P89V660 Datasheet, PDF (80/89 Pages) NXP Semiconductors – 8-bit 80C51 5 V low power 16 kB/32 kB/64 kB flash microcontroller with 512 B/1 kB/2 kB RAM, dual I2C-bus, SPI

NXP Semiconductors
P89V660/662/664
80C51 with 512 B/1 kB/2 kB RAM, dual I²C-bus, SPI
SS
SPICLK
(CPOL = 0)
(output)
SPICLK
(CPOL = 1)
(output)
MISO
(input)
MOSI
(output)
T_SPICYC
t_SPIF
t_SPICLKL
t_SPICLKH
t_SPIR
t_SPIF
t_SPICLKL
t_SPIR
t_SPICLKH
t_SPIF
t_SPIDSU t_SPIDH
MSB/LSB in
t_SPIDV
master MSB/LSB out
t_SPIOH
Fig 42. SPI master timing (CPHA = 0)
LSB/MSB in
t_SPIDV
t_SPIR
master LSB/MSB out
002aaa908
SS
SPICLK
(CPOL = 0)
(output)
SPICLK
(CPOL = 1)
(output)
t_SPIF
T_SPICYC
t_SPICLKL
t_SPIR
t_SPICLKH
t_SPIF
t_SPICLKH
t_SPICLKL
t_SPIR
MISO
(input)
MOSI
(output)
t_SPIF
t_SPIDSU t_SPIDH
MSB/LSB in
t_SPIDV
master MSB/LSB out
t_SPIOH
Fig 43. SPI master timing (CPHA = 1)
LSB/MSB in
t_SPIDV
master LSB/MSB out
t_SPIDV
t_SPIR
002aaa909
P89V660_662_664_1
Product data sheet
Rev. 01 — 2 May 2007
© NXP B.V. 2007. All rights reserved.
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