15-20
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
Figure 15.5.6.1 Data Receiving Operation in Memory Mapped Access Mode - First 32-bit Read
n
2
2
0
1
0
1
n
2
HSEL
HADDR
HTRANS
HCLK
HSIZE
HREADY
HRDATA
fifo_read_level
QSPI_nMOD register
CPOL bit
CPHA bit
1
1
0
0
QSPICLKn
QSDIOn[3:0]
0
Address cycle
(high-order 8/16 bits)
Address cycle
(low-order 16 bits)
Dummy
cycle
HSEL
HADDR
HTRANS
HCLK
HSIZE
HREADY
HRDATA
fifo_read_level
QSPI_nMOD register
CPOL bit
CPHA bit
1
1
0
0
Dummy cycle
Data cycle 1
Data cycle 3
(prefetching)
Data cycle 2
(prefetching)
QSPICLKn
QSDIOn[3:0]
Summary of Contents for S1C31D50
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Page 462: ...25 2 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP13 64PIN ...
Page 463: ...25 3 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 TQFP14 80PIN ...
Page 464: ...25 4 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP15 100PIN ...