APPENDIX A LIST OF PERIPHERAL CIRCUIT CONTROL REGISTERS
S1C31D50/D51 TECHNICAL MANUAL
Seiko Epson Corporation
AP-A-45
(Rev. 2.00)
0x0020 0680–0x0020 068c
16-bit Timer (T16) Ch.2
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x0020
0680
T16_2CLK
(T16 Ch.2 Clock
Control Register)
15–9 –
0x00
–
R
–
8
DBRUN
0
H0
R/W
7–4 CLKDIV[3:0]
0x0
H0
R/W
3–2 –
0x0
–
R
1–0 CLKSRC[1:0]
0x0
H0
R/W
0x0020
0682
T16_2MOD
(T16 Ch.2 Mode
Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
TRMD
0
H0
R/W
0x0020
0684
T16_2CTL
(T16 Ch.2 Control
Register)
15–9 –
0x00
–
R
–
8
PRUN
0
H0
R/W
7–2 –
0x00
–
R
1
PRESET
0
H0
R/W
0
MODEN
0
H0
R/W
0x0020
0686
T16_2TR
(T16 Ch.2 Reload
Data Register)
15–0 TR[15:0]
0xffff
H0
R/W –
0x0020
0688
T16_2TC
(T16 Ch.2 Counter
Data Register)
15–0 TC[15:0]
0xffff
H0
R
–
0x0020
068a
T16_2INTF
(T16 Ch.2 Interrupt
Flag Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
UFIF
0
H0
R/W Cleared by writing 1.
0x0020
068c
T16_2INTE
(T16 Ch.2 Interrupt
Enable Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
UFIE
0
H0
R/W
0x0020 0690–0x0020 06a8
Quad Synchronous Serial Interface (QSPI) Ch.0
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x0020
0690
QSPI_0MOD
(QSPI Ch.0 Mode
Register)
15–12 CHDL[3:0]
0x7
H0
R/W –
11–8 CHLN[3:0]
0x7
H0
R/W
7–6 TMOD[1:0]
0x0
H0
R/W
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
0692
QSPI_0CTL
(QSPI Ch.0 Control
Register)
15–8 –
0x00
–
R
–
7–4 –
0x0
–
R
3
DIR
0
H0
R/W
2
MSTSSO
1
H0
R/W
1
SFTRST
0
H0
R/W
0
MODEN
0
H0
R/W
0x0020
0694
QSPI_0TXD
(QSPI Ch.0 Transmit
Data Register)
15–0 TXD[15:0]
0x0000
H0
R/W –
0x0020
0696
QSPI_0RXD
(QSPI Ch.0 Receive
Data Register)
15–0 RXD[15:0]
0x0000
H0
R
–