Practice Questions 1 Solutions Fall 2017

PwnHero BME538 Microprocessor Systems Fall 2017 BME538 Practice Questions 1 1. In PIC32 devices, the Ports are located in: a) The core register set b) The SFR register set c) The common register set d) Anywhere in Data Ram 2. The stack: a) Has its own special location b) Is a part of the general purpose registers (GPRs) c) Is a part of the SFRs d) Is a part of the Common Data Memory 3. The PIC32mx series is classified as a a) 8 bit machine b) 64 bit machine c) 2 bit machine d) 32 bit machine e) 16 bit machine 4. Your ChipKit’s PIC32mx340f512h processor contains how much RAM? a) 512 kB b) 340 kB c) 128 bits d) 64 kB e) 32 kB 5. When we use pull-up resistors with PIC32 boards such as the ChipKit uC32 and MikroElectronika Easy PIC Fusion they a) can be valued between 1 kOhm and 10 kOHm and are connected to +5 volts b) can be valued between 1 kOhm and 10 kOHm and are connected to +3.3 volts c) are used in the pull-up process prior to full boot-up of the initialization code d) are connected between signal and ground e) prevent logic values from overloading the MIPS core 6. How many input pins are required to interface a 16 key matrix keypad? a) 4 b) 22 PwnHero.com