Sami Alshorman / Mbed 2 deprecated BluetoothNONIN

Pulse Oximeter (NONIN) communicates with mbed via Bluetooth dongle and sends Heart Rate and Oxygen Saturation via GPRS module

Dependencies:   C12832 GPS GSM mbed

Fork of myBlueUSB_localfix by Nobuaki Aoki

AvailableMemory/AvailableMemory.cpp@3:55a622e3dbb5, 2015-04-14 (annotated)

Committer:
samialshorman
Date:
Tue Apr 14 21:48:07 2015 +0000
Revision:
3:55a622e3dbb5
Parent:
0:003889bc474f 
Nonin (Pulse Oximeter) connected to mbed lpc 1768 by Bluetooth dongle and sends SMS including Heart Rate and Oxygen saturation by GPRS module

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nobukuma 0:003889bc474f 1 #include "AvailableMemory.h"
nobukuma 0:003889bc474f 2 #include <stdlib.h>
nobukuma 0:003889bc474f 3
nobukuma 0:003889bc474f 4 namespace segundo {
nobukuma 0:003889bc474f 5 namespace Utilities {
nobukuma 0:003889bc474f 6
nobukuma 0:003889bc474f 7 int AvailableMemory(int resolution, int maximum, bool disableInterrupts) {
nobukuma 0:003889bc474f 8
nobukuma 0:003889bc474f 9 if (resolution < 1) resolution = 1;
nobukuma 0:003889bc474f 10 if (maximum < 0) maximum = 0;
nobukuma 0:003889bc474f 11
nobukuma 0:003889bc474f 12 int low = 0;
nobukuma 0:003889bc474f 13 int high = maximum + 1;
nobukuma 0:003889bc474f 14
nobukuma 0:003889bc474f 15 if (disableInterrupts) __disable_irq();
nobukuma 0:003889bc474f 16
nobukuma 0:003889bc474f 17 while (high - low > resolution) {
nobukuma 0:003889bc474f 18 int mid = (low + high) / 2;
nobukuma 0:003889bc474f 19 void* p = malloc(mid);
nobukuma 0:003889bc474f 20 if (p == NULL) {
nobukuma 0:003889bc474f 21 high = mid;
nobukuma 0:003889bc474f 22 } else {
nobukuma 0:003889bc474f 23 free(p);
nobukuma 0:003889bc474f 24 low = mid;
nobukuma 0:003889bc474f 25 }
nobukuma 0:003889bc474f 26 }
nobukuma 0:003889bc474f 27
nobukuma 0:003889bc474f 28 if (disableInterrupts) __enable_irq();
nobukuma 0:003889bc474f 29
nobukuma 0:003889bc474f 30 return low;
nobukuma 0:003889bc474f 31 }
nobukuma 0:003889bc474f 32
nobukuma 0:003889bc474f 33 } // namespace Utilities
nobukuma 0:003889bc474f 34 } // namespace segundo