M16C Datasheet, PDF (152/262 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Preliminary Specifications REV.B
Mitsubishi microcomputers
Specifications in this manual are tentative and subject to change.
M16C / 6N Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
A-D Converter
A-D control register 2 (Note)
b7 b6 b5 b4 b3 b2 b1 b0
0
Symbol
ADCON2
Address
03D416
When reset
XXXX0000 2
Bit symbol
Bit name
Function
RW
SMP
A-D conversion method
select bit
0 : Without sample and hold
1 : With sample and hold
ADGSEL0 ^{A-D group select bit}
ADGSEL1
b2 b1
0 0 : Port P10 group select
0 1 : inhibited
1 0 : Port P0 group select
1 1 : Port P2 group select
Reserved bit
Always set to “0”
Nothing is assigned.
These bits can neither be set nor reset. When read, their content is “0”.
Note: If the A-D control register is rewritten during A-D conversion, the conversion
result is indeterminate.
A-D register i
(b15)
b7
(b8)
b0 b7
Symbol
ADi(i=0 to 7)
Address
When reset
03C016 to 03CF16 Indeterminate
b0
Function
Eight low-order bits of A-D conversion result
• During 10-bit mode
Two high-order bits of A-D conversion result
• During 8-bit mode
When read, the content is indeterminate
Nothing is assigned.
These bits can neither be set nor reset. When read, their
content is “0”.
Figure 15-3. A-D converter-related registers (2)
RW
152