Panasonic MN101C77C - Manual (Page 340)

Chapter 11 Serial Interface 0, 1
XI - 14 Control Registers
11-2-4 Serial Interface 1 Data Buffer Registers
Serial Interface 1 has each 8-bit data buffer register for transmission, and for reception.
Figure 11-2-10 Serial Interface 1 Transmission Data Buffer (TXBUF1 : x'03F99', R/W)
Figure 11-2-9 Serial Interface 1 Reception Data Buffer (RXBUF1 : x'03F98', R)
„ Serial Interface 1 Transmissin Data Buffer (TXBUF1)
„ Serial Interface 1 Reception Data Buffer (RXBUF1)
(At reset : X X X X X X X X )
0 1 2 4 3
RXBUF1 RXBUF15 RXBUF16 RXBUF17 RXBUF12 RXBUF13 RXBUF10 RXBUF11 RXBUF14
5 6 7
0 1 2 4 3
TXBUF1 TXBUF15 TXBUF16 TXBUF17 TXBUF12 TXBUF13 TXBUF10 TXBUF11 TXBUF14
5 6 7
(At reset : X X X X X X X X )