AM1808_12 Datasheet, PDF (215/262 Pages) Texas Instruments – ARM Microprocessor

AM1808
www.ti.com
SPRS653C – FEBRUARY 2010 – REVISED DECEMBER 2011
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
3
4
UHPI_HSTROBE^‡
16
16
UHPI_HCS
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 5-68. UHPI Write Timing (HAS Used)
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Peripheral Information and Electrical Specifications 215
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