ES51970(6000counts)
DMM Analog front end with Inrush
Buzzer frequency selection: B2/B1/B0
B2
0
B1
0
B0
0
Buzzer frequency
1.00kHz
0
0
1
1.33kHz
0
1
0
2.00kHz
0
1
1
2.22kHz
1
0
0
2.67kHz
1
0
1
3.08kHz
1
1
0
3.33kHz
1
1
1
4.00kHz
Set B2-B0 properly to get the target frequency. Use BUZ control bit to enable/disable the
BUZOUT (pin82) driver output. If MPU control BUZ only, it is available to set ID byte with
ending of stop bit.
A
C
K
R
/W
START BIT
START BIT
1
1
0
0
1
0
0
STOP BIT
STOP BIT
Buzzer OFF
R
/W
1
1 0 0 1 0 1
Buzzer ON
ADC conversion rate selection: C1/C0
C1
C0
SADC Conversion Time
(High resolution ADC)
FADC Conversion Time
SADC Line
noise rejection
50/60Hz
50Hz
(High speed ADC)
0
0
1
1
0
1
0
1
500ms
300ms
250ms
200ms
50ms
30ms
25ms
20ms
60Hz
50Hz
Set C1-C0 to change the target conversion rate for SADC & FADC simultaneously.
ver. 2.8
11
12/01/12
CYRUSTEK [ Cyrustek corporation ]
