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PCF5271CVM100 bảng dữ liệu(PDF) 14 Page - Freescale Semiconductor, Inc

tên linh kiện PCF5271CVM100
Giải thích chi tiết về linh kiện  32-bit Embedded Controller Division
PDF  56 Pages
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nhà sản xuất  FREESCALE [Freescale Semiconductor, Inc]
Trang chủ  http://www.freescale.com
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MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2
Signal Descriptions
Freescale Semiconductor
14
SD_WE
PSDRAM5
—
—
O
92
K13
SD_SCAS
PSDRAM4
—
—
O
91
K12
SD_SRAS
PSDRAM3
—
—
O
90
K11
SD_CKE
PSDRAM2
—
—
O
139
E8
SD_CS[1:0] PSDRAM[1:0]
—
—
O
—
L12, L13
External Interrupts Port
IRQ[7:3]
PIRQ[7:3]
—
—
I
IRQ7=63
IRQ4=64
N7, M7, L7, P8,
N8
IRQ2
PIRQ2
DREQ2
—
I
—M8
IRQ1
PIRQ1
—
—
I
65
L8
FEC
EMDC
PFECI2C3
I2C_SCL
U2TXD
O
151
D4
EMDIO
PFECI2C2
I2C_SDA
U2RXD
I/O
150
D5
ECOL
—
—
—
I
9
E2
ECRS
—
—
—
I
8
E1
ERXCLK
—
—
—
I
7
D1
ERXDV
—
—
—
I
6
D2
ERXD[3:0]
—
—
—
I
5:2
D3, C1, C2, B1
ERXER
—
—
—
O
159
B2
ETXCLK
—
—
—
I
158
A2
ETXEN
—
—
—
I
157
C3
ETXER
—
—
—
O
156
B3
ETXD[3:0]
—
—
—
O
155:152
A3, A4, C4, B4
I2C
I2C_SDA
PFECI2C1
—
—
I/O
—J12
I2C_SCL
PFECI2C0
—
—
I/O
—J11
DMA
DACK[2:0] and DREQ[2:0] do not have a dedicated bond
pads. Please refer to the following pins for muxing:
TS and DT2OUT for DACK2, TSIZ1and DT1OUT for DACK1,
TSIZ0 and DT0OUT for DACK0, IRQ2 and DT2IN for DREQ2,
TEA and DT1IN for DREQ1, and TIP and DT0IN for DREQ0.
—
—
QSPI
QSPI_CS1
PQSPI4
SD_CKE
—
O
—B7
Table 2. MCF5270 and MCF5271 Signal Information and Muxing (continued)
Signal Name
GPIO
Alternate 1 Alternate 2 Dir.1
MCF5270
MCF5271
160 QFP
MCF5270
MCF5271
196 MAPBGA



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