Fujitsu FR81S User Manual
CHAPTER 44: 12-BIT A/D CONVERTER
5. Operation
FUJITSU SEMICONDUCTOR LIMITED
CHAPTER : 12-BIT A/D CONVERTER
FUJITSU SEMICONDUCTOR CONFIDENTIAL
FUJITSU SEMICONDUCTOR CONFIDENTIAL
80
SEL1, SEL0=10
B
: Compare match activation when only counting down
Figure 5-3 SEL1, SEL0=10
B
: Compare match activation when only counting down
Compare value
Count value
time
A/D activation request
A/D activation request
Figure 5-4 Activation channel 0: When both counting up and down, Activation channel 1: A/D
activation when only counting up
activation when only counting up
FFFF
H
BFFF
H
7FFF
H
3FFF
H
0000
H
Count value
time
Compare register 1
(ADCOMP1)
3FFF
H
ADTCS0.SEL1,SEL0
Compare match
activation
request 0
Compare register 0
(ADCOMP0)
ADTCS1.SEL1,SEL0
00
B
01
B
7FFF
H
BFFF
H
A/D activation request
A/D conversion completion
Compare match
activation
request 1
A/Dactivation request
A/Dconversion completion
MB91520 Series
MN705-00010-1v0-E
1883