P89LPC9301(2009) View Datasheet(PDF) - NXP Semiconductors.

Part Name

Description

Manufacturer

P89LPC9301
(Rev.:2009)

8-bit microcontroller with accelerated two-clock 80C51 core 4 kB/8 kB 3 V byte-erasable flash

NXP Semiconductors. 

NXP Semiconductors

P89LPC9301/931A1

8-bit microcontroller with accelerated two-clock 80C51 core

10.1 Waveforms

TXLXL

clock

tQVXH

tXHQX

output data

0

1

2

3

4

5

6

7

write to SBUF

input data

tXHDV

tXHDX

set TI

valid

valid

valid

valid

valid

valid

valid

valid

clear RI

set RI

002aaa906

Fig 31. Shift register mode timing

tCHCL

tCLCX

tCHCX

tCLCH

Tcy(clk)

Fig 32. External clock timing (with an amplitude of at least Vi(RMS) = 200 mV)

002aaa907

SS

SPICLK

(CPOL = 0)

(output)

SPICLK

(CPOL = 1)

(output)

MISO

(input)

MOSI

(output)

TSPICYC

tSPIF

tSPICLKL

tSPICLKH

tSPIR

tSPIF

tSPICLKL

tSPIR

tSPICLKH

tSPIF

tSPIDSU tSPIDH

MSB/LSB in

tSPIDV

master MSB/LSB out

tSPIOH

LSB/MSB in

tSPIDV

tSPIR

master LSB/MSB out

Fig 33. SPI master timing (CPHA = 0)

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P89LPC9301_931A1_1

Preliminary data sheet

Rev. 01 — 9 April 2009

© NXP B.V. 2009. All rights reserved.

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