PCF5271CVM100 datasheet(13/56 Pages) FREESCALE

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Signal Descriptions

MCF5271 Integrated Microprocessor Hardware Specification, Rev. 1.2

Freescale Semiconductor

CLKOUT

—

K14

Mode Selection

CLKMOD[1:0]

—

20,21

G5,H5

RCON

—

K10

External Memory Interface and Ports

A[23:21]

PADDR[7:5]

CS[6:4]

—

126, 125, 124

B11, C11, D11

A[20:0]

—

123:115,

112:106, 102:98

A12, B12, C12,

A13, B13, B14,

C13, C14, D12,

D13, D14, E11,

E12, E13, E14,

F12, F13, F14,

G11, G12, G13

D[31:16]

—

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]

—

42:49

M1, N1, M2, N2,

P2, L3, M3, N3

D[7:0]

PDATAL[7:0]

—

50:52, 56:60

P3, M4, N4, P4,

L5, M5, N5, P5

BS[3:0]

PBS[7:4]

CAS[3:0]

—

143:140

B6, C6, D7, C7

PBUSCTL7

—

PBUSCTL6

—

H11

TEA

PBUSCTL5

DREQ1

—I

—J14

R/W

PBUSCTL4

—

J13

TSIZ1

PBUSCTL3

DACK1

—

—P6

TSIZ0

PBUSCTL2

DACK0

—

—P7

PBUSCTL1

DACK2

—

H13

TIP

PBUSCTL0

DREQ0

—

—H12

Chip Selects

CS[7:4]

PCS[7:4]

—

B9, A10, C10,

A11

CS[3:2]

PCS[3:2]

SD_CS[1:0]

—

132,131

A9, C9

CS1

PCS1

—

130

B10

CS0

—

129

D10

SDRAM Controller

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

PCF5271CVM100 Datasheet(PDF) 13 Page - Freescale Semiconductor, Inc

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