8
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)
