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EM6605 - 4 bit Microcontroller
Features
• Low Power - typical 4.0µA active mode - typical 2.5µA standby mode - typical 0.3µA sleep mode @ 1.8V, 32kHz, 25 °C • Low Voltage - 1.8 to 5.5V • RC oscillator 30 - 300kHz • buzzer - three tone • ROM - 2k × 16 (Mask Programmed) • RAM - 96 × 4 (User Read/Write) • 2 clocks per instruction cycle • RISC architecture • 4 software configurable 4-bit ports • Up to 16 inputs (4 ports) • Up to 12 outputs (3 ports) • Serial (Output) Write buffer - SWB • Voltage level detection • Analogue watchdog • Timer watchdog • 8 bit timer / event counter • Internal interrupt sources (timer, event counter, prescaler) • External interrupt sources (portA + portC) Figure 1.Architecture
Figure 2.