m3819 Renesas Electronics Corporation., m3819 Datasheet - Page 196

• Manufacturer Part Number: m3819
• Description: Mitsubishi 8-bit Single-chip Microcomputer 740 Family / 38000 Series
• Manufacturer: Renesas Electronics Corporation.

3. APPENDIX
Fig. 3.3.7 Structure of Serial I/O 2 control register
Fig. 3.3.8 Structure of Serial I/O 3 control register
182
Serial I/O 2 control register
Serial I/O 3 control register
b7 b6 b5 b4 b3 b2 b1 b0
b7 b6 b5 b4 b3 b2 b1 b0
B
B
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Serial I/O 2 control register (SIO2CON) [Address:1D
Serial I/O 3 control register (SIO3CON) [Address:1E
Internal synchronous clock
selection bits
Internal synchronous clock
selection bits
Serial I/O 2 port selection bit
(P5
S
(P5
Transfer direction selection bit 0 : LSB first
Synchronous clock selection
bit
P5
disable bit
Serial I/O 3 port selection bit
(P5
S
(P5
Transfer direction selection
bit
Synchronous clock selection
bit
P5
disable bit
RDY2
RDY3
1
5
1
3
5
7
/S
/S
,P5
)
,P5
)
OUT2
OUT3
output selection bit
output selection bit
2
6
)
)
Name
P-channel output
Name
P-channel output
3819 Group USER’S MANUAL
b2 b1b0
b2 b1b0
0 : I/O port
1 : S
0 : I/O port
1 : S
1 : MSB first
0 : External clock
1 : Internal clock
0 : CMOS output (in output mode)
1 : N-channel open-drain output
0 : I/O port
1 : S
0 : I/O port
1 : S
0 : LSB first
1 : MSB first
0 : External clock
1 : Internal clock
0 : CMOS output (in output mode)
1 : N-channel open-drain output
000 : f(X
001 : f(X
010 : f(X
011 : f(X
110 : f(X
111 : f(X
000 : f(X
001 : f(X
010 : f(X
011 : f(X
110 : f(X
111 : f(X
(in output mode)
(in output mode)
OUT2
RDY2
OUT3
RDY3
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
, S
, S
signal pin
signal pin
Function
Function
)/8 or f(X
)/16 or f(X
)/32 or f(X
)/64 or f(X
)/128 or f(X
)/256 or f(X
)/8 or f(X
)/16 or f(X
)/32 or f(X
)/64 or f(X
)/128 or f(X
)/256 or f(X
CLK2
CLK3
3.3 Control registers
signal pins
signal pins
16
16
]
]
CIN
CIN
CIN
CIN
CIN
CIN
CIN
CIN
MITSUBISHI MICROCOMPUTER
CIN
CIN
CIN
CIN
)/8
)/8
)/16
)/32
)/64
)/16
)/32
)/64
)/128
)/256
)/128
)/256
3819 Group
At reset
At reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
R W
R W