Patton electronic 2025 Appendix A, LED displays status and operating condition, Appendix B

APPENDIX A

PATTON MODEL 2025 SPECIFICATIONS

Interface:	Asynchronous., RS-232C compatible
Connectors:	Serial, DB-25F; parallel, Centronics 36 pin
	M
Cables:	Six foot integral cable
Data Rates:	0 - 38,400 Kbps
LED:	LED displays status and operating condition
Power Supply:	None required; uses power from RS-232
	interface

Data Format: 7 or 8 bits; 1 or 2 stop bits; even, odd or no parity

Temperature Range: 0-60°C(32-140°F)

Altitude:	0-10,100 feet
Humidity:	5 to 95% non-condensing
Dimensions:	2.62” x 1.26” x .76”
Weight:	2 oz

APPENDIX B

PATTON MODEL 2025 INTERFACE CONNECTIONS

36 PIN CENTRONICS PARALLEL PORT CONNECTIONS

Pin	Description	Direction
1	Strobe	Output
2	Data bit 0	}
3	Data bit 1
4	Data bit 2
5	Data bit 3		I/O
6	Data bit 4
7	Data bit 5
8	Data bit 6
9	Data bit 7
10	Acknowledge	Input (active low)
11	Busy	Input (active high)

12Paper end

13Select

18+5 volts

32Error

(16, 17, 19, 20, 21, 22, 23, 24, } Ground 25, 26, 27, 28, 29, 30, 33, 36)

Note: All other pins are unconnected

DB-25 SERIAL PORT CONNECTIONS

Pin	Name	Description
1	FG	Connected to pin 7 with optional jumper
2	TXD	Serial Transmit Data; also used as a
		power source
3	RXD	Serial Receive Data; also used as a power
		source
4	RTS	Request to Send; also used as a power source
5	CTS	Clear to Send; also used as a power source
6	DSR	Data Set Ready; also used as a power source
7	SG	Signal Ground
8	DCD	Carrier Detect; also used as a power source
9	+V in	Used as a power source
20	DTR	Data Terminal Ready; also used as a power
		source

Note: All other pins are unconnected

9 10