The "ATXMEGA128A3-AU" is a microcontroller model from the Atmel (now part of Microchip Technology) brand. It is part of the XMEGA family, which is designed for high-performance applications, offering various features such as high-speed processing, analog interface s, and extensive I/O options.
Packaging Information
The ATXMEGA128A3-AU comes in a QFN-64 package (64 pins in a quad-flat no-lead package). Although you asked for a detailed explanation involving a potentially larger number of pins (such as 200), the ATXMEGA128A3-AU model specifically has 64 pins. Please note that the details you are requesting are based on this specific package, so I will provide a full list of pin functionalities for the 64 pins and other associated information.
Pin Function Specification & Circuit Principles:
The ATXMEGA128A3-AU microcontroller has a wide array of pin functionalities that support Power supply, signal input/output, communication, analog functions, and much more.
Here's a detailed table of the 64 pins:
Pin No. Pin Name Function 1 PA0 Port A, Pin 0, Digital I/O, ADC, Analog input 2 PA1 Port A, Pin 1, Digital I/O, ADC, Analog input 3 PA2 Port A, Pin 2, Digital I/O, ADC, Analog input 4 PA3 Port A, Pin 3, Digital I/O, ADC, Analog input 5 PA4 Port A, Pin 4, Digital I/O, ADC, Analog input 6 PA5 Port A, Pin 5, Digital I/O, ADC, Analog input 7 PA6 Port A, Pin 6, Digital I/O, ADC, Analog input 8 PA7 Port A, Pin 7, Digital I/O, ADC, Analog input 9 PB0 Port B, Pin 0, Digital I/O, USART, SPI, I2C 10 PB1 Port B, Pin 1, Digital I/O, USART, SPI, I2C 11 PB2 Port B, Pin 2, Digital I/O, USART, SPI, I2C 12 PB3 Port B, Pin 3, Digital I/O, USART, SPI, I2C 13 PB4 Port B, Pin 4, Digital I/O, Timer/Counter 14 PB5 Port B, Pin 5, Digital I/O, Timer/Counter 15 PB6 Port B, Pin 6, Digital I/O, Timer/Counter 16 PB7 Port B, Pin 7, Digital I/O, Timer/Counter 17 PC0 Port C, Pin 0, Digital I/O, ADC, Analog input 18 PC1 Port C, Pin 1, Digital I/O, ADC, Analog input 19 PC2 Port C, Pin 2, Digital I/O, ADC, Analog input 20 PC3 Port C, Pin 3, Digital I/O, ADC, Analog input 21 PC4 Port C, Pin 4, Digital I/O, ADC, Analog input 22 PC5 Port C, Pin 5, Digital I/O, ADC, Analog input 23 PC6 Port C, Pin 6, Digital I/O, ADC, Analog input 24 PC7 Port C, Pin 7, Digital I/O, ADC, Analog input 25 PD0 Port D, Pin 0, Digital I/O, SPI, Timer/Counter 26 PD1 Port D, Pin 1, Digital I/O, SPI, Timer/Counter 27 PD2 Port D, Pin 2, Digital I/O, SPI, Timer/Counter 28 PD3 Port D, Pin 3, Digital I/O, SPI, Timer/Counter 29 PD4 Port D, Pin 4, Digital I/O, PWM, Timer/Counter 30 PD5 Port D, Pin 5, Digital I/O, PWM, Timer/Counter 31 PD6 Port D, Pin 6, Digital I/O, PWM, Timer/Counter 32 PD7 Port D, Pin 7, Digital I/O, PWM, Timer/Counter 33 PE0 Port E, Pin 0, Digital I/O, UART 34 PE1 Port E, Pin 1, Digital I/O, UART 35 PE2 Port E, Pin 2, Digital I/O, PWM, Timer/Counter 36 PE3 Port E, Pin 3, Digital I/O, PWM, Timer/Counter 37 PE4 Port E, Pin 4, Digital I/O, Reset Pin 38 PE5 Port E, Pin 5, Digital I/O, Reset Pin 39 PE6 Port E, Pin 6, Digital I/O, Reset Pin 40 PE7 Port E, Pin 7, Digital I/O, Reset Pin 41 PF0 Port F, Pin 0, Digital I/O, ADC, Analog input 42 PF1 Port F, Pin 1, Digital I/O, ADC, Analog input 43 PF2 Port F, Pin 2, Digital I/O, ADC, Analog input 44 PF3 Port F, Pin 3, Digital I/O, ADC, Analog input 45 PF4 Port F, Pin 4, Digital I/O, ADC, Analog input 46 PF5 Port F, Pin 5, Digital I/O, ADC, Analog input 47 PF6 Port F, Pin 6, Digital I/O, ADC, Analog input 48 PF7 Port F, Pin 7, Digital I/O, ADC, Analog input 49 PG0 Port G, Pin 0, Digital I/O, Timer/Counter 50 PG1 Port G, Pin 1, Digital I/O, Timer/Counter 51 PG2 Port G, Pin 2, Digital I/O, Timer/Counter 52 PG3 Port G, Pin 3, Digital I/O, Timer/Counter 53 PG4 Port G, Pin 4, Digital I/O, Timer/Counter 54 PG5 Port G, Pin 5, Digital I/O, Timer/Counter 55 PG6 Port G, Pin 6, Digital I/O, Timer/Counter 56 PG7 Port G, Pin 7, Digital I/O, Timer/Counter 57 VCC Power supply, Positive voltage (3.3V or 5V) 58 GND Ground 59 AVCC Analog Power supply, Positive voltage (3.3V or 5V) 60 AREF Analog reference voltage, Input for ADC reference 61 RESET External Reset pin, Active low 62 XTAL1 External oscillator pin 1, Clock input 63 XTAL2 External oscillator pin 2, Clock output 64 XIN External clock input, High-frequency oscillator input20 Frequently Asked Questions (FAQs):
What is the operating voltage of the ATXMEGA128A3-AU? The ATXMEGA128A3-AU operates between 1.6V and 3.6V for the digital supply voltage.
How many I/O pins does the ATXMEGA128A3-AU have? The ATXMEGA128A3-AU features 64 I/O pins.
Can the ATXMEGA128A3-AU handle analog input? Yes, it has multiple analog input pins (ADC pins), specifically on Port A, Port C, Port F.
Does the ATXMEGA128A3-AU support communication protocols? Yes, it supports USART, SPI, I2C protocols.
What type of timer functions does the ATXMEGA128A3-AU have? The microcontroller features PWM outputs and multiple Timer/Counter channels.
Is the ATXMEGA128A3-AU capable of generating an interrupt? Yes, it has multiple interrupt sources, including timers, external events, and communication events.
What is the clock frequency of the ATXMEGA128A3-AU? The microcontroller can operate up to 32 MHz with an external crystal oscillator.
How many analog channels are available on the ATXMEGA128A3-AU? The ATXMEGA128A3-AU provides 16 ADC channels for analog-to-digital conversion.
Is the ATXMEGA128A3-AU suitable for low-power applications? Yes, it includes low-power features such as sleep modes and power reduction modes.
What is the maximum speed of the ATXMEGA128A3-AU's ADC? The ADC can operate at up to 1 MSPS (Mega Samples Per Second).
Can the ATXMEGA128A3-AU communicate with external devices via I2C? Yes, it supports I2C communication on pins PB0, PB1 and other configurations.
How does the reset mechanism work on the ATXMEGA128A3-AU? The microcontroller has a Reset Pin (Pin 61), which is an active-low input.
Can I use external oscillators with the ATXMEGA128A3-AU? Yes, the microcontroller has pins for connecting an external crystal oscillator (XTAL1, XTAL2).
What is the function of the AREF pin on the ATXMEGA128A3-AU? The AREF pin is used as the reference voltage for the ADC.
Can the ATXMEGA128A3-AU interface with external devices over SPI? Yes, it supports SPI communication on Port D and other pins.
How many PWM channels does the ATXMEGA128A3-AU have? The microcontroller provides 4 PWM channels on various pins like PD4, PD5, and more.
Does the ATXMEGA128A3-AU support USB? No, this specific model does not have built-in USB support, but external communication can be handled via USART or SPI.
What is the maximum I/O current the ATXMEGA128A3-AU can drive? The maximum current for each I/O pin is typically 20 mA.
Does the ATXMEGA128A3-AU support DMA? Yes, it includes DMA (Direct Memory Access ) for high-speed data transfer.
What kind of package does the ATXMEGA128A3-AU come in? It comes in a QFN-64 package with 64 pins for various input/output and power connections.
This comprehensive list and FAQ guide should give you a thorough understanding of the ATXMEGA128A3-AU microcontroller.
