M306V2 Mitsubishi, M306V2 Datasheet - Page 239

• Manufacturer Part Number: M306V2
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
• Manufacturer: Mitsubishi

Rev. 1.0
Figure 2.17.8 Port P8 direction register
Figure 2.17.9 Port P9 direction register
Port P8 direction register
Port P9 direction register
b7
b7
1 1
b6
b6
b5
b5
1
b4
1
b4
b3
b3
b2
b2
b1
0 0
b1
b0
b0
Note: Set bit 2 of protect register (address 000A
Reserved bits
PD8_2
PD8_3
Reserved bit
Nothing is assigned.
In an attempt to write to this bit, write “0.”
The value, if read, turns out to be indeterminate.
PD8_6
PD8_7
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Bit symbol
Bit symbol
PD9_0
PD9_1
PD9_2
PD9_4
Reserved bits
PD9_3
Symbol
Symbol
PD8
PD9
the port P9 direction register.
Port P8
Port P8
Port P8
Port P8
Port P9
Port P9
Port P9
Port P9
Port P9
2
3
6
7
Address
Bit name
0
Bit name
1
2
3
4
03F3
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
direction register
16
Address
03F2
16
0 : Input mode
1 : Output mode
0 : Input mode
1 : Output mode
0 : Input mode
1 : Output mode
Must always be set to “0”
Must always be set to “1”
Must always be set to “1”
(Functions as an input port)
(Functions as an output port)
(Functions as an input port)
(Functions as an output port)
and ON-SCREEN DISPLAY CONTROLLER
(Functions as an input port)
(Functions as an output port)
MITSUBISHI MICROCOMPUTERS
16
) to “1” before rewriting to
Function
M306V2ME-XXXFP
Function
When reset
00
16
M306V2EEFP
When reset
00X00000
R
R
2
W
W
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