Best prices within 20 yuan, the heaviest if it is not easy to be cracked.

CodePudding user response:

Cheap goods is not good, the good stuff is not cheap, now many bargains is a serial number, the real encryption chip has a complex operation function,

CodePudding user response:

ET_199 encryption chip can do arithmetic function but with C51 write their own.

CodePudding user response:

Should be looking for 100 yuan

CodePudding user response:

refer to the second floor sczyq response:

ET_199 encryption chip can do arithmetic function but written in C51 himself,

C51 write down it's nothing, is itself a MCU, but this will be cracked.

CodePudding user response:

reference gzliudan reply: 3/f

should be looking for 100 yuan

Well, the high-end software can consider to use.

CodePudding user response:

Said ET_199 algorithm (. Bin) set to only to kao, cannot kao

If really can't COPY, it should be a safe

A few years ago bought the price is 19.90 yuan