Datasheet

29
AT89C5132
4173C–USB–07/04
Waveforms
Figure 5. SPI Slave Waveforms (SSCPHA = 0)
Note: 1. Not Defined but generally the MSB of the character which has just been received.
Figure 6. SPI Slave Waveforms (SSCPHA = 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
(SSCPOL = 0)
(input)
SS
(input)
SCK
(SSCPOL = 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
SI
(input)
SCK
(SSCPOL = 0)
(output)
SS
1
(output)
SCK
(SSCPOL = 1)
(output)
SO
(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
MSB OUTPort Data LSB OUT Port DataBIT 6
T
CHCL
T
CLCH