ATEVK527 Atmel, ATEVK527 Datasheet - Page 19

• Manufacturer Part Number: ATEVK527
• Description: KIT EVAL PWM AVR USB 4 SERIES
• Manufacturer: Atmel
• Series: AVR®r

Specifications of ATEVK527

• Main Purpose: Power Management, Battery Charger
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ATmega16U4, ATmega32U4
• Primary Attributes: 1 Cell- Li-Ion
• Secondary Attributes: Graphical User Interface, USB Interface
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

7801A-AVR-06/08
Figure 5-3. Flow chart for ConstantCurrent()
Were we stopped by
Charging of battery
ConstantCurrent()
conversions to
Wait for ADC
Master MCU
complete.
inhibited?
earlier?
NO
NO
Remove flag that Master
Drop PWM output to
MCU stopped the
YES
Stop timers.
Start timers
charging.
again.
zero.
YES
Return next state.
Current below
Current above
hysteresis?
hysteresis?
HaltNow()
NO
NO
AVR146
Decrement PWM
Increment PWM
YES
YES
duty cycle.
duty cycle.
19