Kontron CP6924, Руководство пользователя

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CP6924-1-RA-A User Guide
32
3.4.2.4 J4 Connector
•
RS232 Interface (RX/TX)
The J4 connector provides the rear RS232 interface and the Firmware Write Protect Disable signal. The CP6924 distributes a
5V power supply rail to the RTM via J4. A 4A fuse protects the board from overcurrent or short circuit.
Table 3-7:
Connector J4 Pinout
Pin Row A Row B Row C Row D Row E Row F
25 FL20_DA- GND FL20_DC- GND
24 FL20_DB- GND FL20_DD- GND
23 FL21_DA- GND FL21_DC- GND
22 FL21_DB- GND FL21_DD- GND
21 FL22_DA- GND FL22_DC- GND
20 FL22_DB- GND FL22_DD- GND
19 FL23_DA- GND FL23_DC- GND
18 FL23_DB- GND FL23_DD- GND
17 NC NC NC NC GND
16 NC NC NC NC GND
15 NC NC NC NC GND
14
Key Area / ocher-yellow peg (ID: 36215)
13
12
11
NC NC NC NC NC GND
10 NC NC NC NC NC GND
9 FWPD_J4# NC GND RTM_TXD# RTM_RXD# GND
8 NC NC NC NC NC GND
7 NC NC NC NC NC GND
6 NC NC NC NC NC GND
5 NC NC NC NC NC GND
4 NC NC NC NC NC GND
3 NC NC NC NC NC GND
2 NC NC NC NC NC GND
1 V_5V_HS_RTM_F V_5V_HS_RTM_F NC V_5V_HS_RTM_F V_5V_HS_RTM_F GND