A/D Control Status Register (High) (Adcs1) - Fujitsu F2MC-16LX Hardware Manual

CHAPTER 19 8/10-BIT A/D CONVERTER
19.3.1

A/D Control Status Register (High) (ADCS1)

The A/D control status register "H" level (ADCS1) has functions to start the software, to
select the start trigger, to enable and disable the interrupt request, and to confirm the
interrupt request, suspension and conversion statuses.
A/D Control Status Register (High) (ADCS1)
Address
000041
H
R/W : Readable/Writable
W : Write only
: Initial value
434
Figure 19.3-2 A/D Control Status Register (High) (ADCS1)
bit 15 bit 14 bit 13 bit 12 bit 11 bit 10 bit 9
BUSY INT INTE PAUS STS1 STS0 STRT
R/W R/W R/W R/W R/W
bit 8 bit 7
(ADCS0)
Reserved
R/W W R/W
Reserved bit
Reserved
Allways write this to "0".
A/D conversion start bit
STRT
(only valid for Software start)
0 No A/D conversion function start
1 A/D conversion function start
STS1 STS0 A/D start factor selection bit
0 0 Software start
Trigger start or Software start
0 1
Timer start or Software start
1 0
Trigger star, Timer start or
1 1
Software start
Suspension flag bit
PAUS
(only valid for using EI
0
A/D conversion operation doesn't stop temporarily.
1 A/D conversion operation stops temporarily.
Interrupt request enable bit
INTE
0 Interrupt request output disabled
1
Interrupt request output enabled
Interrupt request flag bit
INT
Read
0
Not finish A/D conversion
1 Finish A/D conversion
In operating bit
BUSY
Read
0
Stop A/D conversion
1
In operating of A/D conversion
bit 0 Initial value
00000000
B
2
OS)
Write
Clear this bit.
No change, no effection to others
Write
Stop A/D conversion forcibly
No change, no effection to others