[PIC] Capacitance measurement using pic18f45k22 by using CTMU

[dnewase]

i am working on project in which i require the ASM program of capacitance measurement using pic18f45k22 by using CTMU. please help me for solving the problem.

 

[horace1]

have you had a look at Microchip Application note AN1375, "See What You Can Do with the CTMU "
**broken link removed**

 

[bigdogguru]

The following demo code utilizes the CTMU to measure the value of a capacitor attached to an ADC input channel:

Charge Time Measurement Unit (CTMU)

In this code example, CTMU module in PIC18F4685 is used to calculate the capacitance value connected to AN7 channel.

You may also find the following CTMU webinars of interest:

Overview of Charge Time Measurement Unit (CTMU) Part 1 of 2

Overview of Charge Time Measurement Unit (CMTU) Part 2 of 2



BigDog