AT90S2313-4PI

Product Overview

Category

The AT90S2313-4PI belongs to the category of microcontrollers.

Use

This microcontroller is commonly used in various electronic applications that require embedded control and processing capabilities.

Characteristics

• Low-power consumption
• High-performance RISC architecture
• In-system programmable
• 2KB of Flash memory
• 128 bytes of EEPROM
• 128 bytes of SRAM
• 15 general-purpose I/O lines
• 32 general-purpose working registers
• 8-channel, 10-bit ADC
• Full-duplex UART
• Two 8-bit timer/counters with PWM
• One 16-bit timer/counter with PWM
• Programmable Watchdog Timer (WDT)
• Power-on Reset (POR)
• Brown-out Detection (BOD)
• Internal calibrated oscillator
• External and internal interrupt sources

Package and Quantity

The AT90S2313-4PI is available in a 20-pin PDIP (Plastic Dual Inline Package) package. It is typically sold in quantities of one or more.

Specifications

• Operating Voltage: 2.7V to 5.5V
• Maximum CPU Frequency: 10 MHz
• Digital I/O Pins: 15
• Analog Input Pins: 8
• Flash Memory: 2KB
• EEPROM: 128 bytes
• SRAM: 128 bytes
• Communication Interfaces: UART
• Timers/Counters: 3 (2x 8-bit, 1x 16-bit)
• ADC Resolution: 10-bit
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The AT90S2313-4PI has a total of 20 pins, each serving a specific purpose. The pin configuration is as follows:

1. RESET: Reset pin for the microcontroller.
2. XTAL1: Input pin for an external crystal oscillator or resonator.
3. XTAL2: Output pin for an external crystal oscillator or resonator.
4. PD0: General-purpose I/O pin.
5. PD1: General-purpose I/O pin.
6. PD2: General-purpose I/O pin.
7. PD3: General-purpose I/O pin.
8. PD4: General-purpose I/O pin.
9. VCC: Supply voltage pin.
10. GND: Ground pin.
11. PB6: General-purpose I/O pin.
12. PB7: General-purpose I/O pin.
13. PD5: General-purpose I/O pin.
14. PD6: General-purpose I/O pin.
15. PD7: General-purpose I/O pin.
16. PB0: General-purpose I/O pin.
17. PB1: General-purpose I/O pin.
18. PB2: General-purpose I/O pin.
19. PB3: General-purpose I/O pin.
20. PB4: General-purpose I/O pin.

Functional Features

The AT90S2313-4PI offers several functional features that make it suitable for a wide range of applications:

• High-performance RISC architecture allows for efficient execution of instructions.
• In-system programmability enables easy firmware updates without removing the microcontroller from the circuit.
• The Flash memory provides non-volatile storage for program code.
• The EEPROM allows for storing data that needs to be retained even when power is removed.
• The SRAM provides temporary storage for variables and data during program execution.
• The ADC enables analog-to-digital conversion, allowing the microcontroller to interface with analog sensors and signals.
• The UART facilitates serial communication with other devices.
• The timer/counters and PWM (Pulse Width Modulation) functionality enable precise timing and control of signals.
• The Watchdog Timer (WDT) helps in detecting and recovering from software or hardware failures.
• Power-on Reset (POR) ensures proper initialization of the microcontroller upon power-up.
• Brown-out Detection (BOD) protects against voltage drops that could cause erratic behavior.
• The internal calibrated oscillator provides a stable clock source for accurate timing.

Advantages and Disadvantages

Advantages

• Low-power consumption makes it suitable for battery-powered applications.
• In-system programmability allows for easy updates and debugging.
• High-performance RISC architecture enables efficient execution of instructions.
• Ample memory resources for storing program code, data, and variables.
• Versatile I/O capabilities with multiple general-purpose pins.
• Integrated ADC and UART simplify analog and serial communication tasks.
• Built-in timers/counters and PWM provide precise timing and control options.

Disadvantages

• Limited Flash memory capacity may restrict the complexity of programs that can be stored.
• The 20-pin package may not offer enough I/O pins for certain applications requiring extensive interfacing.

Working Principles

The AT90S2313-