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S1R72105 Technical Manual
8.4.3.2 DMA Write (PSLV=1: Slave mode)
PDREQ(0)
(PRQLV=1)
XPDACK(I)
XPWR(I)
PD15-0(I)
XPRD(I)
Symbol
XPRD → XPDACK ↓
T
311
XPDACK setup time
XPDACK ↑ → XPRD
T
312
XPDACK hold time
XPWR ↓ → PDREQ negate
T
313
PDREQ negate delay time
XPDACK ↓ → XPWR ↓
T
314
XPWR setup time
XPWR ↓ → XPWR ↑
T
315
XPWR assert pulse width
XPWR ↑ → XPWR ↓
T
316
XPWR negate pulse width
XPWR ↑ → XPDACK ↑
T
317
XPWR hold time
PD → XPWR ↑
T
318
Data input delay time
XPWR ↑ → PD
T
319
Data hold time
82
Direction of data transfer
T
T
314
315
T
318
T
311
Specification
Prosessor
T
316
T
319
Min.
Typ.
5
-
5
-
10
-
0
-
30
-
30
-
0
-
10
-
0
-
EPSON
S1R72105
HOST
T
313
T
317
T
312
Max.
Unit
-
ns
-
ns
37
ns
-
ns
-
ns
-
ns
-
ns
-
ns
-
ns
Rev.1.0
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