15-5
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
Figure 15.2.2.6 Connections between QSPI in Slave Mode and External Dual-I/O SPI Master Device
Figure 15.2.2.7 Connections between QSPI in Slave Mode and External QSPI Master Device
#QSPISS
n
QSDIO
n
1
QSDIO
n
0
QSPICLK
n
External dual-I/O
SPI slave devices
External dual-I/O
SPI master device
#SPISS0
#SPISS1
#SPISS2
SDIO1
SDIO0
SPICK
#SPISS
SDIO1
SDIO0
SPICK
#SPISS
SDIO1
SDIO0
SPICK
S1C31 QSPI
(slave mode)
#QSPISS
n
QSDIO
n
3
QSDIO
n
2
QSDIO
n
1
QSDIO
n
0
QSPICLK
n
S1C31 QSPI
(register access
master mode)
#QSPISS0
#QSPISS1
#QSPISS2
QSDIO3
External QSPI
master device
#QSPISS
n
QSDIO
n
3
QSDIO
n
2
QSDIO
n
1
QSDIO
n
0
QSPICLK
n
#QSPISS
n
QSDIO
n
3
QSDIO
n
2
QSDIO
n
1
QSDIO
n
0
QSPICLK
n
External QSPI
slave devices
QSDIO2
QSDIO1
QSDIO0
QSPICLK
Summary of Contents for S1C31D50
Page 461: ...25 1 Seiko Epson Corporation S1C31D50 TECHNICAL MANUAL Rev 1 00 25 Package TQFP12 48PIN ...
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 ...