M306V2 Mitsubishi, M306V2 Datasheet - Page 54

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

54
Figure 2.7.3 Interrupt control registers
Interrupt control register
b7
b7
b6
b6
b5
b5
0
b4
b4
b3
b3
b2
b2
b1
b1
b0
b0
Notes 1: This bit can only be accessed for reset (= 0), but cannot be accessed for set (= 1).
Notes 1: This bit can only be accessed for reset (= 0), but cannot be accessed for set (= 1).
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Nothing is assigned.
In an attempt to write to these bits, write “0.” The value, if read, turns out to
be indeterminate.
Nothing is assigned.
In an attempt to write to these bits, write “0.” The value, if read, turns out to
be indeterminate.
Bit symbol
Bit symbol
Reserved bit
ILVL0
ILVL1
ILVL2
ILVL1
ILVL2
ILVL0
POL
IR
IR
INTiIC(i = 0, 1)
IIC1IC
2: To rewrite the interrupt control register, do so at a point that does not generate the
2: Bit 4 at address 0049
3: To rewrite the interrupt control register, do so at a point that does not generate the
OSDiIC(i = 1, 2)
BCNIC
DMiIC(i = 0, 1)
IIC0IC
ADIC
SiTIC(i = 0 , 2)
SiRIC(i = 0 , 2)
DSIC
VSYNCIC
TAiIC(i = 0 to 4)
TBiIC(i = 0 to 2)
Symbol
interrupt register for that register. For details, see the precautions for interrupts.
interrupt register for that register. For details, see the precautions for interrupts.
Symbol
Interrupt priority level
select bit
Interrupt request bit
Interrupt priority level
select bit
Interrupt request bit
Polarity select bit
(Note 2)
Bit name
Bit name
005D
Address
16
005A
0055
16
004B
Address
0044
0051
0052
, 005E
is invalid. Must always be set to “0.”
0049
16
16
16
16
16
16
to 005C
to 0059
, 004C
, 004F
, 0048
, 0050
16
16
b2 b1 b0
0 0 0 : Level 0 (interrupt disabled)
0 0 1 : Level 1
0 1 0 : Level 2
0 1 1 : Level 3
1 0 0 : Level 4
1 0 1 : Level 5
1 1 0 : Level 6
1 1 1 : Level 7
0 : Interrupt not requested
1 : Interrupt requested
b2 b1 b0
0: Interrupt not requested
1: Interrupt requested
0 : Selects falling edge
1 : Selects rising edge
Must always be set to “0”
004A
004D
004E
0 0 0 : Level 0 (interrupt disabled)
0 0 1 : Level 1
0 1 0 : Level 2
0 1 1 : Level 3
1 0 0 : Level 4
1 0 1 : Level 5
1 1 0 : Level 6
1 1 1 : Level 7
0053
0054
When reset
XX00?000
XX00?000
16
16
16
16
16
16
16
16
16
16
16
and ON-SCREEN DISPLAY CONTROLLER
When reset
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
XXXX?000
Function
Function
2
2
MITSUBISHI MICROCOMPUTERS
M306V2ME-XXXFP
2
2
2
2
2
2
2
2
2
2
2
M306V2EEFP
R
R
(Note 1)
(Note)
W
W
Rev. 1.0