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The STC12C5604AD is a microcontroller manufactured by STC (Hong Kong STC Microelectronics Co., Ltd.).

Specifications:

• Core: 8051-compatible high-speed 1T architecture
• Operating Frequency: Up to 35 MHz (1 clock per machine cycle)
• Flash Memory: 4 KB (expandable via external memory)
• RAM: 256 bytes
• EEPROM: None (built-in)
• ADC: 8-channel, 10-bit resolution
• Timers: 2 × 16-bit timers/counters
• PWM: 2 × 8-bit PWM channels
• UART: 1 serial port
• GPIO: Up to 15 I/O pins
• Operating Voltage: 3.3V – 5.5V
• Power Consumption: Low-power modes available
• Package: SOP-16, DIP-16

Descriptions:

The STC12C5604AD is a cost-effective 8051-based microcontroller with enhanced performance, featuring a high-speed 1T core, integrated ADC, PWM, and UART. It is suitable for embedded control applications such as motor control, sensor interfacing, and automation.

Features:

• High-Speed 1T Core: Executes most instructions in a single clock cycle.
• Integrated ADC: 8-channel, 10-bit resolution for analog signal processing.
• PWM Outputs: Supports motor and LED control.
• UART Communication: For serial data transfer.
• Wide Voltage Range: Operates from 3.3V to 5.5V.
• Low-Power Modes: Idle and power-down modes for energy efficiency.
• Robust I/O: Supports push-pull, open-drain, and high-current drive modes.

This microcontroller is commonly used in industrial, consumer, and automotive applications requiring low-cost embedded control.