UPD30181 Datasheet, PDF (163/444 Pages) NEC – 64-/32-Bit Microprocessor

CHAPTER 8 CLOCKED SERIAL INTERFACE UNIT (CSI)
8.3.2 CSIRXDATA (0x0B00 0902)
Bit
Name
R/W
RTCRST
Other resets
15
RXD15
R
0
0
14
RXD14
R
0
0
13
RXD13
R
0
0
12
RXD12
R
0
0
11
RXD11
R
0
0
10
RXD10
R
0
0
9
RXD9
R
0
0
8
RXD8
R
0
0
Bit
Name
R/W
RTCRST
Other resets
7
RXD7
R
0
0
6
RXD6
R
0
0
5
RXD5
R
0
0
4
RXD4
R
0
0
3
RXD3
R
0
0
2
RXD2
R
0
0
1
RXD1
R
0
0
0
RXD0
R
0
0
Bit
15 to 0
Name
RXD(15:0)
Function
CSI receive data. CSI data received on the SI pin is read through these data bits.
8.3.3 CSITXDATA (0x0B00 0904)
Bit
Name
R/W
RTCRST
Other resets
15
TXD15
R/W
0
0
14
TXD14
R/W
0
0
13
TXD13
R/W
0
0
12
TXD12
R/W
0
0
11
TXD11
R/W
0
0
10
TXD10
R/W
0
0
9
TXD9
R/W
0
0
8
TXD8
R/W
0
0
Bit
Name
R/W
RTCRST
Other resets
7
TXD7
R/W
0
0
6
TXD6
R/W
0
0
5
TXD5
R/W
0
0
4
TXD4
R/W
0
0
3
TXD3
R/W
0
0
2
TXD2
R/W
0
0
1
TXD1
R/W
0
0
0
TXD0
R/W
0
0
Bit
15 to 0
Name
TXD(15:0)
Function
CSI transmit data. CSI data written to these bits is transmitted on the SO pin.
User’s Manual U14272EJ3V0UM
163