CXR702080 데이터 시트보기 (PDF) - Sony Semiconductor

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CXR702080

CMOS 32-bit Single Chip Microcomputer

Sony Semiconductor 

CXR702080

Symbol

PN0/SCK0

PN1/SO0

PN2/SI0

PN3/SCS0/

INT8

PN4/SCK1

PN5/SO1

PN6/SI1

PN7/SCS1/

INT9

PO0/SCK2

PO1/SO2

PO2/SI2

PO3/SCS2

CS0, CS1

RD

LWR/LB

UWR/UB

MRD

MWE/WE

MCS0

DACK0

DREQ0

DACK1

DREQ1

MSDIR

MSBS

MSSCLK

MSDIO

MSINS

TEST0

TEST1

TEST2

TDI

I/O

I/O / I/O

I/O / Output

I/O / Input

I/O / Input /

Input

I/O / I/O

I/O / Output

I/O / Input

I/O / Input /

Input

(Port N)

8-bit I/O port.

I/O can be specified in

1-bit units.

Pull-up resistor can be

incorporated through

program in 1-bit units.

(8 pins)

Functios

Serial clock (CH0) I/O.

Serial data (CH0) output.

Serial data (CH0) input.

Serial chip select (CH0) External interruption

input.

request input.

Serial clock (CH1) I/O.

Serial data (CH1) output.

Serial data (CH1) input.

Serial chip select (CH1) External interruption

input.

request input.

I/O / I/O

I/O / Output

I/O / Input

I/O / Input

(Port O)

4-bit I/O port.

I/O can be specified in

1-bit units.

Pull-up resistor can be

incorporated through

program in 1-bit units.

(4 pins)

Serial clock (CH2) I/O.

Serial data (CH2) output.

Serial data (CH2) input.

Serial chip select (CH2) input.

Output

Chip select output for external S bus.

(2 pins)

Output

Read signal output for external S bus.

Output / Output

Write strobe signal output for D0 to

D7.

Strobe signal output indicates

access to D0 to D7.

Output / Output

Write strobe signal output for D8 to

D15.

Strobe signal output indicates

access to D8 to D15.

Output

Read signal output for external M bus.

Output / Output Write signal output for external M bus. Write signal output for external S bus.

Output

Chip select output for external M bus.

Output

Transfer request acknowledge signal output from DMA controller (CH0).

Input

Transfer request input to DMA controller (CH0).

Output

Transfer request acknowledge signal output from DMA controller (CH1).

Input

Transfer request input to DMA controller (CH1).

Output

Memory stick interface data I/O direction monitor.

Output

Memory stick interface bus state output.

Output

Memory stick interface clock output.

I/O

Memory stick interface data I/O direction monitor.

Input

Memory stick interface card detection.

Input

Input

Test. (Connect to Vss.)

Input

Input

Data input for JTAG boundary scanning test.

–8–

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