M306V5ME-XXXSP Datasheet, PDF (141/263 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

MITSUBISHI MICROCOMPUTERS
M306V5ME-XXXSP
M306V5EESP
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
A-D control register 0 (Note 1)
b7 b6 b5 b4 b3 b2 b1 b0
0
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
Reserved bit
Function
b2 b1 b0
0 0 0 : Do not set
0 0 1 : Do not set
0 1 0 : AN0 is selected
0 1 1 : AN1 is selected
1 0 0 : AN2 is selected
1 0 1 : AN3 is selected
1 1 0 : AN4 is selected
1 1 1 : AN5 is selected
b4 b3
0 0 : One-shot mode
0 1 : Repeat mode
1 0 : Single sweep mode
1 1 : Repeat sweep mode 0
Repeat sweep mode 1
Must always be set to “0”
(Note 2)
(Note 2)
RW
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
Notes 1: If the A-D control register is rewritten during A-D conversion, the conversion result is
indeterminate.
2: When changing A-D operation mode, set analog input pin again.
Figure 2.12.2 A-D control register 0
A-D control register 1 (Note)
b7 b6 b5 b4 b3 b2 b1 b0
00
0
Symbol
ADCON1
Address
03D716
When reset
0016
Bit symbol
Bit name
A-D sweep pin select bit
SCAN0
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)
When repeat sweep mode 1 is selected
b1 b0
0 0 : Do not set
0 1 : Do not set
1 0 : AN0 (1 pin)
1 1 : AN0 and AN1 (2 pins)
0 : Any mode other than repeat sweep
mode 1
1 : Repeat sweep mode 1
Most 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
0 : Vref not connected
1 : Vref connected
Reserved bits
Most always be set to “0”
Note: If the A-D control register is rewritten during A-D conversion, the conversion result is
indeterminate.
Figure 2.12.3 A-D control register 1
Rev. 1.0
140