3 spi interface pins, Table 15-4 – Cypress enCoRe CY7C63310 User Manual

Page 42

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CY7C63310, CY7C638xx

Document 38-08035 Rev. *K

Page 42 of 83

15.3 SPI Interface Pins

The SPI interface uses the P1.3–P1.6 pins. These pins are configured using the P1.3 and P1.4–P1.6 Configuration.

Table 15-4. SPI Mode Timing vs. LSB First, CPOL and CPHA

LSB First CPHA CPOL

Diagram

0

0

0

0

0

1

0

1

0

0

1

1

1

0

0

1

0

1

1

1

0

1

1

1

S C L K

SSE L

D AT A

X

X

M S B

B it 2

B it 3

B it 4

B it 5

B it 6

B it 7

L S B

S C L K

S S E L

X

X

D A T A

M S B

B it 2

B it 3

B it 4

B it 5

B it 6

B it 7

L S B

SC L K

SS E L

X

X

D A T A

M S B

B it 2

B it 3

B it 4

B it 5

B it 6

B it 7

L S B

SC L K

SSEL

DAT A

X

X

MS B

B it 2

B it 3

B it 4

B it 5

B it 6

B it 7

LS B

SC L K

SSEL

D AT A

X

X

MS B

B it 2

B it 3

B it 4

B it 5

B it 6

B it 7

L S B

SCLK

SSEL

X

X

DAT A

MSB

Bit 2

Bit 3

Bit 4

Bit 5

Bit 6

Bit 7

LSB

SCLK

SSEL

X

X

DAT A

MSB

Bit 2

Bit 3

Bit 4

Bit 5

Bit 6

Bit 7

LSB

SCLK

SSEL

DAT A

X

MSB

X

Bit 2

Bit 3

Bit 4

Bit 5

Bit 6

Bit 7

LSB

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