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J9 - IO Connectors:
Note 1: To use 3.3V output on pin 13, JMP3 must be shorted
J5 - 100’s Digit board
Connector
Pin #
Signal
Name
Direction
(wrt Radar)
Description
1
OD2
OUT
Open Drain 2 output
2
DA0
IN/OUT
Digital input/output 0 (future expansion)
3
OD1
OUT
Open Drain 1 output
4
DA1
IN/OUT
Digital input/output 1 (future expansion)
5
PB
IN
Push button input
6
DA2
IN/OUT
Digital input/output 2 (future expansion)
7
GND
PWR
Signal/PWR Ground
8
DA3
IN/OUT
Digital input/output 3 (future expansion)
9
VIN
PWR
Connected to input supply v
10
AI1
IN
Analog input 1 (future expansion)
11
Unused
Unused
Unused pin
12
AI2
IN
Analog input 2 (future expansion)
13
+3.3V
OUT
3.3V output from Radar
Note 1
14
AI3
IN
Analog input 3 (future expansion)
15
GND
PWR
Signal/PWR Ground
16
GND
PWR
Signal/PWR Ground
Connector
Pin #
Signal
Name
Direction
(wrt Radar)
Description
1
GND
PWR
Signal/PWR Ground
2
S0
OUT
String 0 output
3
S1
OUT
String 1 output
4
S2
OUT
String 2 output
5
S3
OUT
String 3 output
6
S4
OUT
String 4 output
7
S5
OUT
String 5 output
8
VLED
OUT
VLED output voltage
