Gigawit Electronics Limited GWBMA3X Manual De Usuario
GWBMA3x-DS-V0.1
GWBMA3x Datasheet
12
GND GND
Ground
13
GND GND
Ground
14
CHG_LED O
Led output for charger
15
VDDIO
Power
Power output of digital IO
16
VIN
Power
Power input of module
17 VCHG
I/O
Charger
power
input
18 GND
GND
Ground
19 GND
GND
Ground
20
USBD-/ UART_RXD
I/O
USB Data-/ UART_RXD
21 USBD+/UART_TXD I/O
USB
Data+/
UART_TXD
22 GND
GND
Ground
23
ROUT+
A,O
Digital right output positive
24
ROUT-
A,O
Digital right output negative
25
LOUT-
A,O
Digital left output positive
26
LOUT+
A,O
Digital left output negative
27
AGND
GND
Analog Ground/Code Ground
28 GND
GND
Ground
29
MICB+/SCL
Analog
MicA Input -/I2C Clock
30
MICB-/SDA
Analog
MicA Input +/I2C Data
31
MIC_BIAS
Analog
Mic Bias voltage
32
MICA-/HTX
Analog
MicA Input -/Debug interface TX
33
MICA+/HRX
Analog
MicA Input +/Debug interface RX
34 GND
GND
Ground
35 GND
GND
Ground
36 GND
GND
Ground
Table [2]: GWBMA3x Pin Description