ATMEGA64-16AU Detailed explanation of pin function specifications and circuit principle instructions
The ATMEGA64-16AU is a microcontroller produced by Atmel, which is now part of Microchip Technology. This particular model belongs to the AVR family of microcontrollers, known for its efficiency and versatility.
Package Details:
Package Type: The ATMEGA64-16AU typically comes in a TQFP (Thin Quad Flat Package) form factor. Pin Count: It has 64 pins in total.Pinout and Function Overview:
The ATMEGA64-16AU microcontroller provides a detailed set of functionalities that are spread across all 64 pins. Below is a breakdown of each pin’s function:
Pin Number Pin Name Pin Function 1 VCC Power supply pin, positive voltage. 2 GND Ground pin. 3 PORTA0 General purpose I/O (GPIO) pin. Can be used for ADC input. 4 PORTA1 General purpose I/O (GPIO) pin. Can be used for ADC input. 5 PORTA2 General purpose I/O (GPIO) pin. Can be used for ADC input. 6 PORTA3 General purpose I/O (GPIO) pin. Can be used for ADC input. 7 PORTA4 General purpose I/O (GPIO) pin. Can be used for ADC input. 8 PORTA5 General purpose I/O (GPIO) pin. Can be used for ADC input. 9 PORTA6 General purpose I/O (GPIO) pin. Can be used for ADC input. 10 PORTA7 General purpose I/O (GPIO) pin. Can be used for ADC input. 11 PORTB0 General purpose I/O (GPIO) pin. 12 PORTB1 General purpose I/O (GPIO) pin. 13 PORTB2 General purpose I/O (GPIO) pin. 14 PORTB3 General purpose I/O (GPIO) pin. 15 PORTB4 General purpose I/O (GPIO) pin. 16 PORTB5 General purpose I/O (GPIO) pin. 17 PORTB6 General purpose I/O (GPIO) pin. 18 PORTB7 General purpose I/O (GPIO) pin. 19 PORTC0 General purpose I/O (GPIO) pin. 20 PORTC1 General purpose I/O (GPIO) pin. 21 PORTC2 General purpose I/O (GPIO) pin. 22 PORTC3 General purpose I/O (GPIO) pin. 23 PORTC4 General purpose I/O (GPIO) pin. 24 PORTC5 General purpose I/O (GPIO) pin. 25 PORTC6 General purpose I/O (GPIO) pin. 26 PORTC7 General purpose I/O (GPIO) pin. 27 PORTD0 General purpose I/O (GPIO) pin. 28 PORTD1 General purpose I/O (GPIO) pin. 29 PORTD2 General purpose I/O (GPIO) pin. 30 PORTD3 General purpose I/O (GPIO) pin. 31 PORTD4 General purpose I/O (GPIO) pin. 32 PORTD5 General purpose I/O (GPIO) pin. 33 PORTD6 General purpose I/O (GPIO) pin. 34 PORTD7 General purpose I/O (GPIO) pin. 35 AREF Analog reference voltage input. 36 AVCC Analog power supply pin. 37 ADC0 ADC input channel 0. 38 ADC1 ADC input channel 1. 39 ADC2 ADC input channel 2. 40 ADC3 ADC input channel 3. 41 ADC4 ADC input channel 4. 42 ADC5 ADC input channel 5. 43 ADC6 ADC input channel 6. 44 ADC7 ADC input channel 7. 45 TOSC1 External oscillator input. 46 TOSC2 External oscillator output. 47 SCK SPI clock pin. 48 MISO SPI master-in-slave-out pin. 49 MOSI SPI master-out-slave-in pin. 50 SS SPI slave select pin. 51 RXD UART receive pin. 52 TXD UART transmit pin. 53 XCK External clock input pin. 54 ICP1 Input capture pin for Timer/Counter1. 55 OC1A Output compare pin for Timer/Counter1. 56 OC1B Output compare pin for Timer/Counter1. 57 T1 Timer input pin for Timer/Counter1. 58 T2 Timer input pin for Timer/Counter2. 59 T3 Timer input pin for Timer/Counter3. 60 T4 Timer input pin for Timer/Counter4. 61 RESET Reset pin. 62 RSTDISBL Reset disable pin. 63 VCAP Voltage capacitor pin (used for improving stability). 64 GND Ground pin (again, for connection).20 FAQ on ATMEGA64-16AU:
What is the ATMEGA64-16AU? The ATMEGA64-16AU is a 64-pin microcontroller from Atmel (Microchip Technology), part of the AVR family, offering high processing capability and flexible I/O functions. How many pins does the ATMEGA64-16AU have? The ATMEGA64-16AU has 64 pins. What is the voltage supply for ATMEGA64-16AU? The ATMEGA64-16AU operates with a supply voltage between 4.5V to 5.5V. How many general-purpose I/O pins are available? It provides 32 general-purpose I/O pins. What is the role of the AREF pin? The AREF pin is used to provide an external reference voltage for the ADC (Analog-to-Digital Converter). What is the purpose of the AVCC pin? The AVCC pin is used to supply power to the analog circuitry of the ATMEGA64-16AU. Does the ATMEGA64-16AU support UART communication? Yes, the ATMEGA64-16AU supports UART communication with RXD and TXD pins. What is the function of the external clock input pins (TOSC1 and TOSC2)? TOSC1 and TOSC2 are used for connecting an external clock oscillator. How many ADC channels does the ATMEGA64-16AU support? The ATMEGA64-16AU supports 8 ADC channels.What is the maximum clock frequency for the ATMEGA64-16AU?
The ATMEGA64-16AU can operate at a maximum clock frequency of 16 MHz.Can the ATMEGA64-16AU be used for SPI communication?
Yes, it supports SPI communication using MISO, MOSI, SCK, and SS pins.What is the function of the RESET pin?
The RESET pin is used to reset the microcontroller.How many timers does the ATMEGA64-16AU have?
The ATMEGA64-16AU has 4 timers: Timer/Counter1, Timer/Counter2, Timer/Counter3, and Timer/Counter4.What is the voltage range for the ATMEGA64-16AU?
The ATMEGA64-16AU can operate between 4.5V and 5.5V.Is there an internal oscillator in the ATMEGA64-16AU?
Yes, it features an internal RC oscillator, but an external oscillator can also be used.How is the I/O pin drive strength configured?
The drive strength of I/O pins can be configured by setting the pin directions and outputs.Does the ATMEGA64-16AU support pulse-width modulation (PWM)?
Yes, it supports PWM on certain pins (OC1A, OC1B, etc.).Can the ATMEGA64-16AU interface with external sensors?
Yes, it can interface with external sensors through ADC inputs or I2C/SPI interfaces.What is the power consumption of the ATMEGA64-16AU?
The power consumption is low, depending on the operation and clock frequency.Can the ATMEGA64-16AU be used in low-power applications?
Yes, it offers various sleep modes to reduce power consumption in low-power applications.If you'd like a more detailed breakdown or need further explanations, feel free to ask!
