IMPORTANCE: 

There are two types of CPU SKU for ECM-ASL. One is the AlderLake SKU(CPU_ADL-N SKU) and the other is the Amstonlake SKU(CPU_ASL SKU)
If the BIOS file is flashed incorrectly, it will cause the system to not boot. 

You can check what your on-board CPU SKU is in BIOS menu/CPU configuration 
(1) Intel® Alder Lake N: N & E Series processor
(2) Intel® Amston Lake x7 Series Industrial RE Series & Communication C Series processor


Flash steps:
1. Format your USB flash drive in FAT32 
2. Unzip ECMADN05
3. Copy all the files of ECMADN05 into USB flash drive
4. Under root directory of USB flash drive(For example, fs0:)
5. Type update.nsh for automatic BIOS flash

Reference:
1. CPU_ADL-N SKU(Alder lake) SKU, BIOS file name, for example, ECMADN01/02/03/04/05.bin.....
2. CPU-ASL   SKU(Amstonlake) SKU, BIOS file name, for example, ECMASL0A/0B/OC.bin.....