At+Io2 Set Io2 Output Command; At+Io3 Set Io3 Output Command; Bluetooth Service; Quick Start - Ebyte CC2541 User Manual

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5.2.37 AT+IO2 Set IO2 output command

Query: AT+IO2=[para]
Note:
1. Valid immediately, power off preservation.
2. IO keeps the set level after the next power-on

5.2.38 AT+IO3 Set IO3 output command

Query: AT+IO3=[para]
Note:
1. Valid immediately, power off preservation.
2. IO keeps the set level after the next power-on

5.3 Bluetooth service

Service UUID
Characteristic value
SLAVE CHANNEL
M AST CHANNEL
CONFIG CHANNEL

6. Quick Start

6.1 Transparent transmission between Mobile phone App and module

Use Android phone (system version 4.3 or above) or Apple IPHONE 4s or above, or Ipad with BLE function, to connect and
communicate with the module.
Take an Android phone as an example:
1. Download and install the "BLE Test Tool" App on your Android phone
2. Open the BLE Test Tool, scan nearby broadcast devices, and find the device named "E104-BT01" in the device list..
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Command
Command
UUID
FFF1
FFF2
FFF3
Response
+OK: S ucceed
+ERR=[NUM]: Error
Response
+OK: S ucceed
+ERR=[NUM]: Error
FFF0
Item
read / notify Data Channel from Slave to M aster
read / write Data Channel from M aster to Slave
read / write / notify
E104-BT01 Usermanual
Parameter
Para: 1，0 ASCII
1: High level
0: Low level
Parameter
Para: 1，0 ASCII
1: High level
0: Low level
Description
Air Configuration Channel