Pepper-computer Modular Computers RS485 Bedienungsanleitung PDF herunterladen (Seite 51)

SMART I/O User’s Manual

Chapter 2 SMART-BASE

SMART-Module location #2 (ST1) pinouts

Pin Nr. Signal Description Pin Nr. Signal Description

1 PITA0 I/O Controller Port A0 2 PITA1 I/O Controller Port A1

3 PITA2 I/O Controller Port A2 4 PITA3 I/O Controller Port A3

5 PITA4 I/O Controller Port A4 6 PITA5 I/O Controller Port A5

7 PITA6 I/O Controller Port A6 8 PITA7 I/O Controller Port A7

9 System GND GND 10 Serial RxD RxD

11 System VCC 5V VCC 12 Serial TxD TxD

13 CS-SM3 Port Select (Module 2) 14 Serial CLK CLK

15 Reset Reset (Power ON/OFF) 16 SM3 Interrupt PI/T

INT1 to the

I/O Controller

Pinouts process side (ST6, ST4 and ST2) for Modules #0 to #2

WARNING !

Dangerous voltages may be present at the terminals.

Pin Nr. Signal Pin Nr. Signal

1 Screw Terminal 13 2 Screw Terminal 13

3 Screw Terminal 1 4 Screw Terminal 2

5 Screw Terminal 3 6 Screw Terminal 4

7 Screw Terminal 5 8 Screw Terminal 6

9 Screw Terminal 7 10 Screw Terminal 8

11 Screw Terminal 9 12 Screw Terminal 10

13 Screw Terminal 11 14 Screw Terminal 12

15 Screw Terminal 14 16 Screw Terminal 14

The PC board connections to the screw terminals are capable of absorbing a

continuous current of up to 3A each. However, pins 13 and 14 can support

up to 6 Amps.

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Pepper-computer Modular Computers RS485 Bedienungsanleitung Seite 51