Jp5: Usb Power Current Measurement Terminal; Jp8 And Jp9: Host Interface Rxd_Si And Txd_So Select - Renesas M-Station User Manual

Baseboard for 78k0 and 78k0s micro-boards

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5.4

JP5: USB Power Current Measurement Terminal

Reserved for NEC Electronics use only.

5.5

RXD_SI is connected to 16-pin header and 100-pin inter-board connector. It is then connected to TxD

Input or serial output (SO) of microcontroller CPU on the micro-board. Likewise, the TXD_SO

connects to the 16-pin header and 100-pin inter-board connector, and then to RxD or serial input (SI)

of the microcontroller CPU.

Jumper

Jumper Setting

JP8

1 to 2

2 to 3

2 to 4

JP9

1 to 2

2 to 3

2 to 4

Figure 15.

JP8 and JP9 Settings

JP8

and JP9 Settings

Table 1

Description

Select TxD from USB host interface

Select serial output (SO) from USB host interface

Connect micro-board RxD to input from RS-232

transceiver

Select RxD from USB host interface

Select serial input (SI) from USB host interface

Connect micro-board TxD output to RS-232

transceiver

M-Station Baseboard

Default Setting

1 to 2 (UTXD to TXDSO)

1 to 2 (URXD to RXDSI)

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