WIFI Module
FC10 EVB User Guide
FC10_EVB_User_Guide Confidential / Released 20 / 28
Table 7: Pin Assignment of J504
3.6. Switch and Buttons
FC10 EVB comprises two buttons (S201/S202) and one switch (S101). Figure 14 shows the switch and
buttons.
Figure 14: Switch and Buttons
J504 Pin
Signal Name
I/O
Description
1
NC
/
NC
2
RS232_RXD
I
Receive data
3
RS232_TXD
O
Transmit data
4
RS232_DTR
I
Data terminal ready
5
RS232_GND
/
GND
6
NC
/
NC
7
RS232_RTS
I
Request to send
8
RS232_CTS
O
Clear to send
9
NC
/
NC
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