PCF5270AB100 查看數據表（PDF） - Freescale Semiconductor
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PCF5270AB100 Datasheet PDF : 56 Pages
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(To/From SRAM backdoor)
Arbiter
INTC0 INTC1
EIM
CHIP
SELECTS
EBI
(To/From PADI)
FAST
ETHERNET
CONTROLLER
(FEC)
(To/From PADI)
4 CH DMA
(To/From
PADI)
DREQ[2:0] DACK[2:0]
JTAG_EN
JTAG
TAP
Watchdog
Timer
UART
0
UART UART
1
2
I2C
QSPI
DTIM DTIM DTIM DTIM
0
1
2
3
SDRAMC
V2 ColdFire CPU
DIV
EMAC
64 Kbytes
SRAM
(8Kx16)x4
8 Kbytes
CACHE
(1Kx32)x2
PORTS
(GPIO)
(To/From Arbiter)
Block Diagram
SDRAMC
QSPI
I2C_SDA
I2C_SCL
UnTXD
UnRXD
UnRTS
UnCTS
TnOUT
TnIN
FEC
D[31:0]
A[23:0]
R/W
CS[3:0]
TA
TSIZ[1:0]
TEA
BS[3:0]
CIM
SKHA
RNGA
MDHA
Cryptography
Modules
PLL
CLKGEN
(To/From INTC)
PIT0
Edge
Port
PIT1
PIT2
PIT3
Figure 1. MCF5271 Block Diagram
MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2
Freescale Semiconductor
3
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