cp3ub26 National Semiconductor Corporation, cp3ub26 Datasheet - Page 13

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cp3ub26

Manufacturer Part Number

cp3ub26

Description

Reprogrammable Connectivity Processor With Usb And Can Interfaces

Manufacturer

National Semiconductor Corporation

Datasheet

1.CP3UB26.pdf (270 pages)

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VREFP

PC[7:0]

PB[7:0]

A[22:0]

SELIO

Name

ADC4

ADC5

ADC6

ADC7

SEL0

SEL1

SEL2

WR0

WR1

PE0

PE1

PE2

PE3

PE4

PE5

PF0

PF1

PF2

PF3

PF4

PF5

PF6

RD

Pins

23

1

1

1

1

1

8

8

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

I/O

I/O

Input

Input

Input

I/O

I/O

Output

Output

Output

Output

Output

Output

Output

Output

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

I/O

ADC Input Channel 4

ADC Input Channel 5

ADC Input Channel 6

ADC Input Channel 7

ADC Positive Voltage Reference

Generic I/O

Generic I/O

External Address Bus Bits 0 to 22

Chip Select for Zone 0

Chip Select for Zone 1

Chip Select for Zone 2

Chip Select for I/O Zone

External Memory Write Low Byte

External Memory Write High Byte

External Memory Read

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Generic I/O

Primary Function

13

MUXOUT0

MUXOUT1

None

ADCIN

None

D[7:0]

D[8:15]

None

None

None

None

None

None

None

None

RXD0

TXD0

RTS

CTS

CKX

TB

SRFS

NMI

MSK

TIO1

MDIDO

TIO2

MDODI

TIO3

MWCS

TIO4

SCK

TIO5

SFS

TIO6

STD

TIO7

Alternate

Name

Analog Multiplexer Output 0

Analog Multiplexer Output 1

None

ADC Input (in MUX mode)

None

External Data Bus Bits 0 to 7

External Data Bus Bits 8 to 15

None

None

None

None

None

None

None

None

UART0 Receive Data Input

UART0 Transmit Data Output

UART0 Ready-To-Send Output

UART0 Clear-To-Send Input

UART0 Clock Input

Multi Function Timer Port B

AAI Receive Frame Sync

Non-Maskable Interrupt Input

SPI Shift Clock

Versatile Timer Channel 1

SPI Master In Slave Out

Versatile Timer Channel 2

SPI Master Out Slave In

Versatile Timer Channel 3

SPI Slave Select Input

Versatile Timer Channel 4

AAI Clock

Versatile Timer Channel 5

AAI Frame Synchronization

Versatile Timer Channel 6

AAI Transmit Data Output

Versatile Timer Channel 7

Alternate Function

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