Matt Briggs / Mbed OS xDotBridge_update_dev_latest

Fork to see if I can get working

Dependencies:   BufferedSerial OneWire WinbondSPIFlash libxDot-dev-mbed5-deprecated

Fork of xDotBridge_update_test20180823 by Matt Briggs

xDotBridge/inc/nBitAnalogLadder.h@31:9c535a708ae9, 2017-01-23 (annotated)

Committer:
Matt Briggs
Date:
Mon Jan 23 09:02:45 2017 -0700
Revision:
31:9c535a708ae9
Child:
33:c7bb3fbc024a
Adding code for analog ladder

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Matt Briggs 31:9c535a708ae9 1 /*
Matt Briggs 31:9c535a708ae9 2 * nBitAnalogLadder.h
Matt Briggs 31:9c535a708ae9 3 *
Matt Briggs 31:9c535a708ae9 4 * This library converts analog voltage to to a bit value. This is a table based implementation
Matt Briggs 31:9c535a708ae9 5 * so the thresholds are hard-coded and can be adjusted.
Matt Briggs 31:9c535a708ae9 6 *
Matt Briggs 31:9c535a708ae9 7 */
Matt Briggs 31:9c535a708ae9 8
Matt Briggs 31:9c535a708ae9 9 #ifndef XDOTBRIDGE_INC_NBITANALOGLADDER_H_
Matt Briggs 31:9c535a708ae9 10 #define XDOTBRIDGE_INC_NBITANALOGLADDER_H_
Matt Briggs 31:9c535a708ae9 11
Matt Briggs 31:9c535a708ae9 12 const uint8_t TABLE_MIN_IDX = 0;
Matt Briggs 31:9c535a708ae9 13 const uint8_t TABLE_MAX_IDX = 1;
Matt Briggs 31:9c535a708ae9 14 const float NOM_VCC = 3.3; // Used so table values can be in voltage not relative values
Matt Briggs 31:9c535a708ae9 15
Matt Briggs 31:9c535a708ae9 16 // Use voltage values in numerator
Matt Briggs 31:9c535a708ae9 17 const float tenValueTable [][2] = {
Matt Briggs 31:9c535a708ae9 18 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 0
Matt Briggs 31:9c535a708ae9 19 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 1
Matt Briggs 31:9c535a708ae9 20 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 2
Matt Briggs 31:9c535a708ae9 21 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 3
Matt Briggs 31:9c535a708ae9 22 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 4
Matt Briggs 31:9c535a708ae9 23 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 5
Matt Briggs 31:9c535a708ae9 24 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 6
Matt Briggs 31:9c535a708ae9 25 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 7
Matt Briggs 31:9c535a708ae9 26 {0.0/NOM_VCC, 0.1/NOM_VCC}, // 8
Matt Briggs 31:9c535a708ae9 27 {0.0/NOM_VCC, 0.1/NOM_VCC} // 9
Matt Briggs 31:9c535a708ae9 28 };
Matt Briggs 31:9c535a708ae9 29
Matt Briggs 31:9c535a708ae9 30 uint8_t convAnalogLadder (const float &analogV, const float *valueTable, uint8_t nVals);
Matt Briggs 31:9c535a708ae9 31
Matt Briggs 31:9c535a708ae9 32 #endif /* XDOTBRIDGE_INC_NBITANALOGLADDER_H_ */