Renesas M16C/6NK Instrukcja Użytkownika Strona 10

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6.4. Serial port
The microcontroller programming serial port 1 is connected to the E8 connector. A serial port can be used by moving option resistors and
fitting the D connector. This can be connected to serial channel 1 if the E8 is disabled from using channel 1; or serial channel 0 while the E8
is enabled.
Description Function Fit For E8 Remove for
E8
Fit for
RS232
Channel 0
Remove for
RS232
Channel 0
Fit for
RS232
Channel 1
Remove for
RS232
Channel 1
TxD1 Programming
Serial Port
R13 R68 R69 R68 R68 R69, R13
RxD1 Programming
Serial Port
R12 R44 R47 R44 R44 R47, R12
CLK1 Programming
Serial Port
R14 NA NA NA NA R14
Table 6-3: Serial port connections
If a serial port is used the D-connector U3 must be fitted and the RS232 transceiver enabled.
Description Function Fit For
RS233
Enable
Remove for
RS233
Enable
Fit For
RS233
Disable
Remove for
RS233
Disable
RS232
Transceiver
Enable
Disables/Enables
U3 RS232
Transceiver
R42 R39 R39 R42
Table 6-4: RS232 enable
An additional serial port is connected to the application headers.
8
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