PIC12F639 Microchip Technology, PIC12F639 Datasheet - Page 92

• Manufacturer Part Number: PIC12F639
• Description: (PIC12F635 / PIC12F636 / PIC12F639) 8/14-PIN FLASH-BASED / 8-BIT CMOS MICROCONTROLLERS WITH NANOWATT TECHNOLOGY
• Manufacturer: Microchip Technology

PIC12F635/PIC16F636/639
FIGURE 11-7:
DS41232B-page 90
0
Amplitude
Amplitude
Amplitude
MODULATION DEPTH EXAMPLES
(b) LFDATA Output vs. Input vs. Minimum Modulation Depth Setting
(a) Modulation Depth Definition
7 mV
PP
10 mV
PP
Preliminary
Demodulated LFDATA Output when MODMIN Setting = 25%
Demodulated LFDATA Output if MODMIN Setting = 50%
Input signal with modulation depth = 30%
t
Coil Input Strength
Modulation Depth (%) =
t
t
t
B
(LFDATA output = toggled)
(LFDATA output = not toggled)
A
Modulation Depth (%) =
10 - 7
© 2005 Microchip Technology Inc.
10
X 100% = 30%
A - B
A
X 100%