INTRODUCTION
The ST10F166 is the FLASH memory members of the ST10 family of microcontrollers developed and produced by SGS-THOMSON Microelectronics in CMOS technology. they combine high CPU performance (up to 10 million instructions per second) with high peripheral functionality, enhanced IO-capabilities and an on-chip reprogrammable 32 KByte Flash Memory.

■ High Performance 16-bit CPU with 4-Stage Pipeline
■ 100 ns Instruction Cycle Time at 20 MHz CPU Clock
■ 500 ns Multiplication (16 × 16 bit), 1 µs Division (32 / 16 bit)
■ Enhanced Boolean Bit Manipulation Facilities
■ Register-Based Design with Multiple Variable Register Banks
■ Single-Cycle Context Switching Support
■ Up to 256 KBytes Linear Address Space for Code and Data
■ 1 KByte On-Chip RAM
■ 32 KBytes On-Chip Flash EPROM with Bank Erase Feature
■ Protection-Optional Flash Memory
■ Dedicated Flash Control Register with Operation Lock Mechanism
■ 12 V External Flash Programming Voltage
■ Flash Program Verify and Erase Verify Modes
■ 1000 Flash Program/Erase Cycles guaranteed
■ Programmable External Bus Characteristics for Different Address Ranges
■ 8-Bit or 16-Bit External Data Bus
■ Multiplexed or Demultiplexed External Address/ Data Buses
■ Hold and Hold-Acknowledge Bus Arbitration Support
■ 512 Bytes On-Chip Special Function Register Area
■ Idle and Power Down Modes
■ 8-Channel Interrupt-Driven Single-Cycle Data Transfer Facilities via Peripheral Event Controller (PEC)
■ 16-Priority-Level Interrupt System
■ 10-Channel 10-bit A/D Converter with 9.7 µs Conversion Time (ST10F166)
■ 16-Channel Capture/Compare Unit
■ Two Multi-Functional General Purpose Timer Units with 5 Timers
■ Two Serial Channels (USARTs)
■ Programmable Watchdog Timer
■ Up to 76 General Purpose I/O Lines
■ Supported by a Wealth of Development Tools like C-Compilers, Macro-Assembler Packages, Emulators, Evaluation Boards, HLL-Debuggers, Simulators, Logic Analyzer Disassemblers, Programming Boards
■ On-Chip Bootstrap Loader
■ 100-Pin Plastic PQFP Package