
S1C6N3B0 TECHNICAL MANUAL
EPSON
11
CHAPTER 4: PERIPHERAL CIARCUITS AND OPERATION (Memory Map)
Table 4.1.1(a) I/O memory map (0E0H–0EFH)
Address
Comment
D3
D2
Register
D1
D0
Name
Init 1
10
0E0H
K03
K02
K01
K00
R
K03
K02
K01
K00
– 2
High
Low
K0 input port data
0E2H
SWL3
SWL2
SWL1
SWL0
R
SWL3
SWL2
SWL1
SWL0
0
MSB
Stopwatch timer data
1/100sec (BCD)
LSB
0E3H
SWH3
SWH2
SWH1
SWH0
R
SWH3
SWH2
SWH1
SWH0
0
MSB
Stopwatch timer data
1/10sec (BCD)
LSB
0E5H
SD3
SD2
SD1
SD0
R/W
SD3
SD2
SD1
SD0
– 2
High
Low
Serial interface
data register (low-order 4 bits)
LSB
0E6H
SD7
SD6
SD5
SD4
R/W
SD7
SD6
SD5
SD4
– 2
High
Low
MSB
Serial interface
data register (high-order 4 bits)
0E7H
SCTRG
SCRUN
W
R
SEN
SCS1
SCS0
R/W
SCTRG
SCRUN
SEN
SCS1
SCS0
– 2
0
Trigger
Run
–
Stop
Serial interface trigger (writing)
Serial interface status (reading)
Serial interface clock edge selection
Serial interface clock mode selection
0: Slave, 2: Master (CLK), 3: Master (CLK/2)
0E4H
TM3
TM2
TM1
TM0
R
TM3
TM2
TM1
TM0
0
Clock timer data (2 Hz)
Clock timer data (4 Hz)
Clock timer data (8 Hz)
Clock timer data (16 Hz)
0E8H
EIK03
EIK02
EIK01
EIK00
R/W
EIK03
EIK02
EIK01
EIK00
0
Enable
Mask
Interrupt mask register (K03)
Interrupt mask register (K02)
Interrupt mask register (K01)
Interrupt mask register (K00)
0E9H
0
EIP0
SIOMODE EISIO
RR/W
0 3
EIP0
SIOMODE
EISIO
– 2
0
–
Enable
Output
Enable
–
Mask
Input
Mask
Unused
Interrupt mask register (P0)
SIO terminal input/output control
Interrupt mask register (serial interface)
0EAH
0
EISW1
EISW0
RR/W
0 3
EISW1
EISW0
– 2
0
–
Enable
–
Mask
Unused
Interrupt mask register (stopwatch 1 Hz)
Interrupt mask register (stopwatch 10 Hz)
0EBH
0
EIT2
EIT8
EIT32
RR/W
0 3
EIT2
EIT8
EIT32
– 2
0
–
Enable
–
Mask
Unused
Interrupt mask register (clock timer 2 Hz)
Interrupt mask register (clock timer 8 Hz)
Interrupt mask register (clock timer 32 Hz)
0EDH
00
IP0
IK0
R
0 3
IP0 4
IK0 4
– 2
0
–
Yes
–
No
Unused
Interrupt factor flag (P0)
Interrupt factor flag (K00–K03)
0ECH
0
ISIO
R
0 3
ISIO 4
– 2
0
–
Yes
–
No
Unused
Interrupt factor flag (serial interface)
0EEH
0
ISW1
ISW0
R
0 3
ISW1 4
ISW0 4
– 2
0
–
Yes
–
No
Unused
Interrupt factor flag (stopwatch 1 Hz)
Interrupt factor flag (stopwatch 10 Hz)
0EFH
0
IT2
IT8
IT32
R
0 3
IT2 4
IT8 4
IT32 4
– 2
0
–
Yes
–
No
Unused
Interrupt factor flag (clock timer 2 Hz)
Interrupt factor flag (clock timer 8 Hz)
Interrupt factor flag (clock timer 32 Hz)
1
2
Initial value at initial reset
Not set in the circuit
3
4
Always "0" being read
Reset (0) immediately after being read