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(4 points) Problem BONUS] For a MC6809 microprocessor, a RAM, and an EPROM shown in the figure below, design a Memory decoder using the 74LS138

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(4 points) Problem BONUS] For a MC6809 microprocessor, a RAM, and an EPROM shown in the figure below, design a Memory decoder using the 74LS138 decoder. Show the memory decoding map, the address range for each memory component, and the decoder memory decoder logic circuit. 4: Vcc A14 A12 A7 A6 28 27 26 25 A13 A9 A4 A11 23 A10 8 62256 21 Vss D7 D6 D5 XTAL 19 10 DO D1 D2 Vss EXTAL IRQ 17 MRDY BS 16 D3 A0 DMA/BRE MC6809 A1 DO D1 D2 D3 10 A3 Vcc Vpp A12 A7 A6 28 27 26 A4 A7 A8 A9 A10 A11 A12 D5 D6 D7 A15 A14 A13 15 24 16 25 A10 2764 2-1 20 21 D7 19 D6 D1 D2 GND 17 16 D3

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