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Overview
Signal and Noise Generator is an extension board for the Xplained Pro evaluation platform. It is designed
to generate an analog signal with or without noise.
to generate an analog signal with or without noise.
- Xplained Pro Extension Features:
- Follow existing latest version of Xplained Pro platform specification
- PCB dimension: 60 mm x 60 mm (not including the connector)
- One female standard 20-pin extension connector
- ID chipFour mounting holes with GND
- Two test jig holes
- Four rubber feet
- Power measurement
- Power from Xplained Pro Standard Ext Header:
- Boost to 5.25V for powering on-board microcontrollers (MCUs) and analog circuit
- LDO to 3V for powering OLED
- Level converter for I2C interface to the external host MCU
- Level converter for clock sync signal between external MCU and on-board MCUs
- Microcontrollers:
- On-board ATtiny1617 to act as the board controller, signal generator and periodic noise generator
- On board ATtiny416 to act as the white noise generator
- Analog Features:
- 1-channel analog signal that can be switched between:
- Sine Wave: 1 - 150 Hz frequency, 0.05 - 2.5V VPP, 0 - 2.5V offset
- Square Wave: 0.5 - 150 Hz frequency, 0.05 - 2.5V VPP, 0 - 2.5V offset
- DC Voltage: 0.05 - 2.5V
- FSK: 5 - 150 kHz frequency, 0.05 - 2.5V VPP, 0 - 2.5V offset
- 1-channel periodic noise:
- Periodic noise: 45 - 140 kHz, 0.05 - 2.5V VPP
- 1-channel white noise:
- White noise: ~ 1 MHz bandwidth, 0.05 - 2V VPP
- One 4-channel electronic potentiometer used for signal or noise attenuation
- Op amps for signal conditioning
- Offset circuit
- 1-channel analog signal that can be switched between:
- One OLED Display 128x64
- User Interface:
- Five status LEDs controlled by a board controller
- 5-way joystick
- Probe points for scope connections
- Programming and Debugging:
- Two UPDI headers for the two MCUs respectively
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| Tool Details |
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The ATmega4809 Xplained Pro evaluation kit is a hardware platform for evaluating the ATmega4809 microcontroller (MCU).
Supported by the integrated development platform Atmel Studio, the kit provides easy access to the features of the ATmega4809 to fully understand how to integrate the device into a custom design. |