p89lpc9351 NXP Semiconductors, p89lpc9351 Datasheet - Page 63

• Manufacturer Part Number: p89lpc9351
• Description: 8-bit Microcontroller With Accelerated Two-clock 80c51 Core 8 Kb 3 V Byte-erasable ?ash With 8-bit Adc
• Manufacturer: NXP Semiconductors

NXP Semiconductors
P89LPC9351_1
Preliminary data sheet
Fig 21. Shift register mode timing
Fig 22. External clock timing (with an amplitude of at least V
Fig 23. SPI master timing (CPHA = 0)
write to SBUF
output data
input data
(CPOL = 0)
(CPOL = 1)
clear RI
11.1 Waveforms
SPICLK
SPICLK
(output)
(output)
(output)
clock
(input)
MISO
MOSI
SS
t
QVXH
t
XHDV
t
SPIF
valid
T
0
XLXL
t
SPIF
t
SPIDSU
master MSB/LSB out
t
XHDX
t
XHQX
MSB/LSB in
valid
1
t
SPIDV
t
Rev. 01 — 19 November 2008
CHCL
t
t
t
SPICLKH
SPICLKL
SPIDH
t
SPIF
valid
2
T
SPICYC
t
t
SPICLKH
SPICLKL
t
CLCX
t
SPIR
valid
3
t
SPIOH
i(RMS)
T
cy(clk)
t
= 200 mV)
SPIR
valid
4
t
CLCH
t
CHCX
master LSB/MSB out
8-bit microcontroller with 8-bit ADC
valid
LSB/MSB in
5
t
SPIDV
002aaa907
valid
P89LPC9351
6
002aaa908
valid
set TI
set RI
7
© NXP B.V. 2008. All rights reserved.
t
SPIR
002aaa906
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