p89lpc9401 NXP Semiconductors, p89lpc9401 Datasheet - Page 51

• Manufacturer Part Number: p89lpc9401
• Description: 8-bit Microcontroller With Accelerated Two-clock 80c51 Core 8 Kb 3 V Byte-erasable Flash With 32 Segment X 4 Lcd Driver
• Manufacturer: NXP Semiconductors

Philips Semiconductors
P89LPC9401_1
Preliminary data sheet
Fig 19. SPI master timing (CPHA = 0)
Fig 20. SPI master timing (CPHA = 1)
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL = 1)
SPICLK
SPICLK
SPICLK
SPICLK
(output)
(output)
(output)
(output)
(output)
(output)
(input)
(input)
MISO
MOSI
MISO
MOSI
SS
SS
t
SPIF
t
SPIF
t
t
SPIF
t
t
SPIF
SPIDSU
SPIDSU
master MSB/LSB out
master MSB/LSB out
8-bit two-clock 80C51 microcontroller with 32 segment
MSB/LSB in
MSB/LSB in
t
SPIDV
t
SPIDV
Rev. 01 — 5 September 2005
t
t
t
t
t
SPIDH
t
SPICLKL
SPICLKH
SPICLKH
SPICLKL
SPIDH
t
t
SPIF
SPIF
T
T
SPICYC
SPICYC
t
t
t
t
SPICLKH
SPICLKL
SPICLKH
SPICLKL
t
t
SPIR
SPIR
t
t
SPIOH
SPIOH
t
SPIR
t
SPIR
master LSB/MSB out
master LSB/MSB out
LSB/MSB in
LSB/MSB in
t
SPIDV
t
SPIDV
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
P89LPC9401
002aaa909
002aaa908
t
SPIR
t
t
SPIR
SPIDV
4 LCD driver
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