RENESAS TECHNICAL UPDATE

TN-RL*-A024A/E

Date: Apr. 9, 2014

Page 17 of 37

5.

Figure 14-1.

Block Diagram of Comparator

Incorrect names of the noise filter and the edge detection circuit in the block diagram are revised, and Note is added.

Incorrect:

ANI18/P147

CmVRS4

CmVRS5

CmVRS6

CmVRS3

CmVRS0

CmVRS2 CmVRS1

Comparator internal reference

voltage select register m (CmRVM)

CMPSEL0

Comparator input switch

control register (CMPSEL)

WCSEL0

WCSEL1

WCSEL2

Window comparator function

setting register (CMPWDC)

CVRE2

CVRVS0

CVRVS1

CVRE1

CVRE0

Comparator internal reference

voltage control register (CVRCTL)

+

_

+

_

INTCMP0

Edge

detector

Edge

detector

Edge

detector

Edge

detector

Edge

detector

Edge

detector

CMP0P/ANI2/P22

INTP20/P10

INTP21/P11

0

1

Noise

filter

Noise

filter

C0OE

C0INV

C0MOD

SEL0

CMP0EN C0DFS1 C0DFS0

C0MOD

SEL1

Comparator 0 control register (C0CTL)

Comparator 0

DA0

DA1

DA2

CEGP0

CEGN0

Comparator rising edge enable register (CMPEGP0)

Comparator falling edge enable register (CMPEGN0)

CMP0 output

Timer output forced stop request signal

(timers KB0 to KB2)

INTCMP1,

Timer restart request signal

(timer KB0)

Timer restart request signal

(timers KB0 to KB2)

CMP1P/ANI4/P24

Comparator 1

Timer output forced stop request signal

(timer KB0)

CMPMON0

Comparator output

monitor register (CMPMON)

Edge

detector

0

1

1

0

1

0

0

1

1

0

External interrupt INTP20, INTP21 control block

CEGP6

CEGN6

CEGP7

CEGN7

Comparator rising edge enable register (CMPEGP0)

Comparator falling edge enable register (CMPEGN1)

Timer output forced stop request signal

(timers KB0 to KB2)

Timer restart request signal

(timers KB0 to KB2)

INTP20

INTP21

Edge

detector

0

1

Timer output forced stop request signal

(timers KB0 to KB2)

INTPINV1INTPINV0

External interrupt control register (INTPCTL)

External interrupt edge

enable register (EGP2, EGN2)

TMR

STEN0

TMR

STEN1

PNFEN

Peripheral function switch register 0 (PFSEL0)

Timer restart request signal

(timer KB1)

CMP2P/ANI5/P25

Comparator 2

Timer output forced stop request signal

(timers KB0, KB1)

INTCMP3,

Timer restart request signal

(timer KB2)

CMP3P/ANI6/P26

Comparator 3

Timer output forced stop request signal

(timer KB1)

INTCMP4

CMP4P/ANI7/P27

Comparator 4

Timer output forced stop request signal

(timer KB2)

INTCMP5

CMP5P/ANI16/RxD1/P03

Comparator 5

Timer output forced stop request signal

(timer KB2)

CVREm bit

WCSEL0 bit

WCSEL2

bit

WCSEL1

bit

DA0

DA1

DA2

+

_

+

_

+

_

+

_

Note

Noise

filter

CMP0

STEN

CMP2

STEN

CMP0STEN

CMP2STEN

Peripheral function

switch register 0 (PFSEL0)

INTCMP2

0

1

Edge

detector

Note

20-pin products only. ANI16/CMP3P/P26 is selected by default for 30- and 38-pin products.

Remark

m = 0 to 2