CP3UB26 datasheet(13/268 Pages) NSC

13 / 268 page

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ADC4

I/O

ADC Input Channel 4

MUXOUT0

Analog Multiplexer Output 0

ADC5

I/O

ADC Input Channel 5

MUXOUT1

Analog Multiplexer Output 1

ADC6

Input

ADC Input Channel 6

None

ADC7

Input

ADC Input Channel 7

ADCIN

ADC Input (in MUX mode)

VREFP

Input

ADC Positive Voltage Reference

None

PB[7:0]

I/O

Generic I/O

D[7:0]

External Data Bus Bits 0 to 7

PC[7:0]

I/O

Generic I/O

D[8:15]

External Data Bus Bits 8 to 15

A[22:0]

Output

External Address Bus Bits 0 to 22

None

SEL0

Output

Chip Select for Zone 0

None

SEL1

Output

Chip Select for Zone 1

None

SEL2

Output

Chip Select for Zone 2

None

SELIO

Output

Chip Select for I/O Zone

None

WR0

Output

External Memory Write Low Byte

None

WR1

Output

External Memory Write High Byte

None

Output

External Memory Read

None

PE0

I/O

Generic I/O

RXD0

UART0 Receive Data Input

PE1

I/O

Generic I/O

TXD0

UART0 Transmit Data Output

PE2

I/O

Generic I/O

RTS

UART0 Ready-To-Send Output

PE3

I/O

Generic I/O

CTS

UART0 Clear-To-Send Input

PE4

I/O

Generic I/O

CKX

UART0 Clock Input

Multi Function Timer Port B

PE5

I/O

Generic I/O

SRFS

AAI Receive Frame Sync

NMI

Non-Maskable Interrupt Input

PF0

I/O

Generic I/O

MSK

SPI Shift Clock

TIO1

Versatile Timer Channel 1

PF1

I/O

Generic I/O

MDIDO

SPI Master In Slave Out

TIO2

Versatile Timer Channel 2

PF2

I/O

Generic I/O

MDODI

SPI Master Out Slave In

TIO3

Versatile Timer Channel 3

PF3

I/O

Generic I/O

MWCS

SPI Slave Select Input

TIO4

Versatile Timer Channel 4

PF4

I/O

Generic I/O

SCK

AAI Clock

TIO5

Versatile Timer Channel 5

PF5

I/O

Generic I/O

SFS

AAI Frame Synchronization

TIO6

Versatile Timer Channel 6

PF6

I/O

Generic I/O

STD

AAI Transmit Data Output

TIO7

Versatile Timer Channel 7

Name

Pins

I/O

Primary Function

Alternate

Name

Alternate Function

CP3UB26 датащи(PDF) 13 Page - National Semiconductor (TI)

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