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Heartbeat measurement program

One, HL8037 IC heartbeat 
1、 the working voltage: 2.4 ~ 5.0V; 
2、the sensor detects the differential amplifier; 
3、 built-in common voltage, built-in hand detection. 
4、stable performance, strong anti-interference ability. 
5、 adapted to the exercise bike electronic form, treadmill and other measurements of heart rate.



Two, HL8026 IC heartbeat 
1、low operating voltage 2.4 ~ 5.0V. 

2、two differential inputs sensor detection, measurement and high sensitivity. 
3、built-in common voltage reference. 
4、 anti-ESD capability. 
5、 built-in low-pass filter can effectively filter out clutter, anti-interference ability. 
6、for a variety of fitness equipment electronic form (such as motorized treadmill, exercise bike, etc.) to measure heart rate.


Three, HL8028 heart rate measurement IC 
1、 low operating voltage. 
2、 two differential inputs sensor detection, measurement and high sensitivity. 
3、 built-in common voltage reference. 
4、 the built-hand detection circuit. 
5、 anti-ESD capability. 
6、 built-in digital low-pass filter to filter out clutter, anti-interference ability. 
7、 the heart rate increase synchronizing pulse output. 
8、 for a variety of fitness equipment electronic form (such as motorized treadmill, exercise bike, etc.) to measure heart rate.

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