參數(shù)資料
型號: MC68CK338CPV14
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 14.4 MHz, MICROCONTROLLER, PQFP144
封裝: PLASTIC, TQFP-144
文件頁數(shù): 95/133頁
文件大小: 944K
代理商: MC68CK338CPV14
MOTOROLA
MC68CK338
64
MC68CK338TS/D
5.5 QSPI Submodule
The QSPI submodule communicates with external devices through a synchronous serial bus. The QSPI
is fully compatible with the serial peripheral interface (SPI) systems found on other Motorola products.
Figure 15 shows a block diagram of the QSPI.
Figure 15 QSPI Block Diagram
QSPI BLOCK
CONTROL
REGISTERS
END QUEUE
POINTER
QUEUE
POINTER
STATUS
REGISTER
DELAY
COUNTER
COMPARATOR
PROGRAMMABLE
LOGIC ARRAY
80-BYTE
QSPI RAM
CHIP SELECT
COMMAND
DONE
4
2
BAUD RATE
GENERATOR
PCS[2:1]
PCS0/SS
MISO
MOSI
SCK
M
S
M
S
8/16-BIT SHIFT REGISTER
Rx/Tx DATA REGISTER
MSB
LSB
4
QUEUE CONTROL
BLOCK
CONTROL
LOGIC
A
D
R
E
S
R
E
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I
S
T
E
R
F
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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