Place of Origin:
Taiwan
Brand Name:
Digimore/OEM
Model Number:
DM-U08
Product name:
Bluetooth BLE UART Serial Pass-through Module
IC:
TI CC2541 / 2540 / 2640R2F
Service:
Central & Peripheral UUID FFE0, FFE1
Working Frequency:
2.4 Ghz ISM band
Modulation Method:
GFSK
Power:
3.6 ~ 6 VDC, 100mA
Module Dimension:
24 mm x 16 mm x 2.8 mm
Supply Ability:
2000 Piece/Pieces per Week
Port
Taiwan

Digimore

Bluetooth BLE UART Serial Pass-Through

Module

Bluetooth pass-through.jpg

Features

The DM-U08 is Central and Peripherals 2-in-one Serial pass-through Bluetooth UART module. Users can change roles (Central and Peripheral mode) and serial baud rate and device name via AT command. Parameters such as name and password are flexible to use.

Once it is paired with a central/master Bluetooth device such as PC, smartphones or tablet, its operation becomes transparent to the users. 

PRODUCT PARAMETERS
Bluetooth Protocol Bluetooth Specification V4.0 BLE
Working Frequency 2.4 Ghz ISM band
Modulation Method GFSK (Gaussian Frequency Shift Keying)
RF Power -23dbm, -6dbm, 0dbm, 4dbm (Only Digimore BT02-2 Bluetooth module support)
Security Authentication and Encryption
Service Central & Peripheral UUID FFE0, FFE1
Power +3.6 ~ 6 VDC, 100mA
Working Temperature -5 ~ +65 oC
Module Dimension 24 mm x 16 mm x 2.8 mm

PRODUCT MODEL

Model No.

IC

BLE Version

DM-U08 (BT01-2) CC2541 V4.0 BLE
DM-U08 (BT02-2) CC2540 V4.0 BLE
DM-U08 (BT03-1) CC2640R2F V42. & 5.0 BLE

DM-U08 diagram and pin.jpg

STATE

Output high for connection, output low for idle

EN

Input high level for normal operation, input low level for sleep (does not support AT command and UART transmission

RX

BLE UART input pin

TX

BLE UART output pin

 

 

https://www.alibaba.com/product-detail/Bluetooth-BLE-UART-Serial-Pass-through_60767697099.html