R01UH0822EJ0100 Rev.1.00
Page 889 of 1041
Jul 31, 2019
RX13T Group
28. Comparator C (CMPC)
Figure 28.1
Block Diagram of Comparator C
Edge detector
CEG[1:0]
Comparator C0
COMP0
HCMPON
CINV
COE
CPOE
CMPMON0
CVRS[1:0]
CMPC00
CVREFC0
CMPC0 interrupt
request
CMPSEL0
CMPCTL
CMPMON
Noise filter
(same value
sampled 3 times)
CMPSEL[3:0]
CMPSEL1
On-chip D/A
converter 0
output
CMPC01
CMPC02
CDFS[1:0]
COMP1
CMPC10
CMPC1 interrupt
request
CMPC11
COMP2
CMPC2 interrupt
request
CMPIOC
CMPC12
COMP0 level detection
signal (to POE)
COMP1 level detection
signal (to POE)
COMP2 level detection
signal (to POE)
0
1
Edge detector
CEG[1:0]
Comparator C1
HCMPON
CINV
COE
CPOE
CMPMON0
CVRS[1:0]
CMPSEL0
CMPCTL
CMPMON
Noise filter
(same value
sampled 3 times)
CMPSEL[3:0]
CMPSEL1
CDFS[1:0]
CMPIOC
0
1
Edge detector
CEG[1:0]
Comparator C2
HCMPON
CINV
COE
CPOE
CMPMON0
CVRS[1:0]
CMPSEL0
CMPCTL
CMPMON
Noise filter
(same value
sampled 3 times)
CMPSEL[3:0]
CMPSEL1
CDFS[1:0]
CMPIOC
0
1
CMPC03
CMPC13
CMPC20
CMPC21
CMPC22
CMPCTL: Comparator control register
CMPSEL0: Comparator input select register 0
CMPSEL1: Comparator reference voltage select register 1
CMPMON: Comparator output monitor register
CMPIOC: Comparator external output enable register