Motorola manual MVME162 EIA-232-D Connection Diagram, MVME712M Sheet 5

Installation Instructions

2

			712M TRANSITION
			MODULE
			PORT 4
			TO MODEM		DB25
TXD	P2-A25	TXD4	J19	TXD
					PIN 2
RXD	P2-A26	RXD4		RXD	PIN 3
RTS	P2-A27	RTS4		RTS	PIN 4
CTS	P2-A29	CTS4		CTS	PIN 5
DTR	P2-A30	DTR4		DTR	PIN 20
DCD	P2-A31	DCD4		DCD	PIN 8
				DSR	PIN 6
RTXC	P2-A32	RTXC4		TXC	PIN 15
			TO TERMINAL
TRXC P2-A28		TRXC4		RXC
			J18		PIN 17
				TXCO	PIN 24
		P2	CABLE		PIN 7
			+12V
			1.5K
			J15
			MVME712M EIA-232-D CONFIGURATION (TO TERMINAL)

NOTES:

1.WITH DTE MODULE AND MVME 712 JUMPERED AS TO TERMINAL, THE CLOCKS (TXC AND RXC) ARE THE WRONG DIRECTION.

THE CLOCKS ARE BOTH INPUTS. THEY SHOULD BOTH BE OUTPUTS.

2.WITH DTE MODULE, THE RECEIVE CLOCK OF 85230 ON B INTERFACE MUST BE PROGRAMMED AS INPUT TO PREVENT BUFFER CONTENTION.

		SIM05			FRONT PANEL
Z85230		EIA-232-D DTE			DB25
B PORT				TXD		PORT 2
TXD		D			PIN 2
RXD		R		RXD	PIN 3
RTS		D		RTS	PIN 4
CTS		R		CTS	PIN 5
DTR		D		DTR	PIN 20
DCD		R		DCD	PIN 8
						MVME 162 EIA-232-D DTE CONFIGURATION
TXC			NC	DSR	PIN 6
				TXC		(TO MODEM)
3	4
		R			PIN 15
RXC
1	2	+5V	R	RXC	PIN 17
J12			D	TXCO	PIN 24
					PIN 7

10970.00 (5-6) 9405

Figure 2-3. MVME162 EIA-232-D Connection Diagram, MVME712M (Sheet 5 of 6)

MVME162IG/D2 2-17