MC9S08RC8 Datasheet, PDF(26/234 Page) Freescale Semiconductor, Inc – Microcontrollers

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MC9S08RC8 Datasheet, PDF (26/234 Pages) Freescale Semiconductor, Inc – Microcontrollers

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Pins and Connections

Table 2-2. Signal Properties

Pin

Name

Dir(1)

High Current

Pin

Pullup(2)

Comments(3)

VDD

VSS

XTAL

â

â

O

â

â

â

â

Crystal oscillator output

EXTAL

I

â

â

Crystal oscillator input

IRO

O

Y

â

Infrared output

PTA0/KBI1P0

I

N

PTA1/KBI1P1

I/O

N

SWC

SWC

PTA0 does not have a clamp diode to VDD. PTA0 should not be

driven above VDD.

PTA2/KBI1P2

I/O

N

SWC

PTA3/KBI1P3

I/O

N

SWC

PTA4/KBI1P4

I/O

N

SWC

PTA5/KBI1P5

I/O

N

SWC

PTA6/KBI1P6

I/O

N

SWC

PTA7/KBI1P7

I/O

N

SWC

PTB0/TxD1

I/O

Y

SWC

PTB1/RxD1

I/O

Y

SWC

PTB2

I/O

Y

SWC

PTB3

I/O

Y

SWC Available only in 44- and 48-pin packages

PTB4

I/O

Y

SWC Available only in 44- and 48-pin packages

PTB5

I/O

Y

SWC Available only in 44- and 48-pin packages

PTB6

I/O

Y

SWC Available only in 32-, 44-, and 48-pin packagess

PTB7/TPM1CH1 I/O

Y

SWC

PTC0/KBI2P0

I/O

N

SWC

PTC1/KBI2P1

I/O

N

SWC

PTC2/KBI2P2

I/O

N

SWC

PTC3/KBI2P3

I/O

N

SWC

PTC4/MOSI1

I/O

N

SWC

PTC5/MISO1

I/O

N

SWC

PTC6/SPSCK1 I/O

N

SWC

PTC7/SS1

I/O

N

SWC

PTD0/BKGD/MS I/O

N

SWC(4) Output-only when conï¬gured as PTD0 pin. Pullup enabled.

PTD1/RESET

I/O

N

SWC(3) Output-only when conï¬gured as PTD1 pin.

MC9S08RC/RD/RE/RG Data Sheet, Rev. 1.11

26

Freescale Semiconductor

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