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AT91SAM7S256C-AU
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AT91SAM7S256C-AU

Product Overview

Category

AT91SAM7S256C-AU belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic devices and embedded systems.

Characteristics

  • High-performance 32-bit ARM7TDMI-S RISC architecture
  • Clock frequency up to 55 MHz
  • 256KB Flash memory and 64KB SRAM
  • Multiple communication interfaces (UART, SPI, I2C)
  • Analog-to-Digital Converter (ADC) with multiple channels
  • Real-Time Clock (RTC) for timekeeping
  • Low power consumption
  • Small form factor package

Package

AT91SAM7S256C-AU is available in a small-sized surface mount package.

Essence

The essence of this microcontroller lies in its powerful processing capabilities and versatile features, making it suitable for a wide range of applications.

Packaging/Quantity

AT91SAM7S256C-AU is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

  • Architecture: ARM7TDMI-S
  • Clock Frequency: Up to 55 MHz
  • Flash Memory: 256KB
  • SRAM: 64KB
  • Communication Interfaces: UART, SPI, I2C
  • ADC Channels: Multiple
  • RTC: Yes
  • Power Consumption: Low
  • Package Type: Surface Mount
  • Package Size: Small

Detailed Pin Configuration

The pin configuration of AT91SAM7S256C-AU is as follows:

  1. VDDIO
  2. PA0
  3. PA1
  4. PA2
  5. PA3
  6. PA4
  7. PA5
  8. PA6
  9. PA7
  10. GND
  11. PB0
  12. PB1
  13. PB2
  14. PB3
  15. PB4
  16. PB5
  17. PB6
  18. PB7
  19. GND
  20. PC0
  21. PC1
  22. PC2
  23. PC3
  24. PC4
  25. PC5
  26. PC6
  27. PC7
  28. GND
  29. PD0
  30. PD1
  31. PD2
  32. PD3
  33. PD4
  34. PD5
  35. PD6
  36. PD7
  37. GND
  38. PE0
  39. PE1
  40. PE2
  41. PE3
  42. PE4
  43. PE5
  44. PE6
  45. PE7
  46. GND
  47. PF0
  48. PF1
  49. PF2
  50. PF3
  51. PF4
  52. PF5
  53. PF6
  54. PF7
  55. GND
  56. RESET
  57. VDDCORE
  58. VDDPLL
  59. VDDOSC
  60. VDDANA
  61. VDDPLLCK
  62. VDDPLLREF
  63. VDDPLLBIAS
  64. GND

Functional Features

  • High-performance processing capabilities
  • Versatile communication interfaces for data exchange
  • Ample memory for program storage and data handling
  • Analog-to-Digital Converter for sensor interfacing
  • Real-Time Clock for timekeeping applications
  • Low power consumption for energy-efficient operation

Advantages and Disadvantages

Advantages

  • Powerful processing capabilities
  • Versatile communication interfaces
  • Ample memory for program storage
  • Low power consumption

Disadvantages

  • Limited number of I/O pins
  • Relatively small memory compared to some other microcontrollers

Working Principles

AT91SAM7S256C-AU operates based on the ARM7TDMI-S RISC architecture. It executes instructions fetched from the Flash memory and stores data in the SRAM. The microcontroller communicates with external devices through various interfaces such as UART, SPI, and I2C. It can also convert analog signals into digital values using the built-in ADC. The Real-Time Clock ensures accurate timekeeping functionality. The microcontroller's low power consumption allows for efficient operation in battery-powered applications.

Detailed Application Field Plans

AT91SAM7S256C-AU finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Automotive systems - Medical devices - Internet of Things (IoT) devices - Robotics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionalities to AT91SAM7S256C-AU are: - STM32F103C8T6 - PIC18F4550 - MSP430G2553 - LPC1768

These alternative models provide comparable features and

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT91SAM7S256C-AU v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT91SAM7S256C-AU in technical solutions:

  1. Q: What is the AT91SAM7S256C-AU microcontroller used for? A: The AT91SAM7S256C-AU is a microcontroller commonly used in various technical solutions, such as industrial automation, robotics, and embedded systems.

  2. Q: What is the maximum clock frequency supported by the AT91SAM7S256C-AU? A: The AT91SAM7S256C-AU supports a maximum clock frequency of 55 MHz.

  3. Q: How much flash memory does the AT91SAM7S256C-AU have? A: The AT91SAM7S256C-AU has 256 KB of flash memory for program storage.

  4. Q: Can I expand the memory of the AT91SAM7S256C-AU? A: Yes, the AT91SAM7S256C-AU supports external memory expansion through its external bus interface.

  5. Q: What peripherals are available on the AT91SAM7S256C-AU? A: The AT91SAM7S256C-AU includes various peripherals, such as UART, SPI, I2C, ADC, PWM, and timers.

  6. Q: Does the AT91SAM7S256C-AU support USB connectivity? A: Yes, the AT91SAM7S256C-AU features a USB 2.0 full-speed device port.

  7. Q: Can I use the AT91SAM7S256C-AU for real-time applications? A: Yes, the AT91SAM7S256C-AU offers real-time performance with its integrated interrupt controller and fast interrupt response time.

  8. Q: What development tools are available for programming the AT91SAM7S256C-AU? A: There are various development tools available, including Atmel Studio, Keil MDK, and IAR Embedded Workbench.

  9. Q: Is the AT91SAM7S256C-AU suitable for low-power applications? A: Yes, the AT91SAM7S256C-AU offers multiple power-saving modes, making it suitable for low-power applications.

  10. Q: Can I use the AT91SAM7S256C-AU in harsh environments? A: Yes, the AT91SAM7S256C-AU is designed to operate reliably in industrial environments with its extended temperature range and robust features.

Please note that these answers are general and may vary depending on specific implementation requirements and configurations.