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HT66F4530 Datasheet(PDF) 133 Page - Holtek Semiconductor Inc

Part # HT66F4530
Description  A/D Flash MCU with Dual Operational Amplifiers
PDF  224 Pages
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Manufacturer  HOLTEK [Holtek Semiconductor Inc]
Direct Link  http://www.holtek.com
Logo HOLTEK - Holtek Semiconductor Inc

HT66F4530 Datasheet(HTML) 133 Page - Holtek Semiconductor Inc

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Rev. 1.00
13�
De�e��e� �1� �01�
Rev. 1.00
133
De�e��e� �1� �01�
HT66F4530/HT66F4540/HT66F4550
A/D Flash MCU with Dual Operational Amplifiers
HT66F4530/HT66F4540/HT66F4550
A/D Flash MCU with Dual Operational Amplifiers
SCK
SPI Maste�
SDO
SDI
SCS
SCK
SPI Slave
SDO
SDI
SCS
SPI Master/Slave Connection
SIMD
TX/RX Shift Registe�
SDI Pin
Clo�k
Edge/Pola�ity
Cont�ol
CKEG
CKPOLB
Clo�k
Sou��e
Sele�t
fSYS
fSUB
PTM0 CCRP �at�h f�equen�y/�
SCK Pin
CSEN
Busy
Status
SDO Pin
SCS Pin
Data Bus
WCOL
TRF
SIMICF
SPI Block Diagram
SPI Registers
TherearethreeinternalregisterswhichcontroltheoveralloperationoftheSPIinterface.Theseare
theSIMDdataregisterandtwocontrolregisters,SIMC0andSIMC2.
Register
Name
Bit
7
6
5
4
3
2
1
0
SIMC0
SIM�
SIM1
SIM0
—
SIMDEB1 SIMDEB0 SIMEN
SIMICF
SIMC�
D7
D�
CKPOLB
CKEG
MLS
CSEN
WCOL
TRF
SIMD
D7
D�
D5
D4
D3
D�
D1
D0
SPI Registers List
SPI Data Register
TheSIMDregisterisusedtostorethedatabeingtransmittedandreceived.Thesameregisterisused
byboththeSPIandI2Cfunctions.BeforethesedeviceswritedatatotheSPIbus,theactualdata
tobetransmittedmustbeplacedintheSIMDregister.AfterthedataisreceivedfromtheSPIbus,
thesedevicescanreaditfromtheSIMDregister.AnytransmissionorreceptionofdatafromtheSPI
busmustbemadeviatheSIMDregister.
• SIMD Register
Bit
7
6
5
4
3
2
1
0
Na�e
D7
D�
D5
D4
D3
D�
D1
D0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
POR
x
x
x
x
x
x
x
x
"x": unknown
Bit7~0
D7~D0:SIMdataregisterbit7~bit0



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