Download SPARC/CPU-5TE Technical Reference Manual

SPARC CPU-5TE Technical Reference Manual
3.6.4
Hardware Description
RS-232 Hardware Configuration
The serial ports A and B are assembled by default for RS-232 operation. The following
individual I/O signals are available for serial ports A and B on the front panel connectors.
Table 33: Serial Ports A and B Pinout List (RS-232)
Pin
Transmitted Signals
Pin
Received Signals
2
14
TXD-Transmit Data
3
16
RXD-Receive Data
4
19
RTS-Request to Send
5
13
CTS-Clear to Send
7
23
Ground
6
21
SYNC
20
11
DTR-Data Terminal Ready
8
12
DCD-Data Carrier Detect
24
25
TRXC-DTE Transmit Clock
15
18
TRXD-DCE Transmit Clock
17
22
RTXC-DCE Receive Clock
The pinout for serial port A is shown in the white area and the pinout for serial port B is shown
in the grey area.
The table on the next page shows the switch settings for each port.
FORCE COMPUTERS
Page 71