BLE 5, Thread, Zigbee Modules,BT840X/XE
Ver 1.11 April 2019
14
BT840X pin assignments
BT840X
52840
BT832
52832
pin#
pin#
pin name
pin#
pin#
pin name
Descriptions
1
G1
P0.26/SDA
1
38
P0.26
GPIO, configured as I2C SDA on EV-BT840
2
H2
P0.27/SCL
2
39
P0.27
GPIO, configured as I2C SCL on EV-BT840
3
D2
P0.00/XL1
3
2
P0.00/XL1
GPIO, connection for 32.768kHz crystal
4
F2
P0.01/XL2
4
3
P0.01/XL2
GPIO, connection for 32.768kHz crystal
5
A12
P0.02/AIN0
5
4
P0.02/AIN0
GPIO, Analog input
6
B13
P0.03/AIN1
6
5
P0.03/AIN1
GPIO, Analog input
7
L24
P0.09
7
11
P0.09
GPIO
8
J24
P0.10
8
12
P0.10
GPIO
9
B1
VDD
9
13
VDD
DC supply 1.7V to 3.6V
10
B7
GND
10
45
VSS
Ground
11
T2
P0.11
11
16
P0.13
GPIO
12
AD22
P1.00
12
21
P0.18
GPIO
13
AD8
P0.13
13
23
P0.20
GPIO
14
AC13
P0.18/RESET
14
24
P0.21/RESET
GPIO, configurable as RESET pin
15
AA24
SWDCLK
15
25
SWDCLK
Serial Wire Debug clock input
16
AC24
SWDIO
16
26
SWDIO
Serial Wire Debug I/O