A.4 smc memory interface signals, Table a-3 – SMC Networks ARM PL241 User Manual

Page 99

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Signal Descriptions

ARM DDI 0389B

Copyright © 2006 ARM Limited. All rights reserved.

A-5

A.4

SMC memory interface signals

Table A-3 lists the SMC memory interface signals.

Table A-3 SMC memory interface signals

Name

Type

Source/
destination

Description

smc_fbclk_in_0

Input

Memory

Fed back clock

smc_data_in_0[31:0]

Input

Memory

Data in

smc_wait_0

Input

Memory

Wait

smc_int_0

Input

Memory

Interrupt

smc_clk_out_0[3:0]

Output

Memory

Clock

smc_add_0[31:0]

Output

Memory

Address

smc_cs_n_0[3:0]

Output

Memory

Chip select

smc_we_n_0

Output

Memory

Write enable

smc_oe_n_0

Output

Memory

Output enable

smc_adv_n_0

Output

Memory

Address advance signal

smc_baa_n_0

Output

Memory

Bank address

smc_cre_0

Output

Memory

Configuration register enable

smc_bls_n_0[3:0]

Output

Memory

Byte lane strobes

smc_data_out_0[31:0]

Output

Memory

Data out

smc_data_en_0

Output

Memory

Data enable

smc_use_ebi

Input

Memory

Use EBI tie-off

smc_ebigrant0

Input

Memory

EBI grant

smc_ebibackoff0

Input

Memory

EBI back off

smc_ebireq0

Output

Memory

EBI request

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