15-31
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
Figure 15.6.1 QSPI_
n
INTF.BSY, QSPI_
n
INTF.MMABSY, and QSPI_
n
INTF.TENDIF Bit Set Timings
(when QSPI_
n
MOD.CHDL[3:0] bits = QSPI_
n
MOD.CHLN[3:0] bits = 0x3)
Writing data to the QSPI_
n
TXD register
Writing data to the QSPI_
n
TXD register
1 (W)
→
QSPI_
n
MMACFG2.MMAEN
0 (W)
→
QSPI_
n
MMACFG2.MMAEN
2
3
4
1
2
3
4
1
QSPI_
n
MOD register
CPOL bit
CPHA bit
1
1
0
0
QSPICLK
n
QSDIO
n
[3:0]
Register access master mode
QSPI_
n
INTF.BSY
QSPI_
n
INTF.TENDIF
QSPI_
n
MOD register
CPOL bit
CPHA bit
1
1
0
0
#QSPISS
n
QSPI_
n
INTF.BSY
Slave mode
QSPICLK
n
QSDIO
n
[3:0]
QSPICLK
n
QSDIO
n
[3:0]
QSPI_
n
INTF.TENDIF
QSPI_
n
MOD register
CPOL bit
CPHA bit
1
1
0
0
#QSPISS
n
QSDIO
n
[3:0]
Memory mapped access mode
QSPICLK
n
QSPI_
n
INTF.MMABSY
#QSPISS
n
inactive period
(TCSH)
Address cycle
(high-order 8/16 bits)
Address cycle
(low-order 16 bits)
Dummy cycle)
Содержание S1C31D50
Страница 461: ...25 1 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 25 Package TQFP12 48PIN ...
Страница 462: ...25 2 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP13 64PIN ...
Страница 463: ...25 3 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 TQFP14 80PIN ...
Страница 464: ...25 4 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 QFP15 100PIN ...