EVLB001 Datasheet, PDF (8/35 Pages) ATMEL Corporation – Automatic microcontroller dimmable ballast

Section 3
Microcontroller Port Pin Assignments
PD0
PCOUT00
PFC_OUTPUT - To IXI859 FET driver input
PD1
PSCIN0
DUAL_LAMP - Dual lamp detection
PD3
TXD/DALI
DALI_TX - DALI transmit line
PD4
RXD/DALI
DALI_RX - DALI receive line
PD5
ADC2
LAMP_EOL - Not supported in hardware nor software
PD6
ADC3
V_LAMP - Rectified lamp voltage sense, missing lamp,
open or shorted filament, preheat, ignition & run.
PD7
ACMP0
PFC_ZCD - Comparator for PFC zero current crossing
sense
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PSCOUT20
PSCOUT21
ADC5
AMP0-
AMP0+
ADC6
ADC7
ADC4
INVERTER_L - Low side half bridge driver output
INVERTER_H - High side half bridge driver output
V_BUS - 400VDC bus voltage sense for regulation.
GND - Diff amp - A/D, 1 ohm bus current shunt resistor
I_LAMP - Diff amp + A/D
TEMPERATURE - Ambient temperature in lamp housing
SWITCH_CTRL - SWITCH Control input
V_HAVERSINE - Haversine input sense.
PE0
RST#
PE1
PE1
PE2
ADC0
RESET - Reset pin for zero crossing detector
XTAL1
XTAL2
ATAVRFBKIT / EVLB001 User Guide
3-6
7597B–AVR–10/07