Datasheet

175
4337K–USB–04/08
AT89C5130A/31A-M
27.6.0.3 Waveforms
Figure 27-7. SPI Slave Waveforms (CPHA= 0)
Note: 1. Not Defined but generally the MSB of the character which has just been received.
Figure 27-8. SPI Slave Waveforms (CPHA= 1)
Note: 1. Not Defined but generally the LSB of the character which has just been received.
T
SLCL
T
SLCH
T
CHCL
T
CLCH
MOSI
(input)
SCK
(CPOL= 0)
(input)
SS
(input)
SCK
(CPOL= 1)
(input)
MISO
(output)
T
CHCH
T
CLCX
T
CHCX
T
IVCL
T
CLIX
T
CHIX
T
IVCH
T
CHOV
T
CLOV
T
CHOX
T
CLOX
MSB IN BIT 6 LSB IN
SLAVE MSB OUT SLAVE LSB OUTBIT 6
T
SLOV
(1)
T
SHOX
T
SHSL
T
CHSH
T
CLSH
T
CHCL
T
CLCH
MOSI
(input)
SCK
(CPOL= 0)
(input)
SS
(input)
SCK
(CPOL= 1)
(input)
MISO
(output)
T
CHCH
T
CLCX
T
CHCX
T
IVCL
T
CLIX
T
CHIX
T
IVCH
T
CLOV
T
CHOV
T
CLOX
T
CHOX
MSB IN
BIT 6 LSB IN
SLAVE MSB OUT SLAVE LSB OUTBIT 6
T
SLOV
(1)
T
SHOX
T
SHSL
T
CHSH
T
CLSH
T
SLCL
T
SLCH