APPENDIX A LIST OF PERIPHERAL CIRCUIT CONTROL REGISTERS
S1C17M20/M21/M22/M23/M24/M25
Seiko Epson Corporation
AP-A-31
TECHNICAL MANUAL (Rev. 1.0)
0x5480–0x548c
16-bit Timer (T16) Ch.3
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
0x5480 T16_3CLK
(T16 Ch.3 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
0x5482 T16_3MOD
(T16 Ch.3 Mode
Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
TRMD
0
H0
R/W
0x5484 T16_3CTL
(T16 Ch.3 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
0x5486 T16_3TR
(T16 Ch.3 Reload
Data Register)
15–0 TR[15:0]
0xffff
H0
R/W –
0x5488 T16_3TC
(T16 Ch.3 Counter
Data Register)
15–0 TC[15:0]
0xffff
H0
R
–
0x548a T16_3INTF
(T16 Ch.3 Interrupt
Flag Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
UFIF
0
H0
R/W Cleared by writing 1.
0x548c T16_3INTE
(T16 Ch.3 Interrupt
Enable Register)
15–8 –
0x00
–
R
–
7–1 –
0x00
–
R
0
UFIE
0
H0
R/W
0x54a0–0x54ba
12-bit A/D Converter (ADC12A)
Address
Register name
Bit
Bit name
Initial
Reset
R/W
Remarks
M20/M23 M21/
M24
M22/
M25
24pin 32pin
0x54a2 ADC12_0CTL
(ADC12A Ch.0
Control Register)
15 –
0
–
R
–
–
–
–
–
14–12 ADSTAT[2:0]
0x0
H0
R
✓
✓
✓
✓
11 –
0
–
R
–
–
–
–
10 BSYSTAT
0
H0
R
✓
✓
✓
✓
9–8 –
0x0
–
R
–
–
–
–
7–2 –
0x00
–
R
–
–
–
–
1
ADST
0
H0
R/W
✓
✓
✓
✓
0
MODEN
0
H0
R/W
✓
✓
✓
✓
0x54a4 ADC12_0TRG
(ADC12A Ch.0
Trigger/Analog Input
Select Register)
15–14 –
0x0
–
R
–
–
–
–
–
13–11 ENDAIN[2:0]
0x0
H0
R/W
✓
✓
✓
✓
10–8 STAAIN[2:0]
0x0
H0
R/W
✓
✓
✓
✓
7
STMD
0
H0
R/W
✓
✓
✓
✓
6
CNVMD
0
H0
R/W
✓
✓
✓
✓
5–4 CNVTRG[1:0]
0x0
H0
R/W
✓
✓
✓
✓
3
–
0
–
R
–
–
–
–
2–0 SMPCLK[2:0]
0x7
H0
R/W
✓
✓
✓
✓
0x54a6 ADC12_0CFG
(ADC12A Ch.0 Con-
figuration Register)
15–8 –
0x00
–
R
–
–
–
–
–
7–2 –
0x00
–
R
–
–
–
–
1–0 VRANGE[1:0]
0x0
H0
R/W
✓
✓
✓
✓