S1C63358 TECHNICAL MANUAL
EPSON
111
CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Interrupt and HALT)
Table 4.15.4.1(b) Control bits of interrupt (2)
Address
Comment
D3
D2
Register
D1
D0
Name
Init
∗
1
1
0
FFF6H
IT3
IT2
IT1
IT0
R/W
IT3
IT2
IT1
IT0
0
0
0
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Interrupt factor flag (Clock timer 1 Hz)
Interrupt factor flag (Clock timer 2 Hz)
Interrupt factor flag (Clock timer 8 Hz)
Interrupt factor flag (Clock timer 16 Hz)
FFF2H
0
0
IPT1
IPT0
R
R/W
0
∗
3
0
∗
3
IPT1
IPT0
–
∗
2
–
∗
2
0
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Unused
Unused
Interrupt factor flag (Programmable timer 1)
Interrupt factor flag (Programmable timer 0)
FFF7H
0
0
0
IAD
R
R/W
0
∗
3
0
∗
3
0
∗
3
IAD
–
∗
2
–
∗
2
–
∗
2
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Unused
Unused
Unused
Interrupt factor flag (A/D converter)
FFF3H
0
0
0
ISIF
R
R/W
0
∗
3
0
∗
3
0
∗
3
ISIF
–
∗
2
–
∗
2
–
∗
2
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Unused
Unused
Unused
Interrupt factor flag (Serial I/F)
FFF4H
0
0
0
IK0
R
R/W
0
∗
3
0
∗
3
0
∗
3
IK0
–
∗
2
–
∗
2
–
∗
2
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Unused
Unused
Unused
Interrupt factor flag (K00–K03)
FFF5H
0
0
IK2
IK1
R
R/W
0
∗
3
0
∗
3
IK2
IK1
–
∗
2
–
∗
2
0
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Unused
Unused
Interrupt factor flag (K20)
Interrupt factor flag (K10–K13)
*1 Initial value at initial reset
*2 Not set in the circuit
*3 Constantly "0" when being read
EIPT1, EIPT0: Interrupt mask registers (FFE2H•D1, D0)
IPT1, IPT0: Interrupt factor flags (FFF2H•D1, D0)
Refer to Section 4.11, "Programmable Timer".
EISIF: Interrupt mask register (FFE3H•D0)
ISIF: Interrupt factor flag (FFF3H•D0)
Refer to Section 4.12, "Serial Interface".
KCP03–KCP00, KCP13–KCP10, KCP20: Input comparison registers (FF22H, FF26H, FF2AH•D0)
SIK03–SIK00, SIK13–SIK10, SIK20: Interrupt selection registers (FF20H, FF24H, FF28H•D0)
EIK0, EIK1, EIK2: Interrupt mask registers (FFE4H•D0, FFE5H•D0, FFE5H•D1)
IK0, IK1, IK2: Interrupt factor flags (FFF4H•D0, FFF5H•D0, FFF5H•D1)
Refer to Section 4.5, "Input Ports".
EIT3–EIT0: Interrupt mask registers (FFE6H)
IT3–IT0: Interrupt factor flags (FFF6H)
Refer to Section 4.9, "Clock Timer".
EIAD: Interrupt mask register (FFE7H•D0)
IAD: Interrupt factor flag (FFF7H•D0)
Refer to Section 4.10, "A/D Converter".