Memorex MVDP1085-BLW Service Manual - Page 30

ATtiny13 VCC GND Instruction Register Instruction Decoder Control Lines Stack Pointer 8-Bit Databus Watchdog Oscillator Sram Program Counter Program Flash General Purpose Registers X Y Z ALU Watchdog Timer MCU Control Register MCU Status Register Timer/ Counter0 Interrupt Logic Programming Logic Data EEprom Status Register Calibrated Internal Oscillator Timing and Control ADC/ Analog Comparator Data Register Port B Data Dir. Reg. Port B Port B Drivers PB0-PB5 Reset CLKI BD1937G Vin SW Q1 GND Thermaal Shutdown TSD S QD Current Sense Control 300kohm SHDNB PWMcomp Erramp FB - + - + + OSC 31