User`s guide

MCP1630 Boost Mode LED Driver Demo Board User’s Guide
DS51665B-page 22 © 2007 Microchip Technology Inc.
FIGURE C-2: Firmware Flowchart - Page 2.
1. Stop clock to MCP1630
2. Stop reference voltage to MCP1630
3. Initialize Delay for 25 mSec
A
Set ADC for CH1
Is Overvoltage
Flag set
already?
YES
NO
Check ADC for
Overvoltage
Overvoltage?
YES
B
NO
Is Delay
expired?
YES
NO
1. Restart clock to MCP1630
2. Restart reference voltage to MCP1630