Specifications

BTA3X Module Specification
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10
PIO23
Input/Output,
Digital
VCCIO
Programmable IO
11
PIO25
Input/Output,
Digital
VCCIO
Programmable IO
12
USB_DM
Analog
VCCUSB
USB data minus
13
USB_DP
Analog
VCCUSB
USB data plus
14
PIO19
Input/Output,
Digital
VCCIO
Programmable IO
15
PIO21
Input/Output,
Digital
VCCIO
Programmable IO
16
PIO18
Input/Output,
Digital
VCCIO
Programmable IO
17
PIO20
Input/Output,
Digital
VCCIO
Programmable IO
18
PIO22
Input/Output,
Digital
VCCIO
Programmable IO
19
GND
Ground
Substrate Ground
-
20
GND
Ground
Substrate Ground
-
21
PIO27
Input/Output,
Digital
VCCIO
Programmable IO
22
PIO26
Input/Output,
Digital
VCCIO
Programmable IO
23
PIO24
Input/Output,
Digital
VCCIO
Programmable IO
24
VREGOUT_HV
Analog
-
LDO output, HV power
25
SD_VCC
Supply, 3V
-
Supply eMMC power
26
LX_MV
Analog
-
Switching regulator output
27
REGEN
Input, Digital
-
Regulator enable,
Internal 100K pull low
VBAT
domain
28
OD_GPIO1
Input/Output,
Digital
VCCIO
Programmable IO
29
OD_GPIO0
Input/Output,
Digital
VCCIO
Programmable IO
30
LED1
Output only,
Open Drain
VCCIO
LED driver 1
31
GND
Ground
Substrate Ground
-
32
GND
Ground
Substrate Ground
-
33
LED0
Output only,
Open Drain
VCCIO
LED driver 0
34
VIN
Supply
-
Switching/Linear regulator
input
35
VBAT
Supply
-
System power,
Charger output for battery
36
CHG
Supply, 5V
-
Power for charger