
20
EPSON
S1C63406/408 TECHNICAL MANUAL
CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)
Table 4.1.1 (b) I/O memory map (FF54H–FF7AH)
Address
Comment
D3
D2
Register
D1
D0
Name
Init 1
10
FF54H
SIK03
SIK02
SIK01
SIK00
R/W
SIK03
SIK02
SIK01
SIK00
0
Enable
Disable
K00–K03 interrupt selection register
FF55H
KCP03
KCP02
KCP01
KCP00
R/W
KCP03
KCP02
KCP01
KCP00
1
K00–K03 input comparison register
0
Light
–
15
Dark
[LC3–0]
Contrast
FF62H
LC3
LC2
LC1
LC0
R/W
LC3
LC2
LC1
LC0
– 2
LCD contrast adjustment
0
Clk-sync. master
2
Async. 7-bit
1
Clk-sync. slave
3
Async. 8-bit
[SMD1, 0]
Mode
[SMD1, 0]
Mode
FF70H
0
SMD1
SMD0
ESIF
RR/W
0 3
SMD1
SMD0
ESIF
– 2
0
0SIF
I/O
Unused
Serial I/F
mode selection
Serial I/F enable (P2x port function selection)
0
1200bps
1
600bps
2
2400bps
3
PT
[SCS1, 0]
Mode
FF71H
EPR
PMD
SCS1
SCS0
R/W
EPR
PMD
SCS1
SCS0
0
Enable
Odd
Disable
Even
Parity enable register
Parity mode selection
Clock source
selection
R/W
FF72H
RXTRG
RXEN
TXTRG
TXEN
RXTRG
RXEN
TXTRG
TXEN
0
Run
Trigger
Enable
Run
Trigger
Enable
Stop
–
Disable
Stop
–
Disable
Serial I/F receive status (reading)
Serial I/F receive trigger (writing)
Serial I/F receive enable
Serial I/F transmit status (reading)
Serial I/F transmit trigger (writing)
Serial I/F transmit enable
RR/W
FF73H
0
FER
PER
OER
0 3
FER
PER
OER
– 2
0
Error
Reset
Error
Reset
Error
Reset
No error
–
No error
–
No error
–
Unused
Framing error flag status (reading)
Framing error flag reset (writing)
Parity error flag status (reading)
Parity error flag reset (writing)
Overrun error flag status (reading)
Overrun error flag reset (writing)
R/W
FF74H
TRXD3 TRXD2 TRXD1 TRXD0
TRXD3
TRXD2
TRXD1
TRXD0
– 2
High
Low
Serial I/F t
ransmit/receive data (low-order 4 bits)
LSB
R/W
FF75H
TRXD7 TRXD6 TRXD5 TRXD4
TRXD7
TRXD6
TRXD5
TRXD4
– 2
High
Low
MSB
Serial I/F t
ransmit/receive data (high-order 4 bits)
WR/W
R
FF78H
00
TMRST TMRUN
0 3
TMRST3
TMRUN
– 2
Reset
0
Reset
Run
Invalid
Stop
Unused
Clock timer reset (writing)
Clock timer Run/Stop
R
FF79H
TM3
TM2
TM1
TM0
TM3
TM2
TM1
TM0
0
Clock timer data (16 Hz)
Clock timer data (32 Hz)
Clock timer data (64 Hz)
Clock timer data (128 Hz)
R
FF7AH
TM7
TM6
TM5
TM4
TM7
TM6
TM5
TM4
0
Clock timer data (1 Hz)
Clock timer data (2 Hz)
Clock timer data (4 Hz)
Clock timer data (8 Hz)
FF61H
EXLCDC ALOFF
ALON
LPAGE
R/W
EXLCDC
ALOFF
ALON
LPAGE
0
1
0
1
All Off
All On
F100-F177
0
Normal
F000-F077
General-purpose register
LCD all OFF control
LCD all ON control
Display memory area (when 1/8 duty is selected in S1C63408)
General-purpose register for S1C63406 or when 1/17, 1/16 or
1/9 duty is selected in S1C63408
FF60H
LDUTY1 LDUTY0 VCCHG
LPWR
R/W
LDUTY1
LDUTY0
VCCHG
LPWR
0
VC2
On
VC1
Off
LCD drive
duty switch
LCD regulated voltage switch
LCD power On/Off
0
1/9
1
1/8
2 *
1/17
3 *
1/16
(
S1C63408 only)
[LDUTY1, 0]
Duty