A/D Control Status Register 0 (Adcs0) - Fujitsu MB91150 Series Hardware Manual

13.4.2 A/D Control Status Register 0 (ADCS0)

A/D control status register 0 (ADCS0) is used for selecting a conversion mode and A/D
conversion channel.
I A/D control status register 0 (ADCS0)
Figure 13.4-3 "A/D control status register 0 (ADCS0)" shows the configuration and function
outline of A/D Control Status Register 0 (ADCS0).
0000E7
H
R/W: Read/Write enabled
0, 1: Initial value
Figure 13.4-3 A/D control status register 0 (ADCS0)
bit15 bit8 bit7
(ADCS1) MD1
R/W
(0)
ANE2
0
0
0
0
1
1
1
1
ANS2
0
0
0
0
1
1
1
1
MD1
0
0
1
1
CHAPTER 13 8/10-BIT A/D CONVERTER
bit6 bit5 bit4 bit3
MD0 ANS2 ANS1 ANS0
R/W R/W R/W R/W
(0) (0) (0) (0)
ANE1 ANE0 A/D conversion end channel selection bit
0 0
AN0 pin
1
0
AN1 pin
1 0 AN2 pin
AN3 pin
1
1
0
0
AN4 pin
0 1 AN5 pin
AN6 pin
0
1
AN7 pin
1 1
A/D conversion start channel selection bit
ANS1 ANS0
At a stop
0 0 AN0 pin
AN1 pin
1
0
AN2 pin
1 0
AN3 pin
1 1
0 0 AN4 pin
AN5 pin
0 1
AN6 pin
1 0
1 AN7 pin
1
MD0 A/D conversion mode selection bit
Single-conversion mode 1 (A converter operating in
0
this mode can be restarted.)
Single-conversion mode 2 (A converter operating in
1
this mode cannot be restarted.)
Continuous-conversion mode (A converter operating
0
in this mode cannot be restarted.)
Intermittent-conversion mode (A converter operating
1
in this mode cannot be restarted.)
bit2 bit1 bit0
ANE2 ANE1 ANE0
R/W R/W R/W
(0) (0) (0)
Read Read operation at
operation a stop in
during intermittent-
conversion conversion mode
Number of Number of the
the channel channel for
for which a which
signal is
conversion has
being been performed
converted immediately
before
285