Home >Module>BLE>CC25**

E104-2G4U04A Ebyte CC2540 bluetooth module ble 4.0 USB bluetooth adapter receiver

[IC]:CC2540

[Frequency]:2.402~2.480GHz

[Protocol]:BLE 4.0

[Distance]:60m

[Interface]:USB

[Product weight]:8.8g±0.1g

[Introduction]:E104-2G4U04A is a small bluetooth wireless module designed and manufactured by Chengdu Ebyte, USB type (pin spacing 1.27mm). This module has a high-performance PCB on-board antenna, using low power consumption bluetooth (BLE) SOC solution.

1
Pin No. Item Direction Description
1 P1.4 Input/Output General purpose IO port(see CC2540 datasheet for details)
2 P1.5 Input/Output General purpose IO port(see CC2540 datasheet for details)
3 P1.6 Input/Output General purpose IO port(see CC2540 datasheet for details)
4 P1.7 Input/Output General purpose IO port(see CC2540 datasheet for details)
5 VCC Power supply 2.0V-3.6V (please avoid power supply with USB)
6 DD Input/Output Program download port P2_1(see CC2540 chip datasheet for details)
7 DC Input/Output Program download port P2_2(see CC2540 chip datasheet for details)
8 RESET Input Reset (there is a reset circuit inside the product)
9 GND Power supply Ground
10 P0.2 Input/Output General purpose IO port(see CC2540 datasheet for details)
11 P0.3 Input/Output General purpose IO port(see CC2540 datasheet for details)
12 P0.4 Input/Output General purpose IO port(see CC2540 datasheet for details)
13 P0.5 Input/Output General purpose IO port(see CC2540 datasheet for details)
14 P0.6 Input/Output General purpose IO port(see CC2540 datasheet for details)
15 P0.7 Input/Output General purpose IO port(see CC2540 datasheet for details)
16 LED Signal indication Connect to P1.1 of CC2540,high level will drive to light up
17 LED Signal indication Connect to P0.0 of CC2540, lowlevel will drive to light up
18 Button Button Connect to P1.3 of CC2540, low level active
19 Button Button Connect to P1.2 of CC2540, low level active