HT45F3W datasheet(39/167 Pages) HOLTEK

39 / 167 page

Rev. 1.50

De�e��e� 01� �01�

Rev. 1.50

De�e��e� 01� �01�

HT45F3W

R-Type Blood Pressure Meter Flash MCU

HT45F3W

R-Type Blood Pressure Meter Flash MCU

System Control Register

CTRL1 Register

Bit

Na�e

—

TPIOS�

TPIOS1

TPIOS0

TPOS�

TPOS1

TPOS0

R/W

—

R/W

POR

—

Bit7~6

Unimplemented,readas"0"

Bit5

TPIOS2:outputselectionofI/OandTP2_0/TP2_1

0:NormalI/O

1:TP2_0/TP2_1(timerfunction)

Bit4

TPIOS1:outputselectionofI/OandTP1_0/TP1_1

0:NormalI/O

1:TP1_0/TP1_1(timerfunction)

Bit3

TPIOS0:outputselectionofI/OandTP0_0/TP0_1

0:NormalI/O

1:TP0_0/TP0_1(timerfunction)

Bit2

TPOS2:outputselectionofTP2_0andTP2_1

0:TP2_0

1:TP2_1

Bit1

TPOS1:outputselectionofTP1_0andTP1_1

0:TP1_0

1:TP1_1

Bit0

TPOS0:outputselectionofTP0_0andTP0_1

0:TP0_0

1:TP0_1

Note:1.PriorityofPinSharingFunctions:SPI>Timer>I/O

2.ProcedureforSPIPinSharingFunctions:SPI0EN=1orSPI1EN=1

3.ProcedureforTimerPinSharingFunctions:SPI0EN=0orSPI1EN=0,and

TPIOS0=1orTPIOS1=1orTPIOS2=1(Note:WhenTPIOS0issetto1,

theoutputoftimerisTP0_1.ThepinTP0_0couldbeSPIorI/Ofunctions.If

TP0_0beusedSPIfunction,theSPI0ENissetto1.)

HT45F3W Datenblatt(PDF) 39 Page - Holtek Semiconductor Inc

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