PCF5271CAB100 查看數據表（PDF） - Freescale Semiconductor

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PCF5271CAB100

MCF5271 Integrated Microprocessor Hardware Specification

Freescale Semiconductor 

Signal Descriptions

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

CLKOUT

—

—

—

O

89

K14

Mode Selection

CLKMOD[1:0]

—

RCON

—

—

—

I

20,21

—

—

I

79

G5,H5

K10

External Memory Interface and Ports

A[23:21] PADDR[7:5] CS[6:4]

—

O 126, 125, 124 B11, C11, D11

A[20:0]

—

—

—

O

123:115, A12, B12, C12,

112:106, 102:98 A13, B13, B14,

C13, C14, D12,

D13, D14, E11,

E12, E13, E14,

F12, F13, F14,

G11, G12, G13

D[31:16]

—

—

—

O 22:30, 33:39 G1, G2, H1, H2,

H3, H4, J1, J2,

J3, J4, K1, K2,

K3, K4, L1, L2

D[15:8] PDATAH[7:0]

—

—

O

42:49

M1, N1, M2, N2,

P2, L3, M3, N3

D[7:0] PDATAL[7:0]

—

—

O 50:52, 56:60 P3, M4, N4, P4,

L5, M5, N5, P5

BS[3:0]

PBS[7:4] CAS[3:0]

—

O

143:140

B6, C6, D7, C7

OE

PBUSCTL7

—

—

O

62

N6

TA

PBUSCTL6

—

—

I

96

H11

TEA

PBUSCTL5 DREQ1

—

I

—

J14

R/W

PBUSCTL4

—

—

O

95

J13

TSIZ1

PBUSCTL3 DACK1

—

O

—

P6

TSIZ0

PBUSCTL2 DACK0

—

O

—

P7

TS

PBUSCTL1 DACK2

—

O

97

H13

TIP

PBUSCTL0 DREQ0

—

O

—

H12

Chip Selects

CS[7:4]

CS[3:2]

CS1

CS0

PCS[7:4]

—

—

PCS[3:2] SD_CS[1:0]

—

PCS1

—

—

—

—

—

O

—

B9, A10, C10,

A11

O

132,131

A9, C9

O

130

B10

O

129

D10

SDRAM Controller

MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2

Freescale Semiconductor

13

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