ACR3901T-W1 – Reference Manual
Version 1.02
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Appendix A. Error Codes
The following table summarizes all the error codes for ACR3901T-W1:
Error Code
Description
01h
Invalid checksum
02h
Invalid data length
03h
Invalid command format
04h
Invalid command/Unknown command ID
05h
Card operation error
06h
Authentication is required/Authentication error
07h
Low battery
08h
Authentication failed
09h
Exceeded max. authentication retry failure
0Ah
T1 Card operation error
Table 11
: Error Code
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