Digital I/O Connector

Picolo Tetra offers 13 I/O lines named IOn, with n = 1 to 13. They are available on the internal 16-pin header connector, named Digital I/O. They can be used by the MultiCam software driver as inputs, outputs or trigger lines. They have a common ground and are TTL compliant.

16-pin male receptacle, dual-row 2.54mm pitch, straight shrouded header
(board viewed from component side)

Digital I/O pins assignments

Pin #	Pin name	Usage
1	-	Not connected
2	GND	Ground - Return line for I/O<1..6>
3	IO1	General-purpose I/O 1
4	IO2	General-purpose I/O 2
5	IO3	General-purpose I/O 3
6	IO4	General-purpose I/O 4
7	IO5	General-purpose I/O 5
8	IO6	General-purpose I/O 6
9	IO7	General-purpose I/O 7
10	IO8	General-purpose I/O 8
11	IO9	General-purpose I/O 9
12	IO10	General-purpose I/O 10
13	IO11	General-purpose I/O 11
14	IO12	General-purpose I/O 12
15	IO13	General-purpose I/O 13
16	GND	Ground - Return line for I/O<7..13>

Input lines

Name	Index
IN1	1
IN2	2
IN3	3
IN4	4
IN5	5
IN6	6
IN7	7
IN8	8
IN9	9
IN10	10
IN11	11
IN12	12
IN13	13
Reserved	15 to 99
MIO0_IN1	100
MIO0_IN2	101
MIO0_IN3	102
MIO0_IN4	103
MIO1_IN1	104
MIO1_IN2	105
MIO1_IN3	106
MIO1_IN4	107
MIO2_IN1	108
MIO2_IN2	109
MIO2_IN3	110
MIO2_IN4	111
MIO3_IN1	112
MIO3_IN2	113
MIO3_IN3	114
MIO3_IN4	115
MIO4_IN1	116
MIO4_IN2	117
MIO4_IN3	118
MIO4_IN4	119

Output lines

Name	Index
OUT1	1
OUT2	2
OUT3	3
OUT4	4
OUT5	5
OUT6	6
OUT7	7
OUT8	8
OUT9	9
OUT10	10
OUT11	11
OUT12	12
OUT13	13
Reserved	14 to 99
MIO0_OUT1	100
MIO0_OUT2	101
MIO0_OUT3	102
MIO0_OUT4	103
MIO1_OUT1	104
MIO1_OUT2	105
MIO1_OUT3	106
MIO1_OUT4	107
MIO2_OUT1	108
MIO2_OUT2	109
MIO2_OUT3	110
MIO2_OUT4	111
MIO3_OUT1	112
MIO3_OUT2	113
MIO3_OUT3	114
MIO3_OUT4	115
MIO4_OUT1	116
MIO4_OUT2	117
MIO4_OUT3	118
MIO4_OUT4	119

I/O lines on Digital I/O connector

Name	Pin name	Nominal usage	Style
IN1	IO1	General-purpose	TTL input
IN2	IO2
IN3	IO3
IN4	IO4
IN5	IO5
IN6	IO6
IN7	IO7
IN8	IO8
IN9	IO9
IN10	IO10
IN11	IO11
IN12	IO12
IN13	IO13

Name	Pin name	Nominal usage	Style
OUT1	IO1	General-purpose	TTL output
OUT2	IO2
OUT3	IO3
OUT4	IO4
OUT5	IO5
OUT6	IO6
OUT7	IO7
OUT8	IO8
OUT9	IO9
OUT10	IO10
OUT11	IO11
OUT12	IO12
OUT13	IO13

I/O lines on I/O SCREW TERMINAL connector (MIO Module)

Connector	Name	Pin name	Signal location	Return location	Nominal usage	Style
I/Ox (*)	MIOx_IN1	I1, I1G	Pin 16	Pin 15	General-purpose	Opto-isolated TTL compatible input
	MIOx_IN2	I2, I2G	Pin 14	Pin 13
	MIOx_IN3	I3, I3G	Pin 12	Pin 11
	MIOx_IN4	I4, I4G	Pin 10	Pin 9

Connector	Name	Pin name	Signal location	Return location	Nominal usage	Style
I/Ox (*)	MIOx_OUT1	O1A, O1B	Pin 8	Pin 7	General-purpose	Dry-contact relay output
	MIOx_OUT2	O2A, O2B	Pin 6	Pin 5
	MIOx_OUT3	O3A, O3B	Pin 4	Pin 3
	MIOx_OUT4	O4A, O4B	Pin 2	Pin 1

(*) x is 0, 1, 2, 3 or 4 according to the jumper identification setting for the relevant MIO Module.