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CHAPTER 4: PERIPHERAL CIRCUITS AND OPERATION (Memory Map)
Register
Address
D3
D2
PUL13
PUL12
PUL11
FF45H
R/W
P13
P12
FF46H
R/W
LDUTY1 LDUTY0 VCCHG LPWR
FF60H
R/W
EXLCDC ALOFF
ALON
FF61H
R/W
LC3
LC2
FF62H
R/W
ENRTM ENRST ENON
FF6CH
R/W
W
0
BZSTP BZSHT SHTPW
FF6DH
R
W
0
BZFQ2 BZFQ1 BZFQ0
FF6EH
R
0
BDTY2 BDTY1 BDTY0
FF6FH
R
0
0
SCTRG
FF70H
R
SDP
SCPS
SCS1
FF71H
R/W
16
Table 4.1.1 (b) I/O memory map (FF45H–FF71H)
∗1
D1
D0
Name Init
PUL13
1
PUL10
PUL12
1
PUL11
1
PUL10
1
∗2
P13
–
P11
P10
∗2
P12
–
∗2
P11
–
∗2
P10
–
LDUTY1
0
LDUTY0
0
VCCHG
0
LPWR
0
EXLCDC
0
LPAGE
ALOFF
1
ALON
0
LPAGE
0
∗2
LC3
–
LC1
LC0
∗2
LC2
–
∗2
LC1
–
∗2
LC0
–
ENRTM
0
BZE
∗3
ENRST
Reset
ENON
0
R/W
BZE
0
∗3
∗2
0
–
∗3
BZSTP
0
BZSHT
0
R/W
SHTPW
0
∗3
∗2
0
–
BZFQ2
0
BZFQ1
0
R/W
BZFQ0
0
∗3
∗2
0
–
BDTY2
0
BDTY1
0
R/W
BDTY0
0
∗3
∗2
0
–
∗3
∗2
ESIF
0
–
SCTRG
0
R/W
ESIF
0
SDP
0
SCPS
0
SCS0
SCS1
0
SCS0
0
1
0
On
Off
P13 pull-up control register
functions as a general-purpose register when SIF (slave) is selected
On
Off
P12 pull-up control register (ESIF=0)
functions as a general-purpose register when SIF (master) is selected
SCLK (I) pull-up control register when SIF (slave) is selected
On
Off
P11 pull-up control register (ESIF=0)
functions as a general-purpose register when SIF is selected
On
Off
P10 pull-up control register (ESIF=0)
SIN pull-up control register when SIF is selected
High
Low
P13 I/O port data
functions as a general-purpose register when SIF (slave) is selected
High
Low
P12 I/O port data (ESIF=0)
functions as a general-purpose register when SIF is selected
High
Low
P11 I/O port data (ESIF=0)
functions as a general-purpose register when SIF is selected
High
Low
P10 I/O port data (ESIF=0)
functions as a general-purpose register when SIF is selected
LCD drive duty
switch
V
V
LCD regulated voltage switch
C2
C1
On
Off
LCD power On/Off
General-purpose register
All Off
Normal
LCD all OFF control
All On
Normal
LCD all ON control
F100-F14F
F000-F04F
Display memory area selection (when 1/8 duty is selected)
functions as a general-purpose register when 1/16, 1/17 duty is selected
LCD contrast adjustment
[LC3–0]
Contrast
1 sec
0.5 sec
Envelope releasing time
Reset
Invalid
Envelope reset (writing)
On
Off
Envelope On/Off
Enable
Disable
Buzzer output enable
Unused
Stop
Invalid
1-shot buzzer stop (writing)
Trigger
Invalid
1-shot buzzer trigger (writing)
Busy
Ready
1-shot buzzer status (reading)
125 msec
31.25 msec
1-shot buzzer pulse width setting
Unused
Buzzer
frequency
selection
Unused
Buzzer signal duty ratio selection
(refer to main manual)
Unused
Unused
Trigger
Invalid
Serial I/F clock trigger (writing)
Run
Stop
Serial I/F clock status (reading)
SIF
I/O
Serial I/F enable (P1 port function selection)
MSB first LSB first Serial I/F data input/output permutation
Serial I/F clock phase selection
–Negative polarity (mask option)
–Positive polarity (mask option)
Serial I/F
clock mode selection
EPSON
Comment
[LDUTY1, 0]
0
Duty
1/17
0
–
15
Light
–
Dark
[BZFQ2, 1, 0]
0
1
Frequency (Hz)
4096.0
3276.8
[BZFQ2, 1, 0]
4
5
Frequency (Hz)
2048.0
1638.4
[SCS1, 0]
Clock
[SCS1, 0]
Clock
OSC1/2
S1C63454 TECHNICAL MANUAL
1
2, 3
1/16
1/8
2
3
2730.7
2340.6
6
7
1365.3
1170.3
0
1
Slave
PT
2
3
OSC1
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