
B-27
Seiko Epson Corporation
S1C31D50 TECHNICAL MANUAL
(Rev. 1.00)
0x0020 03b0
–
0x0020 03be Synchronous Serial Interface (SPIA) Ch.0
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x0020
03b0
SPIA_0MOD
(SPIA Ch.0 Mode
Register)
15
–
12
–
0x0
–
R
–
11
–
8
CHLN[3:0]
0x7
H0
R/W
7
–
6
–
0x0
–
R
5
PUEN
0
H0
R/W
4
NOCLKDIV
0
H0
R/W
3
LSBFST
0
H0
R/W
2
CPHA
0
H0
R/W
1
CPOL
0
H0
R/W
0
MST
0
H0
R/W
0x0020
03b2
SPIA_0CTL
(SPIA Ch.0 Control
Register)
15
–
8
–
0x00
–
R
–
7
–
2
–
0x00
–
R
1
SFTRST
0
H0
R/W
0
MODEN
0
H0
R/W
0x0020
03b4
SPIA_0TXD
(SPIA Ch.0
Transmit Data
Register)
15
–
0
TXD[15:0]
0x0000
H0
R/W
–
0x0020
03b6
SPIA_0RXD
(SPIA Ch.0
Receive Data
Register)
15
–
0
RXD[15:0]
0x0000
H0
R
–
0x0020
03b8
SPIA_0INTF
(SPIA Ch.0
Interrupt Flag
Register)
15
–
8
–
0x00
–
R
–
7
BSY
0
H0
R
6
–
4
–
0x0
–
R
3
OEIF
0
H0/S0
R/W
Cleared by writing 1.
2
TENDIF
0
H0/S0
R/W
1
RBFIF
0
H0/S0
R
Cleared by reading the
SPIA_0RXD register.
0
TBEIF
1
H0/S0
R
Cleared by writing to the
SPIA_0TXD register.
0x0020
03ba
SPIA_0INTE
(SPIA Ch.0
Interrupt Enable
Register)
15
–
8
–
0x00
–
R
–
7
–
4
–
0x0
–
R
3
OEIE
0
H0
R/W
2
TENDIE
0
H0
R/W
1
RBFIE
0
H0
R/W
0
TBEIE
0
H0
R/W
0x0020
03bc
SPIA_0TBEDMAEN
(SPIA Ch.0
Transmit Buffer
Empty DMA
Request Enable
Register)
15
–
8
–
0x00
–
R
–
7
–
4
–
0x0
–
R
3
–
0
TBEDMAEN[3:0]
0x0
H0
R/W
0x0020
03be
SPIA_0RBFDMAEN
(SPIA Ch.0
Receive Buffer Full
DMA Request
Enable Register)
15
–
8
–
0x00
–
R
–
7
–
4
–
0x0
–
R
3
–
0
RBFDMAEN[3:0]
0x0
H0
R/W
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 ...