M306V2ME Datasheet, PDF (158/276 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

MITSUBISHI MICROCOMPUTERS
M306V2ME-XXXFP
M306V2EEFP
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
A-D control register 0 (Note)
b7 b6 b5 b4 b3 b2 b1 b0
010
Symbol
ADCON0
Address
03D616
When reset
00000???2
Bit symbol
Bit name
CH0
Analog input pin
select bit
CH1
CH2
MD0
MD1
A-D operation mode
select bit 0
Function
Invalid in single sweep mode
b4 b3
1 0 : Single sweep mode
RW
Reserved bit
Must always be set to “0”
ADST
A-D conversion start flag 0 : A-D conversion disabled
1 : A-D conversion started
CKS0 ^{Frequency select bit 0}
0 : fAD/4 is selected
1 : fAD/2 is selected
Note: If the A-D control register is rewritten during A-D conversion, the conversion result
is indeterminate.
Figure 2.12.10 A-D control register 0 in single sweep mode
A-D control register 1 (Note 1)
b7 b6 b5 b4 b3 b2 b1 b0
001 00
Symbol
ADCON1
Address
03D716
When reset
0016
Bit symbol
Bit name
SCAN0
A-D sweep pin select bit
SCAN1
MD2
A-D operation mode
select bit 1
Reserved bit
Function
When single sweep and repeat sweep mode 0
are selected
b1 b0
0 0 : Do not set
0 1 : AN0 and AN1 (2 pins)
1 0 : AN0 to AN3 (4 pins)
1 1 : AN0 to AN5 (6 pins)
0 : Any mode other than repeat sweep mode 1
Must always be set to “0”
RW
CKS1
VCUT
Frequency select bit 1
Vref connect bit
0 : fAD/2 or fAD/4 is selected
1 : fAD is selected
1 : Vref connected
Reserved bits
Must always be set to “0”
Note: If the A-D control register is rewritten during A-D conversion, the conversion result
is indeterminate.
Figure 2.12.11 A-D control register 1 in single sweep mode
Rev. 1.0
158