firmware/src/detect/ScanI2C.h at e33cc4c042ca83aeb392a7d04427adb2f84bdc08 · meshtastic/firmware · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
#pragma once

#include <stddef.h>
#include <stdint.h>

class ScanI2C
{
  public:
    typedef enum DeviceType {
        NONE,
        SCREEN_SSD1306,
        SCREEN_SH1106,
        SCREEN_UNKNOWN, // has the same address as the two above but does not respond to the same commands
        SCREEN_ST7567,
        RTC_RV3028,
        RTC_PCF8563,
        RTC_PCF85063,
        RTC_RX8130CE,
        CARDKB,
        TDECKKB,
        BBQ10KB,
        RAK14004,
        PMU_AXP192_AXP2101, // has the same adress as the TCA8418KB
        BME_680,
        BME_280,
        BMP_280,
        BMP_085,
        BMP_3XX,
        INA260,
        INA219,
        INA3221,
        MAX17048,
        MCP9808,
        SHT31,
        SHT4X,
        SHTC3,
        SHTXX,
        LPS22HB,
        QMC6310U,
        QMC6310N,
        QMI8658,
        QMC5883L,
        HMC5883L,
        MMC5983MA,
        QMC6309,
        PMSA003I,
        QMA6100P,
        MPU6050,
        LIS3DH,
        BMA423,
        BQ24295,
        LSM6DS3,
        TCA9535,
        TCA9555,
        VEML7700,
        RCWL9620,
        NCP5623,
        LP5562,
        TSL2591,
        OPT3001,
        MLX90632,
        MLX90614,
        AHT10,
        BMX160,
        DFROBOT_LARK,
        NAU7802,
        FT6336U,
        STK8BAXX,
        ICM20948,
        ICM42607P,
        SCD4X,
        MAX30102,
        TPS65233,
        MPR121KB,
        CGRADSENS,
        INA226,
        NXP_SE050,
        DFROBOT_RAIN,
        DPS310,
        LTR390UV,
        RAK12035,
        TCA8418KB,
        PCT2075,
        CST328,
        BQ25896,
        BQ27220,
        LTR553ALS,
        BHI260AP,
        BMM150,
        TSL2561,
        DRV2605,
        BH1750,
        DA217,
        CHSC6X,
        CST226SE,
        CST3530,
        BMI270,
        SEN5X,
        SFA30,
        CW2015,
        SCD30,
        ADS1115,
        IIS2MDCTR,
        ISM330DHCX,
        SPA06,
        STC8HKB, // STC8H companion-MCU keypad (ThinkNode-M9)
    } DeviceType;

    // typedef uint8_t DeviceAddress;
    typedef enum I2CPort {
        NO_I2C,
        WIRE,
        WIRE1,
    } I2CPort;

    typedef struct DeviceAddress {
        // set default values for ADDRESS_NONE
        I2CPort port = I2CPort::NO_I2C;
        uint8_t address = 0;

        explicit DeviceAddress(I2CPort port, uint8_t address);
        DeviceAddress();

        bool operator<(const DeviceAddress &other) const;
    } DeviceAddress;

    static const DeviceAddress ADDRESS_NONE;

    typedef uint8_t RegisterAddress;

    typedef struct FoundDevice {
        DeviceType type;
        DeviceAddress address;

        explicit FoundDevice(DeviceType = DeviceType::NONE, DeviceAddress = ADDRESS_NONE);
    } FoundDevice;

    static const FoundDevice DEVICE_NONE;

  public:
    ScanI2C();

    virtual void scanPort(ScanI2C::I2CPort);
    virtual void scanPort(ScanI2C::I2CPort, uint8_t *, uint8_t);

    /*
     * A bit of a hack, this tells the scanner not to tell later systems there is a screen to avoid enabling it.
     */
    void setSuppressScreen();

    FoundDevice firstScreen() const;

    FoundDevice firstRTC() const;

    FoundDevice firstKeyboard() const;

    FoundDevice firstAccelerometer() const;

    FoundDevice firstMagnetometer() const;

    FoundDevice firstAQI() const;

    FoundDevice firstRGBLED() const;

    virtual FoundDevice find(DeviceType) const;

    virtual bool exists(DeviceType) const;

    virtual size_t countDevices() const;

  protected:
    virtual FoundDevice firstOfOrNONE(size_t, DeviceType[]) const;

  private:
    bool shouldSuppressScreen = false;
};