Data Sheet

深圳市中龙通电子科技有限公司 Page
7
B
C
l
D
u
B
e
-
t
B
o
M
o
1
t
0
h
48
M
B
o
2
d
0
u
-
l
0
e
0
Notice:
GP_A19
and
GP_A20
is
used
for
firmware
upgrades.
PIN10
PIN1
NO
Name
Description
1 RXD UART_RXD
2 TXD UART_TXD
3 LED Bluetooth status display
4 EN Module enabler , High active
5 GND Ground
6 DAC_R Right channel Audio output
7 GND Ground
8 DAC_L Left channel Audio output
9 GND Ground
10 VCC
DC 4.0V
＜
Power Supply
＜
DC 6.5V