APPENDIX A LIST OF PERIPHERAL CIRCUIT CONTROL REGISTERS
AP-A-6
Seiko Epson Corporation
S1C17M20/M21/M22/M23/M24/M25
TECHNICAL MANUAL (Rev. 1.0)
0x4100–0x4106
Supply Voltage Detector (SVD3)
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x4100 SVDCLK
(SVD3 Clock Control
Register)
15–9 –
0x00
–
R
–
8
DBRUN
1
H0
R/WP
7
–
0
–
R
6–4 CLKDIV[2:0]
0x0
H0
R/WP
3–2 –
0x0
–
R
1–0 CLKSRC[1:0]
0x0
H0
R/WP
0x4102 SVDCTL
(SVD3 Control
Register)
15 VDSEL
0
H1
R/WP –
14–13 SVDSC[1:0]
0x0
H0
R/WP Writing takes effect when the
SVDCTL.SVDMD[1:0] bits
are not 0x0.
12–8 SVDC[4:0]
0x1e
H1
R/WP –
7–4 SVDRE[3:0]
0x0
H1
R/WP
3
–
0
–
R
2–1 SVDMD[1:0]
0x0
H0
R/WP
0
MODEN
0
H1
R/WP
0x4104 SVDINTF
(SVD3 Status and
Interrupt Flag
Register)
15–9 –
0x00
–
R
–
8
SVDDT
x
–
R
7–1 –
0x00
–
R
0
SVDIF
0
H1
R/W Cleared by writing 1.
0x4106 SVDINTE
(SVD3 Interrupt
Enable Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
SVDIE
0
H0
R/W
0x4160–0x416c
16-bit Timer (T16) Ch.0
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x4160 T16_0CLK
(T16 Ch.0 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
0x4162 T16_0MOD
(T16 Ch.0 Mode
Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
TRMD
0
H0
R/W
0x4164 T16_0CTL
(T16 Ch.0 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
0x4166 T16_0TR
(T16 Ch.0 Reload
Data Register)
15–0 TR[15:0]
0xffff
H0
R/W –
0x4168 T16_0TC
(T16 Ch.0 Counter
Data Register)
15–0 TC[15:0]
0xffff
H0
R
–
0x416a T16_0INTF
(T16 Ch.0 Interrupt
Flag Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
UFIF
0
H0
R/W Cleared by writing 1.
0x416c T16_0INTE
(T16 Ch.0 Interrupt
Enable Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
UFIE
0
H0
R/W