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Semaphores Family
Binary Semaphore Counting Semaphore Mutex Recursive Mutex
I²C (Inter-Integrated Circuit)
What is I2C I2C is pronounced "eye-squared see". It is also known as "TWI" because of the initia...
Queues
RTOS Queues There are standard queues, or <vector> in C++, but RTOS queues should almost a...
Mutexes
Semaphores vs Mutexs Semaphores and mutexes are nearly the same construct except that mutexes ha...
Nested Vector Interrupt Controller (NVIC)
Objective This tutorial demonstrates how to use interrupts on a processor. In general, you will ...
UART (Universal Asynchronous Receiver-Transmitter)
Objective The objective of this lesson is to understand UART, and use two boards and setup UART ...
GPIO
Objective To be able to General Purpose Input Output (GPIO), to generate digital output signals ...
ADC (Analog to Digital Converter)
Objective To learn about the use of ADCs, their different types, their related parameters, and h...
Pin Selection and Pin Mode
Objective Know how to select a specific functionality of a given LPC17xx pin. Know how to select...
Lab Assignment: GPIO
Objective To grow your skills in the following: Manipulating a microcontroller's registers in ...
Bitmasking
Bitmasking Tutorial Bit-masking is a technique to selectively modify individual bits without aff...
EventGroups
Event group APIs can be used to monitor a set of tasks. A software watchdog in an embedded system...
Watchdogs
Watchdog is a timer which can continuously check if there is any malfunction in the system operat...
External Components
ADC Ultrasonic Proximity Sensor #include “adc0.h” int main(void) { int reading = 0;...
Block Diagrams
Board Block Diagrams The block diagrams below show the connectivity to various different chips o...
Adding Additional Source Code
C++ File Adding C++ code is simple. Simply add your *.hpp and *.cpp files and you are good to go...
Command Line Interface
Add a Terminal Command /* At terminal.cpp, add the following code at the taskEntry() function */...
FreeRTOS
FreeRTOS void vTaskCode( void * pvParameters ) { /* Grab Parameter */ uint32_t c = (u...