T48C510 Datasheet | Atmel

Features / Benefits D Programmable system clock with prescaler and five different clock sources: - Up to 8-MHz crystal oscillator (system clock) - 32-k Hz crystal oscillator - RC-oscillator fully integrated - RC-oscillator with external resistor adjustment - External clock input D Wide supply-voltage range (2.4 V to 6.2 V) D Very low halt current D 4 KByte program EEPROM, 256 x 4-bit RAM D 8 hard- and software interrupt priority levels D Up to 10 external and 4 internal interrupts, bitwise maskable with programmable priority level D Up to 34 I/O lines TE SCLIN OSCIN OSCOUT AVDD VSS NRST VDD TIM1 D I/O ports - bitwise configurable with bined interrupt handling (for serial I/O applications) D 2 x 8-bit multifunction timer/counters D Coded reset and watchdog timer D Power-on reset and “brown out” function D Various power-down modes D Efficient, hardware-controlled interrupt handling D High-level programming language in q FORTH D prehensive library of useful routines D Windows 95/NT based development and programmer tools Config. EEPROM Test Sleep System clock Real time clock Master reset EEPROM 4K x 8 bit 256 x 4 bit Timer/ counter Watch- dog Prescaler Timer 1 Timer 0 Melody & buzzer MARC4 4-bit CPU core I/O bus I/O I/O 4 4 4 I/O I/O I/O Interrupt & reset I/O Interrupt I/O I/O Interrupt 4 2 I/O Port 0 Port 1 Port 5 Port...