tSL SCLOCK Low " />
參數(shù)資料
型號(hào): USB-EA-CONVZ
廠商: Analog Devices Inc
文件頁(yè)數(shù): 6/68頁(yè)
文件大?。?/td> 0K
描述: SUPPORT BOARD ADUC8XX
標(biāo)準(zhǔn)包裝: 1
類型: 仿真器
適用于相關(guān)產(chǎn)品: ADuC8xx
所含物品: 模塊
REV. B
ADuC824
–14–
Parameter
Min
Typ
Max
Unit
Figure
SPI MASTER MODE TIMING (CPHA = 1)
tSL
SCLOCK Low Pulsewidth
*
630
ns
8
tSH
SCLOCK High Pulsewidth
*
630
ns
8
tDAV
Data Output Valid after SCLOCK Edge
50
ns
8
tDSU
Data Input Setup Time before SCLOCK Edge
100
ns
8
tDHD
Data Input Hold Time after SCLOCK Edge
100
ns
8
tDF
Data Output Fall Time
10
25
ns
8
tDR
Data Output Rise Time
10
25
ns
8
tSR
SCLOCK Rise Time
10
25
ns
8
tSF
SCLOCK Fall Time
10
25
ns
8
*Characterized under the following conditions:
a. Core clock divider bits CD2, CD1, and CD0 bits in PLLCON SFR set to 0, 1, and 1 respectively, i.e., core clock frequency = 1.57 MHz and
b. SPI bit-rate selection bits SPR1 and SPR0 bits in SPICON SFR set to 0 and 0 respectively.
SCLOCK
(CPOL = 0)
tSH
SCLOCK
(CPOL = 1)
MOSI
MISO
MSB IN
BITS 6–1
LSB IN
LSB
MSB
tSL
tDAV
tDF
tDR
tSR
tSF
tDHD
tDSU
Figure 8. SPI Master Mode Timing (CPHA = 1)
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