
Jetson Module EEPROM Layout
Jetson Nano EEPROM --- I2C总线2，设备地址0x50
nvidia@nano:~$ sudo i2cdump -f -y 2 0x50
No size specified (using byte-data access)
0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef
00: 01 00 fc 00 78 0d 02 00 04 46 00 00 00 00 00 00 ?.?.x??.?F......
10: 00 00 00 00 36 39 39 2d 31 33 34 34 38 2d 30 30 ....699-13448-00
20: 30 32 2d 34 30 30 20 46 2e 30 00 00 00 00 00 00 02-400 F.0......
30: 00 00 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ................
40: ff ff ff ff 14 f1 e9 4b 04 00 31 34 32 33 32 31 ....???K?.142321
50: 39 30 31 32 39 36 38 00 00 00 00 00 00 00 00 00 9012968.........
60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
90: 00 00 00 00 00 00 4e 56 43 42 1c 00 4d 31 00 00 ......NVCB?.M1..
a0: ff ff ff ff ff ff ff ff ff ff ff ff 14 f1 e9 4b ............???K
b0: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ?...............
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 b2 ...............?
- 手动修改，必须重新计算CRC8并写入到EEPROM 0xFF地址，否则无法开机也无法再次烧录核心板
将0x31[0x4a地址] 改为 0x54
sudo i2cset -f -y 2 0x50 0x4a 0x54
同时修改0xb2[0xff地址] 改为 0xd8 即前254字节的CRC-8 结果
255 CRC-8 computed for bytes 0–254.
