Microcontrolador 89S8253. 

Microcontrolador que possui um sistema de facil gravagem de programas, podendo ser gravado através da porta paralela do computador e com a própria protoboard. Obs: para receber o desenho simplificado do circuito de gravação nos contacte via e-mail.


características
• Compatível com MCS-51 ®
produtos • 12K Bytes of In-System Programmable (ISP) Flash Program Memory 
– SPI Serial Interface for Program Downloading 
– Endurance: 10,000 Write/Erase Cycles 
• 2K Bytes EEPROM Data Memory 
– Endurance: 100,000 Write/Erase Cycles 
• 64-byte User Signature Array 
• Fully Static Operation: 0 Hz to 24 MHz 
• Three-level Program Memory Lock 
• 256 x 8-bit Internal RAM 
• 32 Programmable I/O Lines 
• Three 16-bit Timer/Counters 
• Nine Interrupt Sources 
• Enhanced UART Serial Port with Framing Error Detection and Automatic Address Recognition 
• Enhanced SPI (Double Write/Read Buffered) Serial Interface 
• Low-power Idle and Power-down Modes 
• Interrupt Recovery from Power-down Mode 
• Programmable Watchdog Timer 
• Dual Data Pointer 
• Power-off Flag 
• Four-level Enhanced Interrupt Controller 
• Programmable and Fuseable x2 Clock Option 
• Internal Power-on Reset 
• Green (Pb/Halide-free) Packaging Option
ACEITAMOS MERCADO PAGO