18
EPSON
S1C63454 TECHNICAL MANUAL
CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)
Table 4.1.1 (d) I/O memory map (FFC7H–FFF7H)
Address
Comment
D3
D2
Register
D1
D0
Name
Init
∗
1
1
0
RLD17
RLD16
RLD15
RLD14
0
0
0
0
MSB
Programmable timer 1 reload data (high-order 4 bits)
LSB
R/W
FFC7H
RLD17
RLD16
RLD15
RLD14
PTD03
PTD02
PTD01
PTD00
0
0
0
0
MSB
Programmable timer 0 data (low-order 4 bits)
LSB
R
FFC8H
PTD03
PTD02
PTD01
PTD00
PTD07
PTD06
PTD05
PTD04
0
0
0
0
MSB
Programmable timer 0 data (high-order 4 bits)
LSB
R
FFC9H
PTD07
PTD06
PTD05
PTD04
PTD13
PTD12
PTD11
PTD10
0
0
0
0
MSB
Programmable timer 1 data (low-order 4 bits)
LSB
R
FFCAH
PTD13
PTD12
PTD11
PTD10
PTD17
PTD16
PTD15
PTD14
0
0
0
0
MSB
Programmable timer 1 data (high-order 4 bits)
LSB
R
FFCBH
PTD17
PTD16
PTD15
PTD14
FFE6H
EIT3
EIT2
EIT1
EIT0
R/W
EIT3
EIT2
EIT1
EIT0
0
0
0
0
Enable
Enable
Enable
Enable
Mask
Mask
Mask
Mask
Interrupt mask register (Clock timer 1 Hz)
Interrupt mask register (Clock timer 2 Hz)
Interrupt mask register (Clock timer 8 Hz)
Interrupt mask register (Clock timer 32 Hz)
FFE2H
0
0
EIPT1
EIPT0
R
R/W
0
∗
3
0
∗
3
EIPT1
EIPT0
–
∗
2
–
∗
2
0
0
Enable
Enable
Mask
Mask
Unused
Unused
Interrupt mask register (Programmable timer 1)
Interrupt mask register (Programmable timer 0)
FFE7H
0
0
EISW1 EISW10
R
R/W
0
∗
3
0
∗
3
EISW1
EISW10
–
∗
2
–
∗
2
0
0
Enable
Enable
Mask
Mask
Unused
Unused
Interrupt mask register (Stopwatch timer 1 Hz)
Interrupt mask register (Stopwatch timer 10 Hz)
FFE3H
0
0
0
EISIF
R
R/W
0
∗
3
0
∗
3
0
∗
3
EISIF
–
∗
2
–
∗
2
–
∗
2
0
Enable
Mask
Unused
Unused
Unused
Interrupt mask register (Serial I/F)
FFE4H
0
0
0
EIK0
R
R/W
0
∗
3
0
∗
3
0
∗
3
EIK0
–
∗
2
–
∗
2
–
∗
2
0
Enable
Mask
Unused
Unused
Unused
Interrupt mask register (K00–K03)
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 32 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
ISW1
ISW10
R
R/W
0
∗
3
0
∗
3
ISW1
ISW10
–
∗
2
–
∗
2
0
0
(R)
Yes
(W)
Reset
(R)
No
(W)
Invalid
Unused
Unused
Interrupt factor flag (Stopwatch timer 1 Hz)
Interrupt factor flag (Stopwatch timer 10 Hz)
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)
Содержание S1C63454
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