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#pragma once
// C++ system level
// #include <functional>
// ESP32 specific
// #include "esp_log.h"
// project specific
#include <SpiderLib.hpp>
// qthing stuff
// #include <qthing>
// misc
// #include ""
namespace MAX31856 {
enum PowerlineFrequencyRejection : u8 {
F60Hz = 0,
F50Hz = 1
};
enum ThermocoupleType : u8 {
B_Type = 0x00,
E_TYPE = 0x01,
J_TYPE = 0x02,
K_TYPE = 0x03,
N_TYPE = 0x04,
R_TYPE = 0x05,
S_TYPE = 0x06,
T_TYPE = 0x07
};
// #################################
// ### ###
// ### Register Declarations ###
// ### ###
// #################################
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union CR0 {
struct __attribute__((packed)) {
u8 PWRLNRJ : 1; // Power Line Rejection Mode (0 = 60Hz; 1 = 50Hz)
u8 FAULTCLR : 1;
u8 FAULT : 1;
u8 CJ : 1;
u8 OCFAULT : 2;
u8 ONESHOT : 1;
u8 CMODE : 1;
};
u8 value = 0x00;
static constexpr u8 addr = 0x00;
};
union CR1 {
struct __attribute__((packed)) {
u8 TCTYPE : 4; // see enum: ThermocoupleType
u8 AVGSEL : 3;
u8 _reserved_ : 1;
};
u8 value = 0x00;
static constexpr u8 addr = 0x01;
};
union MASK {
struct __attribute__((packed)) {
u8 OpenFAULTMask : 1;
u8 OVUVFAULTMask : 1;
u8 TCLowFAULTMask : 1;
u8 TCHighFAULTMask : 1;
u8 CJLowFAULTMask : 1;
u8 CJHighFAULTMask : 1;
u8 _reserved_ : 2;
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};
u8 value = 0x00;
static constexpr u8 addr = 0x02;
};
union CJHF {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x03;
};
union CJLF {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x04;
};
union LTHFTH {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x05;
};
union LTHFTL {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x06;
};
union LTLFTH {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x07;
};
union LTLFTL {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x08;
};
union CJTO {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x09;
};
union CJTH {
struct __attribute__((packed)) {
};
u8 value = 0x00;
static constexpr u8 addr = 0x0A;
};
union CJTL {
struct __attribute__((packed)) {
};
union SR {
// Info: Read only!
struct __attribute__((packed)) {
bool OPEN : 1;
bool OVUV : 1;
bool TCLOW : 1;
bool TCHIGH : 1;
bool CJLOW : 1;
bool CJHIGH : 1;
bool TCRANGE : 1;
bool CJRANGE : 1;
};
u8 value = 0x00;
static constexpr u8 addr = 0x0F;
};
// #################################
// #################################
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class SoftSPI {
public:
SoftSPI(u8 miso, u8 mosi, u8 sclk, u8 cs);
void writeU8(u8 addr, u8 value);
u8 readU8(u8 addr);
const u8 cs;
const u8 mosi;
const u8 miso;
const u8 sclk;
protected:
void setMOSI(bool value);
void setSCLK(bool value);
void setCS(bool value);
bool getMISO();
SpiderLib::ManagedMutex mutex;
};
class MAX31856 {
public:
MAX31856(u8 miso, u8 mosi, u8 sclk, u8 cs);
// Methods below are semi-public: From a hidden-box model perspective they should be protected
// but from my POV they can be public as the user CANNOT misuse them in any way
// TODO: elaborate on this…
u8 readAddr ();
u8 writeAddr();
void setPwrLnRjFrq(PowerlineFrequencyRejection pfr); // TODO: Better Name…?!
PowerlineFrequencyRejection getPwrLnRjFrq(); // TODO: Better Name…?!
void setThermocoupleType(ThermocoupleType tc);
ThermocoupleType getThermocoupleType();
bool isTCOpenCircuit(); // fault bit
bool isTCOVUV(); // fault bit
bool isTCLOW(); // fault bit
bool isTCHIGH(); // fault bit
bool isCJLOW(); // fault bit
bool isCJHIGH(); // fault bit
bool isTCRANGE(); // fault bit
bool isCJRANGE(); // fault bit
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void mainLoop();
const u8 cs;
const u8 mosi;
const u8 miso;
const u8 sclk;
protected:
SoftSPI* spi;
// bool getIRQState();
//void mainLoop();
SpiderLib::ManagedMutex mutex;
SpiderLib::Util::LambdaTask* loopTask = NULL;
};
}