Kazuaki Hongu / ADS1100

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ADS1100.h@3:7c8d1aa80a9d, 2018-07-02 (annotated)

Committer:
hongu
Date:
Mon Jul 02 13:25:18 2018 +0000
Revision:
3:7c8d1aa80a9d
Parent:
2:7ee26d7e2997 
last commit ... maybe

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hongu 2:7ee26d7e2997 1 //**********************
hongu 0:b211ff96822b 2 // ADS1100.h for mbed
hongu 0:b211ff96822b 3 //
hongu 0:b211ff96822b 4 // Each ADS1100 is marked with "ADx".
hongu 0:b211ff96822b 5 // Please write the 'x' to the "addr" argument.
hongu 0:b211ff96822b 6 //
hongu 0:b211ff96822b 7 // (C)Copyright 2018 All rights reserved by K.Hongu
hongu 0:b211ff96822b 8 //**********************
hongu 0:b211ff96822b 9
hongu 0:b211ff96822b 10 #ifndef ADS1100_H_
hongu 0:b211ff96822b 11 #define ADS1100_H_
hongu 0:b211ff96822b 12
hongu 3:7c8d1aa80a9d 13 #define ADS1100_ADDR 0b10010000
hongu 0:b211ff96822b 14
hongu 0:b211ff96822b 15 typedef union {
hongu 2:7ee26d7e2997 16 char UC;
hongu 0:b211ff96822b 17 struct {
hongu 3:7c8d1aa80a9d 18 unsigned char PGA:2; //GAIN: 00=1, 01=2, 10=4, 11=8
hongu 3:7c8d1aa80a9d 19 unsigned char DR:2; //00=128SPS, 01=32SPS, 10=16SPS, 11=8SPS
hongu 0:b211ff96822b 20 unsigned char SC:1; //0=continuous, 1=single
hongu 3:7c8d1aa80a9d 21 unsigned char RE:2; //must be 00
hongu 3:7c8d1aa80a9d 22 unsigned char ST:1; //0
hongu 0:b211ff96822b 23 } bit;
hongu 0:b211ff96822b 24 } CONFIG;
hongu 0:b211ff96822b 25
hongu 0:b211ff96822b 26 typedef union {
hongu 3:7c8d1aa80a9d 27 short S;
hongu 0:b211ff96822b 28 struct {
hongu 2:7ee26d7e2997 29 char UB; //upper Byte (8bit)
hongu 2:7ee26d7e2997 30 char LB; //lpper Byte (8bit)
hongu 2:7ee26d7e2997 31 } byte;
hongu 0:b211ff96822b 32 } RESULT;
hongu 0:b211ff96822b 33
hongu 2:7ee26d7e2997 34 class ADS1100{
hongu 2:7ee26d7e2997 35 public:
hongu 2:7ee26d7e2997 36 ADS1100 (PinName sda, PinName scl, char addr);
hongu 2:7ee26d7e2997 37 ADS1100 (I2C& p_i2c, char addr);
hongu 2:7ee26d7e2997 38 void init(char addr);
hongu 3:7c8d1aa80a9d 39 void init();
hongu 3:7c8d1aa80a9d 40 short get();
hongu 3:7c8d1aa80a9d 41 // char get();
hongu 2:7ee26d7e2997 42
hongu 2:7ee26d7e2997 43 protected:
hongu 2:7ee26d7e2997 44 I2C _i2c;
hongu 2:7ee26d7e2997 45 CONFIG config;
hongu 2:7ee26d7e2997 46 RESULT result;
hongu 2:7ee26d7e2997 47 char buf[3];
hongu 2:7ee26d7e2997 48 char address;
hongu 2:7ee26d7e2997 49 };
hongu 2:7ee26d7e2997 50 #endif /* ADS1100_H_ */