M306V2 Mitsubishi, M306V2 Datasheet - Page 154

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

154
Figure 2.12.7 A-D control register 1 in one-shot mode
Figure 2.12.6 A-D control register 0 in one-shot mode
A-D control register 1 (Note)
A-D control register 0 (Note)
b7
b7
0 0
b6
b6
b5
0
b5
1
0
b4
b4
b3
0
0
b3
b2
b2
0
b1
b1
b0
b0
Notes 1: If the A-D control register is rewritten during A-D conversion, the conversion
Note: If the A-D control register is rewritten during A-D conversion, the conversion
Bit symbol
Bit symbol
SCAN0
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
ADST
CKS0
SCAN1
Reserved bit
Reserved bit
MD0
MD1
CH0
CH1
CH2
VCUT
Reserved bits
CKS1
Symbol
ADCON0
MD2
Symbol
ADCON1
2: When changing A-D operation mode, it is necessary to set analog input pins
result is indeterminate.
again.
result is indeterminate.
Analog input pin select
bit
A-D operation mode
select bit 0
A-D conversion start flag
Frequency select bit 0
A-D sweep pin
select bit
A-D operation mode
select bit 1
Frequency select bit1
Vref connect bit
Bit name
Bit name
Address
03D6
Address
03D7
16
16
b2 b1 b0
0 0 0 : Do not set
0 0 1 : Do not set
0 1 0 : AN
0 1 1 : AN
1 0 0 : AN
1 0 1 : AN
1 1 0 : AN
1 1 1 : AN
0 0 : One-shot mode
0 : A-D conversion disabled
1 : A-D conversion started
0: f
1: f
b4 b3
When reset
Must always be set to “0”
00000???
Invalid in one-shot mode
0 : Any mode other than repeat sweep
Must always be set to “0”
0 : f
1 : f
1 : Vref connected
Must always be set to “0”
When reset
AD
AD
mode 1
AD
AD
00
/4 is selected
/2 is selected
/2 or f
is selected
16
0
1
2
3
4
5
and ON-SCREEN DISPLAY CONTROLLER
is selected
is selected
is selected
is selected
is selected
is selected
2
AD
/4 is selected
MITSUBISHI MICROCOMPUTERS
Function
Function
M306V2ME-XXXFP
(Note 2)
(Note 2)
M306V2EEFP
R
R
W
W
Rev. 1.0