Epson RP-310, RP-300 user manual Centronics Parallel interface, Cash Drawer Connector, Page

- Centronics Parallel interface

PIN	SIGNAL	I/O	DESCRIPTION
1	STROBE-	Input	Synchronize signal Data received
2~9	DATA0~7	Input/Output	Data bit Transmitted 0 ~7
10	ACK-	Output	Data receiving completed.
11	BUSY	Output	Impossible to print of data receiving
12	PE	Output	Paper empty
13	SELECT	Output	Printer’ s status for ON/OFF line
14	AUTO FEED-	Input	Paper auto feed signal
15	GROUND	-	System ground
16	GROUND	-	System ground
17	NC	-
18	LOGIC-H	-	+5V
19~30	GROUND	-	System Ground
31	INIT-	Input	Initialize
32	ERROR-	Output	Printer Error
33	GROUND	-	System Ground
34	NC	-
35	+5V	-	+5V
36	SELLECT IN-	Input	Printer select signal

2-2-2. Cash Drawer Connector

The printer can operate two cash drawers with a 6 pin RJ-11 modular connector. The driver is capable of supplying a maximum current of 1.0A for 510ms or less when not printing.

PIN	SIGNAL	DESCRIPTION
1	Signal GND	-
2	Drawer kick-out drive signal 1	Output
3	Drawer open/close signal	Input
4	+24V	-
5	Drawer kick-out drive signal 2	Output
6	Signal GND	-

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