3. FUNCTIONAL DESCRIPTION
3.2.6 RS-232 interface
The RS-232 interface is used for debugging in SHOP mode (see Section
interface complies with the RS-232 standard and enables connection to one of the COM ports of a PC
using a serial 1:1 adapter cable (DB-9 connector to DB-9 socket). The settings are 19200 baud, 8 data
bits, one stop bit, no handshake, no parity.
Pin No.
Signal Name
1
NC
2
RS232_TXD_D-SUB
3
RS232_RXD_D-SUB
4
NC
5
GND
6
NC
7
NC
8
NC
9
NC
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Confidential and Proprietary Information
Signal Type
Not connected
Transmit data output from the TTE-Switch A664 Lab v2.0
Receive data input from the TTE-Switch A664 Lab v2.0
Not connected
Ground
Not connected
Not connected
Not connected
Not connected
Table 6: Pin assignment of the RS-232 interface
15
5.6
on page 22). The control
Document Number:
D-A664Lab-G-05-001
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