+4 User port pinout

bus or interface

24 pin DZM 12 DREH connector
at the computer ?

Pin	Name	Description
1	GND	Ground
2	+5V	+5 VDC
3	/BRESET	?
4	P2/CSE	Data 2/Cassette Sense
5	P3	Data 3
6	P4	Data 4
7	P5	Data 5
8	RxC	Receive Clock
9	ATN	Attention?
10	+9V	+9 VAC
11	+9V	+9 VAC
12	GND	Ground
A	GND	Ground
B	P0	Data 0
C	RxD	Receive Data
D	RTS	Request to Send
E	DTR	Data Terminal Ready
F	P7	Data 7
G	DCD	Data Carrier Detect
H	P6	Data 6
I	CTS	Clear to Send
J	DSR	Data Set Ready
K	TxD	Transmit Data
L	GND	Ground

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Pinouts.ru > Buses and slots connectors pinouts > Pinout of +4 User port and layout of 24 pin DZM 12 DREH connector	Document status:	unknown
Source(s) of this and additional information: Usenet posting in comp.sys.cbm, Pinout specs for cbm machines needed by Lonnie McClure, SAMS Computerfacts CC8 Commodore 16., from Hardware Book	0 reports
Last updated at Sat Jun 25 2005. Submit additions or corrections for this document.	Is this document correct or incorrect? What is your opinion?

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