What is the maximum directly addressable memory capacity (in bytes)? 1- 32-bit microprocessor with 32-bit instruction 2-First 8-bits consist of Opcode 3-Rest 24-bits consist operand address Discuss the impact on the system speed if the microprocessor bus has a 32-bit local address bus and a 16-bit local data bus, or a 16-bit local address bus and a 16-bit local data bus How many bits are needed for the program counter and the instruction register