AVR-PX128A1 Olimex Ltd., AVR-PX128A1 Datasheet - Page 10

• Manufacturer Part Number: AVR-PX128A1
• Description: MCU, MPU & DSP Development Tools DEV PROTOTYPE BRD FOR ATMEGA128A1
• Manufacturer: Olimex Ltd.

Specifications of AVR-PX128A1

• Processor To Be Evaluated: ATXMEGA128A1
• Data Bus Width: 8 bit, 16 bit
• Interface Type: USB, JTAG
• Dimensions: 3.9 in x 3.15 in
• Operating Supply Voltage: 1.6 V to 3.6 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

JUMPER DESCRIPTION
3.3V_E
WP_E
CP_E
INPUT/OUTPUT
CONNECTOR DESCRIPTIONS
JTAG
Enable the main 3.3 V regulator VR1(3.3V) – LM1117.
Default state is closed.
Enable SD/MMC Write Protect signal check.
Default state is closed.
Enable SD/MMC Card Present signal check.
Default state is closed.
1
2
3
4
5
6
7
8
9
10
Status LED (green) with name STAT connected to ATXMEGA128A1 pin 8
(PB3/ADC3B/AC3B/DAC1B) and EXT pin PB3.
Power-on LED (red) with name PWR – this led shows that +3.3V is applied to the
board.
User button with name BUT1 connected to ATXMEGA128A1 pin 35
(PE0/OC0AE/#OC0AE/SDAE).
User button with name BUT2 connected to ATXMEGA128A1 pin 36
(PE1/OC0BE/#XCK0E/SCLE).
Reset button with name RST connected to pin 5 of PDI connector, pin 6 of JTAG
connector, ATXMEGA128A1 pin 90 (#RESET/PDI_CLOCK).
Pin #
PB6
GND
PB7
3.3V
PB4
RST
3.3V
NC
PB5
GND
Signal Name
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