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HT45F43 Datasheet(PDF) 101 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) 101 Page - Holtek Semiconductor Inc

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OPA2C0 Register
- HT45F23
Bit
76543210
Name
A2OP
A2OFM
A2RS
A2OF4
A2OF3
A2OF2
A2OF1
A2OF0
R/W
R
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
00010000
Bit 7
A2OP: Operational amplifier output; positive logic. This bit is read only.
Bit 6
A2OFM: Operational amplifier mode or input offset voltage cancellation mode
0: operational amplifier mode
1: input offset voltage cancellation mode
Bit 5
A2RS: Operational amplifier input offset voltage cancellation reference selection bit
0: select A2N as the reference input
1: select A2P as the reference input
Bit 4~0
A2OF4~A2OF0: Operational amplifier input offset voltage cancellation control bits
OPA2C0 Register
- HT45F43
Bit
76543210
Name
A2OP
¾¾¾¾¾¾¾
R/W
R
¾¾¾¾¾¾¾
POR
0
¾¾¾¾¾¾¾
Bit 7
A2OP: Operational amplifier output; positive logic. This bit is read only.
Bit 6~0
unimplemented, read as
²0²
OPA2C1 Register
- HT45F23/HT45F43
Bit
76543210
Name
A2O2CIN
A2O2N
A2PSEL1
A2PSEL0
A2PS
A2NS
A2OEN
A2EN
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
00001100
Bit 7
A2O2CIN: OPA2 output to comparator input control bit
0: disable
1: enable
Bit 6
A2O2N: OPA2 output to OPA2 Inverting input control bit
0: disable
1: enable
Bit 5~4
A2PSEL1, A2PSEL0: OPA2 Non-inverting input selection bit
00: no connection
01: from 0.9 VLDO
10: from VM (0.5 VDD or 0.5 VLDO)
11: from 0.1VLDO
Bit 3
A2PS: A2P pin to OPA2 Non-inverting input control bit
0: no connection
1: from A2P pin
Bit 2
A2NS: A2N pin to OPA2 Inverting input control bit
0: no connection
1: from A2N pin
Bit 1
A2OEN: OPA2 output enable or disable control bit
0: disable
1: enable
Bit 0
A2EN: OPA2 enable or disable control bit
0: disable
1: enable
HT45F23/HT45F43
8-Bit Flash MCU with Op Amps & Comparators
Rev. 1.20
101
September 15, 2011



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