Registers Of 8-Bit Serial I/O - Fujitsu F2MC-8L F202RA Hardware Manual

14.4

Registers of 8-Bit Serial I/O

Figure 14.4-1 shows 8-bit serial I/O registers.
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Registers of 8-bit Serial I/O
SMR (serial mode register)
Address
0039
H
SDR (serial data register)
Address
003A
H
R/W : Readable and Writable
: Undefined
X
Note:
When using a bit manipulation instruction, make sure that the SST bit is "0".
Figure 14.4-1 8-bit Serial I/O Registers
bit7 bit6 bit5
SIOF SIOE SCKE
R/W R/W R/W
bit7 bit6 bit5
R/W R/W R/W
bit4 bit3 bit2
SOE CKS1 CKS0
R/W R/W R/W
bit4 bit3 bit2
R/W R/W R/W
CHAPTER 14 8-BIT SERIAL I/O
Initial value
bit1 bit0
BDS SST 00000000
R/W R/W
Initial value
bit1 bit0
XXXXXXXX
R/W R/W
B
B
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