AM1808_1004 Datasheet, PDF (219/264 Pages) Texas Instruments – AM1808 ARM Microprocessor

AM1808
www.ti.com
SPRS653A – FEBRUARY 2010 – REVISED APRIL 2010
17
UHPI_HAS^†
10
9
UHPI_HCNTL[1:0]
17
10
9
10
9
UHPI_HR/W
10
9
10
9
UHPI_HHWIL
10
9
UHPI_HSTROBE^‡
UHPI_HCS
3
16
4
16
UHPI_HD[15:0]
11
12
11
12
(input)
UHPI_HRDY
1st half-word
5a
13
2nd half-word
A. For correct operation, strobe the UHPI_HAS signal only once per UHPI_HSTROBE active cycle.
B. UHPI_HSTROBE refers to the following logical operation on UHPI_HCS, UHPI_HDS1, and UHPI_HDS2:
[NOT(UHPI_HDS1 XOR UHPI_HDS2)] OR UHPI_HCS.
Figure 6-68. UHPI Write Timing (HAS Used)
Copyright © 2010, Texas Instruments Incorporated
Peripheral Information and Electrical Specifications 219
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