MCP1640 Single Quadruple-A Battery Boost Converter Reference Design
2010-2011 Microchip Technology Inc. DS51922B-page 25
FIGURE C-2: Firmware Flowchart (Continuation).
A
Button S1?
LED State?
Yes
Yes
LED = OFF
Q2 = OFF
No
LED = ON
MCP1640 = ON
Q2 = ON
Decrement Timer (10s)
B
No
