參數資料
型號: S-35390A-T8T1
元件分類: 時鐘/數據恢復及定時提取
英文描述: REAL TIME CLOCK, PDSO8
封裝: TSSOP-8
文件頁數: 21/48頁
文件大?。?/td> 542K
代理商: S-35390A-T8T1
20
EPSON
S1C88816 TECHNICAL MANUAL
5 PERIPHERAL CIRCUITS AND THEIR OPERATION (I/O Memory Map)
Table 5.1.1(f) I/O Memory map (00FF44H–00FF47H)
Address Bit
Name
SR R/W
Function
Comment
10
00FF44 D7
D6
D5
D4
D3
D2
D1
D0
BZSTP
BZSHT
SHTPW
ENRTM
ENRST
ENON
BZON
One-shot buzzer forcibly stop
One-shot buzzer trigger/status
One-shot buzzer duration width selection
Envelope attenuation time
Envelope reset
Envelope On/Off control
Buzzer output control
Constantry "0" when
being read
"0" when being read
*1
0
0
W
R/W
W
R/W
Forcibly stop
Busy
Trigger
125 msec
1 sec
Reset
On
No operation
Ready
No operation
31.25 msec
0.5 sec
No operation
Off
R
W
*1 Reset to "0" during one-shot output.
00FF45 D7
D6
D5
D4
D3
D2
D1
D0
DUTY2
DUTY1
DUTY0
BZFQ2
BZFQ1
BZFQ0
Buzzer signal duty ratio selection
Buzzer frequency selection
"0" when being read
0
0
R/W
0
1
0
1
0
1
0
1
0
1
0
1
0
1
8/16
7/16
6/16
5/16
4/16
3/16
2/16
1/16
4096.0
2048.0
8/20
7/20
6/20
5/20
4/20
3/20
2/20
1/20
3276.8
1638.4
12/24
11/24
10/24
9/24
8/24
7/24
6/24
5/24
2730.7
1365.3
12/28
11/28
10/28
9/28
8/28
7/28
6/28
5/28
2340.6
1170.3
210
Buzzer frequency (Hz)
DUTY2–1
BZFQ2
0
1
BZFQ1
0
1
0
1
BZFQ0
0
1
0
1
0
1
0
1
Frequency (Hz)
4096.0
3276.8
2730.7
2340.6
2048.0
1638.4
1365.3
1170.3
00FF47 D7
D6
D5
D4
D3
D2
D1
D0
MTT3
MTT2
MTT1
MTT0
MLEV
MOSEL
MBUSY
MTC
TT3
TT2
TT1
TT0
MOUTSEL
MT
0
R/W
R
R/W
One shot
MOUT
Busy
Play
Level hold
BZ priority
Ready
Stop
MTT3
1
0
MTT2
1
0
1
0
MTT1
1
0
1
0
1
0
1
0
MTT0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Tempo
480
240
160
120
96
80
68.6
60
53.3
48
43.6
40
36.9
34.3
32
30
Tempo selection register
Play mode selection
Output selection
Melody play status
Melody output control
D7
D6
D5
D4
D3
D2
D1
D0
MCAD7
MCAD6
MCAD5
MCAD4
MCAD3
MCAD2
MCAD1
MCAD0
Note/scale RAM address D7 (MSB)
Note/scale RAM address D6
Note/scale RAM address D5
Note/scale RAM address D4
Note/scale RAM address D3
Note/scale RAM address D2
Note/scale RAM address D1
Note/scale RAM address D0 (LSB)
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
00FF46
0
R/W
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