Clark Jarvis / Mbed OS mbed-cloud-example-lpc546xx-final

Mbed Cloud Example Project - LPC546xx (Completed Version)

Fork of mbed-cloud-example-lpc546xx by Clark Jarvis

Bonus_Code_Additions_Accel.txt@10:f30cd412e968, 2018-10-11 (annotated)

Committer:
clarkjarvis
Date:
Thu Oct 11 18:59:07 2018 +0000
Revision:
10:f30cd412e968
Updated Resource Creation to align with Open Mobile Alliance Registry

Who changed what in which revision?

UserRevisionLine numberNew contents of line
clarkjarvis 10:f30cd412e968 1 Bonus Lab Steps
clarkjarvis 10:f30cd412e968 2
clarkjarvis 10:f30cd412e968 3 Add the X-Value of the onboard Acceleromter
clarkjarvis 10:f30cd412e968 4 Requires importing the MMA8652 library into project
clarkjarvis 10:f30cd412e968 5 https://os.mbed.com/components/MMA8652-Accelerometer/
clarkjarvis 10:f30cd412e968 6
clarkjarvis 10:f30cd412e968 7
clarkjarvis 10:f30cd412e968 8 // Include MMA8652 header file
clarkjarvis 10:f30cd412e968 9 #include "MMA8652.h"
clarkjarvis 10:f30cd412e968 10
clarkjarvis 10:f30cd412e968 11
clarkjarvis 10:f30cd412e968 12 // Create an instantiation of the accelerometer
clarkjarvis 10:f30cd412e968 13 MMA8652 acc(P3_23, P3_24);
clarkjarvis 10:f30cd412e968 14
clarkjarvis 10:f30cd412e968 15 // Add an empty callback to support the observability of the GET request
clarkjarvis 10:f30cd412e968 16 void accel_callback(const M2MBase& object, const NoticationDeliveryStatus status){}
clarkjarvis 10:f30cd412e968 17
clarkjarvis 10:f30cd412e968 18 // Add Mbed Cloud Client Resource
clarkjarvis 10:f30cd412e968 19 MbedCloudClientResource *accel = mbedClient.create_resource("3313/0/5702", "accel_resource"); // Accelerometer / Instance / X Value
clarkjarvis 10:f30cd412e968 20 accel->set_value("0");
clarkjarvis 10:f30cd412e968 21 accel->methods(M2MMethod::GET);
clarkjarvis 10:f30cd412e968 22 accel->observable(true);
clarkjarvis 10:f30cd412e968 23 accel->attach_notification_callback(accel_callback);
clarkjarvis 10:f30cd412e968 24
clarkjarvis 10:f30cd412e968 25
clarkjarvis 10:f30cd412e968 26 // Add local variables to main() to handle storing accelerometer data
clarkjarvis 10:f30cd412e968 27 float acc_data[3];
clarkjarvis 10:f30cd412e968 28 char buffer[10];
clarkjarvis 10:f30cd412e968 29
clarkjarvis 10:f30cd412e968 30
clarkjarvis 10:f30cd412e968 31 // Add code to main while loop to periodically read and set accelerometer data
clarkjarvis 10:f30cd412e968 32 acc.ReadXYZ(acc_data);
clarkjarvis 10:f30cd412e968 33 int size = snprintf(buffer,10,"%1.4f",acc_data[0]);
clarkjarvis 10:f30cd412e968 34 accel->set_value(buffer);