ACR3901T-W1 – Reference Manual
Version 1.02
www.acs.com.hk
Page 18 of 100
6.1.5.
Bluetooth Communication Protocol
The ACR3901T-W1 communicates to the paired device using the Bluetooth interface with a
predefined protocol. The protocol is similar to the formats of the CCID Command Pipe and Response
Pipe.
Command
Mode supported
Sender
Description
62h
Authenticated
Paired
device
ICC Power On
63h
Authenticated
Paired
device
ICC Power Off
65h
Authenticated
Paired
device
Get Card Presence
6Fh
Authenticated
Paired
device
Exchange APDU
67h
Authenticated
Paired
device
Exchange APDU2
61h
Authenticated
Paired
device
Set Parameters
6Bh
Authenticated
Paired
device
Peripheral Commands
70h
Connected/Authenticated
Paired
device
71h
Connected/Authenticated
Paired
device
Table 8
: Command Code Summary
Command
Mode Supported
Sender
Description
12h
Authenticated
Reader
Response to ICC Power On
13h
Authenticated
Reader
Response to ICC Power Off
14h
Authenticated
Reader
Response to Get Card Presence
11h
Authenticated
Reader
Response to Exchange APDU
17h
Authenticated
Reader
Response to Exchange APDU2
16h
Authenticated
Reader
Response to Set Parameters
15h
Authenticated
Reader
Response to Peripheral
Commands
20h
Connected/Authenticated Reader
21h
Connected/Authenticated Reader
Table 9
: Response Code Summary
*Note: These command/response codes are the communication codes being used in Mutual
Authentication.