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The S-80C32-40 is a microcontroller manufactured by TEMIC (now part of Atmel Corporation). Below are its key specifications, descriptions, and features:

Specifications:

• Manufacturer: TEMIC (later acquired by Atmel)
• Core: 80C52-compatible 8-bit microcontroller
• Clock Speed: Up to 40 MHz
• Program Memory (ROM): 8 KB (mask-programmable)
• RAM: 256 bytes
• Timers: Three 16-bit timers/counters
• I/O Ports: Four 8-bit bidirectional ports (32 I/O lines total)
• Serial Communication: Full-duplex UART
• Interrupts: Six interrupt sources with two priority levels
• Power Supply: 5V ±10%
• Operating Temperature Range: 0°C to +70°C (commercial grade)
• Package: 40-pin DIP (Dual In-line Package)

Descriptions:

• The S-80C32-40 is a high-performance CMOS version of the 80C32 microcontroller.
• It is fully compatible with the Intel 8051 instruction set.
• Designed for embedded control applications requiring high-speed processing.
• Features low power consumption due to CMOS technology.

Features:

• 40 MHz maximum clock frequency for fast execution.
• On-chip oscillator for external crystal or clock input.
• Boolean processor for efficient bit manipulation.
• Power-saving modes (Idle and Power-down).
• Expandable external memory (up to 64 KB for program and data).
• Watchdog timer (software-programmable).

This microcontroller was commonly used in industrial control, automotive systems, and embedded applications requiring 8051 compatibility.

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