參數(shù)資料
型號(hào): MC9S12E256CPV
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: MC9S12E-Family Device User Guide V01.04
中文描述: 16-BIT, FLASH, 25 MHz, MICROCONTROLLER, PQFP112
封裝: LQFP-112
文件頁數(shù): 133/156頁
文件大?。?/td> 3077K
代理商: MC9S12E256CPV
133
B.6 SPI Characteristics
This section provides electrical parametrics and ratings for the SPI.
In
Table B-7
the measurement conditions are listed.
B.6.1 Master Mode
In
Figure B-4
the timing diagram for master mode with transmission format CPHA=0 is depicted.
Figure B-4 SPI Master Timing (CPHA=0)
In
Figure B-5
the timing diagram for master mode with transmission format CPHA=1 is depicted.
Table B-7 Measurement Conditions
Description
Value
Unit
Drive mode
Load capacitance C
LOAD,
on all outputs
Thresholds for delay
measurement points
full drive mode
50
pF
(20% / 80%) VDDX
V
SCK
(OUTPUT)
SCK
(OUTPUT)
MISO
(INPUT)
MOSI
(OUTPUT)
SS
1
(OUTPUT)
1
9
5
6
MSB IN
2
BIT 6 . . . 1
LSB IN
MSB OUT
2
LSB OUT
BIT 6 . . . 1
11
4
4
2
10
(CPOL
=
0)
(CPOL
=
1)
3
13
13
1.if configured as an output.
2. LSBF = 0. For LSBF = 1, bit order is LSB, bit 1, ..., bit 6, MSB.
12
12
F
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
.
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