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HT45F43 Datasheet(PDF) 112 Page - Holtek Semiconductor Inc

Part # HT45F43
Description  8-Bit Flash MCU with Op Amps & Comparators
PDF  152 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT45F43 Datasheet(HTML) 112 Page - Holtek Semiconductor Inc

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CMP2 I/O status description:
The following table illustrates the CMP2 I/O settings.
CMP2EN
C2OUTEN
CNPSEL
C2PSEL
IO2, IO3, IO4
0
x
x
x
IO2, IO3, IO4 are I/Os
1000
IO2, IO3, IO4 are I/Os
1001
IO3/C2P is Comparator input and IO2, IO4 are I/Os.
1010
VL1, IO2/CNP are Comparator input and IO3, IO4 are I/Os.
1011
IO2/CNP, IO3/C2P are Comparator input pins and IO4 is I/O.
1100
IO2, IO3 are I/Os. C2OUT is Comparator output pin.
1101
IO3/C2P is Comparator input. Comparator negative input is from
OPA output. IO2 is I/O. C2OUT is Comparator output pin.
1110
VL1, IO2/CNP are Comparator input pins and IO3 is I/O.
C2OUT is Comparator output pin.
1111
IO2/CNP, IO3/C2P are Comparator input pins and C2OUT is
Comparator output pin.
Comparator 1 output (C1OUT) Control Table
C1OUTEN
CMP1EN
IOC5
Read Data from IO5
IO5 Pin Status
0
0
0
from IO5 data register
Output IO5 register
0
0
1
from Pin
Input
0
1
0
from IO5 data register
Output IO5 register
0
1
1
from Pin
Input
1
0
0
from IO5 data register
Output IO5 register
1
0
1
from Pin
Input
1
1
0
from IO5 data register
Output Comparator
1
1
1
from Pin
Output Comparator
Comparator 1 input (CNP/C1N) Control Table, CNPSEL=1=C1NSEL
CMP1EN
IOC5
Read Data from IO5
IO5 Pin Status
0
0
from IO5 data register
Output IO5 register
0
1
from pin
IO5 input
1
0
from IO5 data register
Logic input disable & pull-high disable
1
1
1
Logic input disable & pull-high disable
Rev. 1.20
112
September 15, 2011
HT45F23/HT45F43
8-Bit Flash MCU with Op Amps & Comparators



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