Panasonic MN103001G/F01K - Manual (Page 344)

Serial Interface
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Serial 3 transmission buffer
Register symbol: SC3TXB
Address: x'34000838
Purpose: This register writes the transmission data of serial interface 3.
Bit No. 7 6 5 4 3 2 1 0
Bit SC3 SC3 SC3 SC3 SC3 SC3 SC3 SC3
name TXB7 TXB6 TXB5 TXB4 TXB3 TXB2 TXB1 TXB0
Reset 0 0 0 0 0 0 0 0
Access R/W R/W R/W R/W R/W R/W R/W R/W
Data is transmitted by writing it to this buffer.
Serial 3 reception buffer
Register symbol: SC3RXB
Address:
x'34000839
Purpose: This register reads in the reception data of serial interface 3.
Bit No. 7 6 5 4 3 2 1 0
Bit SC3 SC3 SC3 SC3 SC3 SC3 SC3 SC3
name RXB7 RXB6 RXB5 RXB4 RXB3 RXB2 RXB1 RXB0
Reset 0 0 0 0 0 0 0 0
Access R R R R R R R R
Reception data is gotten by reading this buffer at the end of reception.
In the case of a 7-bit transfer, the MSB (bit 7) is “0”.