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Added support for new i2c drivers

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nopnop2002
2025-06-14 16:50:49 +09:00
parent c4d8e72e8e
commit 4b722e35c7
8 changed files with 236 additions and 92 deletions
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40
components/mpr121/mpr121.h
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@@ -40,6 +40,26 @@
#include "mpr121_defs.h"
#if (ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 2, 0))
#include "driver/i2c_master.h"
#else
#include "driver/i2c.h"
#endif
#define I2C_MASTER_FREQ_HZ 400000 /*!< I2C master clock frequency. no higher than 1MHz for now */
#define I2C_TICKS_TO_WAIT 100 // Maximum ticks to wait before issuing a timeout.
#define NOT_INITED_BIT 0
#define ADDRESS_UNKNOWN_BIT 1
#define READBACK_FAIL_BIT 2
#define OVERCURRENT_FLAG_BIT 3
#define OUT_OF_RANGE_BIT 4
#if CONFIG_I2C_PORT_0
#define I2C_NUM I2C_NUM_0
#else
#define I2C_NUM I2C_NUM_1
#endif
// idea behind this is to create a settings structure that we can use to store
// all the setup variables for a particular setup - comes pre-instantiated with
@@ -107,10 +127,14 @@ typedef struct
} MPR121_settings_type;
typedef struct {
uint8_t address;
uint8_t _address;
#if (ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(5, 2, 0))
i2c_master_bus_handle_t _i2c_bus_handle;
i2c_master_dev_handle_t _i2c_dev_handle;
#endif
MPR121_settings_type defaultSettings;
uint8_t ECR_backup; // so we can re-enable the correct number of electrodes
// when recovering from stop mode
uint8_t ECR_backup; // so we can re-enable the correct number of electrodes when recovering from stop mode
uint8_t error;
bool running;
uint8_t interruptPin;
@@ -118,9 +142,8 @@ typedef struct {
int16_t filteredData[13];
int16_t baselineData[13];
uint16_t touchData;
uint16_t lastTouchData;
bool autoTouchStatusFlag; // we use this to catch touch / release events that happen
// during other update calls
uint16_t lastTouchData; // we use this to catch touch / release events that happen during other update calls
bool autoTouchStatusFlag;
} MPR121_t;
@@ -226,6 +249,10 @@ enum mpr121_SFI_type
// -------------------- BASIC FUNCTIONS --------------------
void i2c_setRegister(MPR121_t * dev, uint8_t reg, uint8_t value);
uint8_t i2c_getRegister(MPR121_t * dev, uint8_t reg);
void i2c_register(MPR121_t * dev, int16_t sda, int16_t scl);
void MPR121_type(MPR121_t * dev);
// begin() must be called before using any other function
@@ -428,6 +455,5 @@ void MPR121_setSFI(MPR121_t * dev, uint8_t SFI);
//extern MPR121_type MPR121;
#endif // MPR121_H