參數(shù)資料
型號: P89LPC930
廠商: NXP Semiconductors N.V.
英文描述: 8-bit microcontrollers with two-clock 80C51 core 4 kB/8 kB 3 V Flash with 256-byte data RAM
中文描述: 8位微控制器兩個小時80C51的核心4 KB的/ 8 KB的256 3伏閃存內(nèi)存字節(jié)的數(shù)據(jù)
文件頁數(shù): 50/55頁
文件大?。?/td> 267K
代理商: P89LPC930
Philips Semiconductors
P89LPC930/931
8-bit microcontrollers with two-clock 80C51 core
Product data
Rev. 05 — 15 December 2004
50 of 55
9397 750 14472
Koninklijke Philips Electronics N.V. 2004. All rights reserved.
Fig 18. SPI slave timing (CPHA = 1).
tCLCL
tSPICLKH
tSPICLKL
tSPILEAD
tSPICLKH
tSPICLKL
tSPILAG
tSPIDSU
tSPIDH
tSPIDH
tSPIDSU
tSPIR
tSPIA
tSPIOH
tSPIDV
tSPIDIS
tSPIR
Slave MSB/LSB out
Not defined
MSB/LSB in
LSB/MSB in
Slave LSB/MSB out
tSPIOH
tSPIDV
tSPIOH
tSPIDV
tSPIR
tSPIF
tSPIR
tSPIF
SS
SPICLK
(CPOL = 0)
(input)
002aaa159
SPICLK
(CPOL = 1)
(input)
MISO
(output)
MOSI
(input)
tSPIDSU
Fig 19. Shift register mode timing.
0
1
2
3
4
5
6
7
Valid
Valid
Valid
Valid
Valid
Valid
Valid
Valid
tXLXL
002aaa425
Set TI
Set RI
tXHQX
tQVXH
tXHDV
tXHDX
Clock
Output Data
Write to SBUF
Input Data
Clear RI
Fig 20. External clock timing.
tCHCL
tCLCX
tCHCX
tC
tCLCH
002aaa416
0.2 VDD + 0.9
0.2 VDD - 0.1 V
VDD - 0.5 V
0.45 V
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