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SMART I/O User’s Manual

March 12, 1996

Page 2 - 10

Chapter 2 SMART-BASE

Note

Slot# numbers are counted from #0 up to #10 while the ISaGRAF logic

counts from #1 to #11!

2.5.1 SMART Module Piggyback Connectors

There are three sets of SMART Module piggyback connectors available on

the SMART-BASE, each divided into two sets of 2x8 standard pin rows.

Pinouts digital side (ST1, ST3 and ST5)

SMART-Module location #0 (ST5) pinouts

Pin Nr. Signal Description Pin Nr. Signal Description

1 PITB0 I/O Controller Port B0 2 PITB1 I/O Controller Port B1

3 PITB2 I/O Controller Port B2 4 PITB3 I/O Controller Port B3

5 PITB4 I/O Controller Port B4 6 PITB5 I/O Controller Port B5

7 PITB6 I/O Controller Port B6 8 PITB7 I/O Controller Port B7

9 System GND GND 10 Serial RxD RxD

11 System VCC 5V VCC 12 Serial TxD TxD

13 CS-SM2 Port Select (Module 1) 14 Serial CLK CLK

15 Reset Reset (Power ON/OFF) 16 SM2 Interrupt PI/T

INT2 to the

I/O Controller

Pin Nr. Signal Description Pin Nr. Signal Description

1 PA8 68302 Port A8 2 PA9 68302 Port A9

3 PA10 68302 Port A10 4 PA11 68302 Port A11

5 PA12 68302 Port A12 6 PA13 68302 Port A13

7 PA14 68302 Port A14 8 PA15 68302 Port A15

9 System GND GND 10 Serial RxD RxD

11 System VCC 5V VCC 12 Serial TxD TxD

13 CS-SM1 Port Select (Module 0) 14 Serial CLK CLK

15 Reset Reset (Power ON/OFF) 16 SM1 Interrupt PI/T

INT3 to the

I/O Controller

SMART-Module location #1 (ST3) pinouts

1 2 ... 45 46 47 48 49 50 51 52 53 54 55 ... 319 320

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Pepper-computer Modular Computers RS485 Bedienungsanleitung Seite 50