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DeviceCounters.h
- Committer:
- Diletant
- Date:
- 2016-05-09
- Revision:
- 156:e68ee0bcdcda
- Child:
- 161:efd949e8d536
File content as of revision 156:e68ee0bcdcda:
#ifndef __DEVICE_COUNTERS_H__ #define __DEVICE_COUNTERS_H__ typedef struct _DeviceCountersSettings { } DeviceCountersSettings; typedef struct _DeviceCountersState { int32_t delta[32]; //Cyclic buffer of QEI counts: with (32 * oscillation frequency) int32_t angle; //Sum of delta buffer - Angle accumulated for 1 vibro cycle int32_t displacement; //Sum of last 16 deltas minus sum of previous 16 deltas from delta buffer - displacement int32_t amplitude; //Sum of positive displacements minus negative displacements from last 32 displacements - "dither amplitude" int32_t frequency; //Sum of positive deltas minus negative deltas from last 32 deltas - dither "frequency" int32_t accumulator; //Angle accumulated between host requests, or between periodic answers } DeviceCountersState; typedef struct _DeviceCounters { DeviceCountersSettings settings; DeviceCountersState state; } DeviceCounters; void InitCountersWithDefaults(void); void InitCounters(void); void DeviceCount(void); #endif /* __DEVICE_COUNTERS_H__ */