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The STC15W201S is a microcontroller manufactured by STC Micro. Below are the factual specifications, descriptions, and features:

Manufacturer:

STC Micro (STC)

Key Specifications:

• Core: 8051 (Enhanced 1T architecture)
• Operating Frequency: Up to 35 MHz
• Flash Memory: 8 KB (for program storage)
• SRAM: 512 Bytes
• EEPROM: 1 KB (for data storage)
• GPIO Pins: 14 (including 8 standard I/O ports)
• Timers:
• 2 × 16-bit timers (Timer0, Timer1)
• 1 × dedicated watchdog timer (WDT)
• Communication Interfaces:
• UART (Serial Port)
• SPI (Serial Peripheral Interface)
• I²C (Inter-Integrated Circuit)
• ADC: 8-channel, 10-bit resolution
• PWM: 4-channel PWM output
• Operating Voltage: 2.4V – 5.5V
• Power Consumption: Low-power modes (Idle & Power-down)
• Package Options: SOP-16, DIP-16

Descriptions & Features:

• High-Speed 1T 8051 Core: Executes most instructions in 1 clock cycle, improving efficiency.
• On-Chip RC Oscillator: Built-in 5MHz – 35MHz clock with adjustable frequency.
• Enhanced Reset Circuitry: Supports power-on reset (POR), brown-out reset (BOR), and external reset.
• Hardware Watchdog Timer (WDT): Prevents system lockup.
• High Noise Immunity: Robust design for industrial environments.
• In-System Programming (ISP): Supports firmware updates via serial port.
• Wide Operating Voltage Range: Suitable for battery-powered applications.
• Industrial-Grade Reliability: Operating temperature range: -40°C to +85°C.

This microcontroller is commonly used in embedded systems, consumer electronics, industrial control, and IoT applications.

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