
ML610Q421/ML610Q422/ML610421 User’s Manual
Chapter 27 Battery Level Detector
27 – 5
27.3 Description of Operation
27.3.1 Threshold Voltage
The threshold voltage (VCMP) is selected by setting the bits of BLDCON0.
Table 27-1 shows the threshold voltages and the accuracy.
Table 27-1 Threshold Voltages and Accuracy
BLDCON0
Threshold voltage
V
CMP
Accuracy
Ta = 25
°
C
Temperature
deviation
LD3
LD2
LD1
LD0
0
0
0
0
1.35 V
±
2.0%
±
0.1%/
°
C
0
0
0
1
1.40 V
0
0
1
0
1.45 V
0
0
1
1
1.50 V
0
1
0
0
1.60 V
0
1
0
1
1.70 V
0
1
1
0
1.80 V
0
1
1
1
1.90 V
1
0
0
0
2.00 V
1
0
0
1
2.10 V
1
0
1
0
2.20 V
1
0
1
1
2.30 V
1
1
0
0
2.40 V
1
1
0
1
2.50 V
1
1
1
0
2.70 V
1
1
1
1
2.90 V
Содержание ML610421
Страница 1: ...ML610Q421 ML610Q422 ML610421 User s Manual Issue Date Feb 9 2015 FEUL610Q421 06...
Страница 15: ...Chapter 1 Overview...
Страница 44: ...Chapter 2 CPU and Memory Space...
Страница 49: ...Chapter 3 Reset Function...
Страница 53: ...Chapter 4 MCU Control Function...
Страница 69: ...Chapter 5 Interrupts INTs...
Страница 93: ...Chapter 6 Clock Generation Circuit...
Страница 110: ...Chapter 7 Time Base Counter...
Страница 121: ...Chapter 8 Capture...
Страница 129: ...Chapter 9 1 kHz Timer 1kHzTM...
Страница 135: ...Chapter 10 Timers...
Страница 160: ...Chapter 11 PWM...
Страница 172: ...Chapter 12 Watchdog Timer...
Страница 180: ...Chapter 13 Synchronous Serial Port...
Страница 195: ...Chapter 14 UART...
Страница 216: ...Chapter 15 I2 C Bus Interface...
Страница 231: ...Chapter 16 NMI Pin...
Страница 237: ...Chapter 17 Port 0...
Страница 246: ...Chapter 18 Port 1...
Страница 252: ...Chapter 19 Port 2...
Страница 259: ...Chapter 20 Port 3...
Страница 270: ...Chapter 21 Port 4...
Страница 282: ...Chapter 22 Port A...
Страница 290: ...Chapter 23 Melody Driver...
Страница 304: ...Chapter 24 RC Oscillation Type A D Converter...
Страница 327: ...Chapter 25 Successive Approximation Type A D Converter...
Страница 338: ...Chapter 26 LCD Drivers...
Страница 371: ...Chapter 27 Battery Level Detector...
Страница 378: ...Chapter 28 Power Supply Circuit...
Страница 381: ...Chapter 29 On Chip Debug Function...
Страница 384: ...Appendixes...
Страница 435: ...Revision History...