P89LPC9321 NXP Semiconductors, P89LPC9321 Datasheet - Page 59

• Manufacturer Part Number: P89LPC9321
• Description: The P89LPC9321 is a single-chip microcontroller, available in low cost packages, basedon a high performance processor architecture that executes instructions in two to fourclocks, six times the rate of standard 80C51 devices
• Manufacturer: NXP Semiconductors

NXP Semiconductors
P89LPC9321
Product data sheet
Fig 24. SPI master timing (CPHA = 1)
Fig 25. SPI slave timing (CPHA = 0)
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL = 1)
SPICLK
SPICLK
(output)
(input)
(input)
(input)
SPICLK
SPICLK
(output)
(output)
(output)
MISO
MOSI
(input)
MISO
MOSI
t
SS
SPIA
SS
t
t
t
SPILEAD
SPIF
SPIF
t
t
SPIDSU
SPIF
slave MSB/LSB out
MSB/LSB in
t
t
SPIF
SPIDSU
master MSB/LSB out
t
t
t
t
SPICLKH
SPIDH
SPIOH
SPICLKL
All information provided in this document is subject to legal disclaimers.
t
MSB/LSB in
t
SPIF
SPIDV
t
SPIDV
T
Rev. 2 — 16 November 2010
t
SPICYC
t
t
SPIDH
SPICLKL
SPICLKH
t
SPIF
t
t
SPICLKH
SPICLKL
8-bit microcontroller with accelerated two-clock 80C51 core
t
SPIDSU
t
SPIR
T
SPICYC
t
t
SPICLKH
SPICLKL
t
t
SPIOH
t
SPIR
SPIDV
t
SPIR
t
SPIOH
t
SPIR
t
SPIDSU
slave LSB/MSB out
LSB/MSB in
master LSB/MSB out
t
t
SPIOH
SPIDH
LSB/MSB in
t
SPIDV
t
SPILAG
P89LPC9321
not defined
002aaa910
002aaa909
t
© NXP B.V. 2010. All rights reserved.
SPIR
t
SPIR
t
SPIDIS
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