Black Box PC118C-R2 manual Processor

HPIIISi TWINAX CARD

Processor —	Z80H CMOS
Internal Memory —	8 KB static RAM, including:
	Dual 256-byte buffers for received twinax
	data; 16-byte twinax command buffer; 1-byte
	parallel data buffer; 2-KB HP MIO dual-
	port communications buffer;
	NVRAM for storing configuration settings and
	user-defined strings
User Controls —	Printer’s operator panel;
	Host/PC-download commands;
	Other embedded commands;
	Proprietary graphics language
Diagnostics —	User-initiated self-test
Indicators —	(1) Host Ready LED
Connectors —	(1) DB9 male for host communication,
	(1) 36-pin Centronics female for PC
	communication
Power —	+5 VDC supplied by the printer
Temperature
Tolerance—	40 to 110°F (5 to 43°C)
Humidity
Tolerance —	20% to 85% non-condensing
Size —	1.1"H x 6"W x 6"D (2.8 x 15.2 x 15.2 cm)
Weight —	1.1 lb. (0.5 kg)

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