Register In Extended I/O Serial Interface - Fujitsu F2MC-16LX Hardware Manual

20.2

Register in Extended I/O Serial Interface

The configuration and functions of registers used in the extended I/O serial interface
are described.
List of Register in Extended I/O Serial Interface
Figure 20.2-1 shows the list of register in extended I/O serial interface.
SMCS
Address
: 000059
SMCS
: 000058
Address
SDR
Address : 00005A
SDCR
: 00005B
Address
R/W : Readable/Writable
: Undefined
X : Indeterminate
Figure 20.2-1 List of Register in Extended I/O Serial Interface
13
15 14
SMD2 SMD1 SMD0
H
(R/W) (R/W) (R/W) (R/W) (R/W)
7 6 5
H
7 6 5
D7
D6 D5
H
(R/W) (R/W) (R/W) (R/W) (R/W) (R/W) (R/W) (R/W)
13
15 14
MD
H
(R/W)
CHAPTER 20 EXTENDED I/O SERIAL INTERFACE
12 11 10
9
SIE SIR BUSY STOP STRT
(R) (R/W) (R/W)
4 3 2 1
MODE BDS SOE SCOE
(R/W) (R/W) (R/W) (R/W)
4 3 2 1
D1
D4 D3 D2
11 10
12 9
DIV3 DIV2 DIV1
(R/W) (R/W) (R/W) (R/W)
8
Serial mode control
status register (SMCS)
Initial value 00000010
0
Serial mode control
status register (SMCS)
Initial value
XXXX0000
0
Serial data register (SDR)
D0
Initial value XXXXXXXX
8
Communication prescaler
DIV0
control register (SDCR)
Initial value
0XXX0000
B
B
B
B
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