Penn Electric Racing / Mbed 2 deprecated SystemManagement

System Management code

Dependencies:   mbed CANBuffer Watchdog MODSERIAL mbed-rtos xbeeRelay IAP

Fork of SystemManagement by Martin Deng

Libs/IMD/IMD.h@39:ddf38df9699e, 2015-02-11 (annotated)

Committer:
pspatel321
Date:
Wed Feb 11 23:09:57 2015 +0000
Revision:
39:ddf38df9699e
Parent:
38:8efacce315ae 
Updated CAN IDs for datalogging.  Changed profile encoding.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
pspatel321 30:91af74a299e1 1 // copied idea from http://developer.mbed.org/forum/mbed/topic/466/?page=1#comment-2457
pspatel321 30:91af74a299e1 2
pspatel321 30:91af74a299e1 3 #ifndef _FILE_IMD_H
pspatel321 30:91af74a299e1 4 #define _FILE_IMD_H
pspatel321 30:91af74a299e1 5
pspatel321 30:91af74a299e1 6 #include "mbed.h"
pspatel321 30:91af74a299e1 7
pspatel321 30:91af74a299e1 8 enum IMDstatus {
pspatel321 39:ddf38df9699e 9 OFF = 1<<0,
pspatel321 39:ddf38df9699e 10 NORMAL = 1<<1,
pspatel321 39:ddf38df9699e 11 UNDERVOLT = 1<<2,
pspatel321 39:ddf38df9699e 12 SPEEDSTART = 1<<3,
pspatel321 39:ddf38df9699e 13 ERROR = 1<<4,
pspatel321 39:ddf38df9699e 14 GROUNDERR = 1<<5,
pspatel321 39:ddf38df9699e 15 INVALID = 1<<6,
pspatel321 30:91af74a299e1 16 };
pspatel321 30:91af74a299e1 17
pspatel321 30:91af74a299e1 18 class IMD{
pspatel321 30:91af74a299e1 19 public:
pspatel321 36:0afc0fc8f86b 20 IMD(PinName _pin);
pspatel321 30:91af74a299e1 21
pspatel321 30:91af74a299e1 22 char status();
pspatel321 30:91af74a299e1 23 // Gets the insulation resistance reading
pspatel321 30:91af74a299e1 24 // Returns 0 to 50,000,000 in normal/UV modes
pspatel321 30:91af74a299e1 25 // Returns 0 or 50,000,000 in speed start (good/bad only)
pspatel321 30:91af74a299e1 26 // Nan for invalid measurement (out of permissible range)
pspatel321 30:91af74a299e1 27 // Nan for not avail. in this mode
pspatel321 30:91af74a299e1 28 float resistance();
pspatel321 30:91af74a299e1 29
pspatel321 30:91af74a299e1 30 // Interrupt function for the edge type detected
pspatel321 30:91af74a299e1 31 void edgeIRQ();
pspatel321 30:91af74a299e1 32 // Used to zero (reset) the data on timeout
pspatel321 30:91af74a299e1 33 void zeroIRQ();
pspatel321 30:91af74a299e1 34
pspatel321 30:91af74a299e1 35 private:
pspatel321 30:91af74a299e1 36 float frequency();
pspatel321 30:91af74a299e1 37 float duty();
pspatel321 30:91af74a299e1 38
pspatel321 30:91af74a299e1 39 volatile uint32_t startTime;
pspatel321 30:91af74a299e1 40 volatile uint32_t widthTicks;
pspatel321 30:91af74a299e1 41 volatile uint32_t periodTicks;
pspatel321 30:91af74a299e1 42 volatile bool first;
pspatel321 30:91af74a299e1 43
pspatel321 30:91af74a299e1 44 LPC_TIM_TypeDef *timerBase; // Base address of the active timer module
pspatel321 30:91af74a299e1 45 int pin; // Capture pin#, 0 or 1
pspatel321 30:91af74a299e1 46 int timer;
pspatel321 30:91af74a299e1 47 };
pspatel321 30:91af74a299e1 48
pspatel321 30:91af74a299e1 49 #endif