Retrieve AVR Microcontroller ATmel AT90S4433 code from its memory which include the flash and eeprom, then copy the source code into other blank AT90S4433 which will provide the same functions:
Features
· High-performance and Low-power AVR 8-bit RISC Architecture
– 118 Powerful Instructions – Most Single Cycle Execution
– 32 x 8 General Purpose Working Registers
– Up to 8 MIPS Throughput at 8 MHz
Data and Nonvolatile Program Memory
– 2K/4K Bytes of In-System Programmable Flash
Endurance 1,000 Write/Erase Cycles
– 128 Bytes of SRAM
– 128/256 Bytes of In-System Programmable EEPROM
Endurance: 100,000 Write/Erase Cycles
– Programming Lock for Flash Program and EEPROM Data Security
Peripheral Features
– One 8-bit Timer/Counter with Separate Prescaler
– Expanded 16-bit Timer/Counter with Separate Prescaler,
Compare, Capture Modes and 8-, 9- or 10-bit PWM
– On-chip Analog Comparator
– Programmable Watchdog Timer with Separate On-chip Oscillator
– Programmable UART
– 6-channel, 10-bit ADC
– Master/Slave SPI Serial Interface
Special Microcontroller Features
– Brown-Out Reset Circuit
– Enhanced Power-on Reset Circuit
– Low-Power Idle and Power Down Modes
– External and Internal Interrupt Sources
Specifications
– Low-power, High-speed CMOS Process Technology
– Fully Static Operation
Power Consumption at 4 MHz, 3V, 25°C
– Active: 3.4 mA
– Idle Mode: 1.4 mA
– Power Down Mode: <1 µA
I/O and Packages
– 20 Programmable I/O Lines
– 28-pin PDIP and 32-pin TQFP
Operating Voltage
– 2.7V – 6.0V (AT90LS2333 and AT90LS4433)
– 4.0V – 6.0V (AT90S2333 and AT90S4433)