HP Model 712/100 hp 9000 series 700 model 712 technical reference manual (a261 - Page 41
HP A4013A Serial Card, Table 3-1., RS-232 Connector Pinouts
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HP A4013A Serial Card Description The HP A4013A Serial Card adds a second RS-232-C interface to the Model 712 Workstation. The functionality is the same as the internal serial interface. Features H EIA RS-232-C (CCITT V.28/V.24 460.8 Kbps with CTS/RTS) compatibility H Modem control H Supports data transfer rates up to 454k baud H Software selectable parity configuration H Software selectable baud rate H Interrupt capability through status or modem signal lines H 9-pin male D-sub connector Physical Specifications Length: Height: 193 mm (7.6 in) 64 mm (2.5 in) Environmental Specifications Temperature: Relative Humidity: Altitude: 5 to 40 deg. C (41 to 104 deg. F) 80% RH max at 40 deg. C (104 deg. F) 3,050 meters (10,000 feet) Power Consumption (Max.) 5.0 Watts Pin and Signal Assignment Table 3-1. RS-232 Connector Pinouts Pin No. 1 2 3 Signal DCD RXD TXD Pin No. 4 5 6 Ordering Information The HP A4013A Serial Card includes: A2615-90610 Documentation Signal DTR Ground DSR Pin No. 7 8 9 Signal RTS CTS RI 3-4 Expansion Slot Cards Model 712 Technical Reference