Datasheet

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Appendix 1: AT command error
ERROR code decoder
Error_code (hex)
Explanation
0
AT command error
1
The result is default value
2
PSKEY write error
3
Device name is too long (more than 32
bytes)
4
Device name is 0 byte
5
Bluetooth address: NAP is too long
6
Bluetooth address: UAP is too long
7
Bluetooth address: LAP is too long
8
PIO port mask length is 0
9
Invalid PIO port
A
Device class is 0 byte
B
Device class is too long
C
Inquire Access Code length is 0
D
Inquire Access Code is too long
E
Invalid Inquire Access Code
F
Pairing
password is 0
10
Pairing password is too long (more than 16
bytes)
11
Role of module is invalid
12
Baud rate is invalid
13
Stop bit is invalid
14
Parity bit is invalid
15
No device in the pairing list
16
SPP is not initialized
17
SPP is repeatedly
initialized
18
Invalid inquiry mode
19
Inquiry timeout
1A
Address is 0
1B
Invalid security mode
1C
Invalid encryption mode