Elron_dev/elbear_arduino_bsp
8
0
Fork 1
Code Issues Pull Requests Actions Packages Projects Releases 7 Wiki Activity

объявляются два экземпляра wire по номеру железного I2C, по дефолту используется тот, что задан для каждой платы

Browse Source
This commit is contained in:
KLASSENTS 2025-05-26 13:07:21 +07:00
parent 54ec7ed9fe
commit 37b2788851
6 changed files with 19 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libraries/Wire/src/Wire.cpp
View File

@ -295,7 +295,9 @@ extern "C" void __attribute__((optimize("O3"))) wire_interrupt_handler(uint8_t n
}
// ----------------------------- Preinstantiate Objects ----------------------------- //
TwoWire Wire = TwoWire(1);
#if I2C_COMMON_QTY>1
TwoWire Wire1 = TwoWire(0);
TwoWire Wire1 = TwoWire(1); // I2C1 is always available
#if I2C_COMMON_QTY > 1
TwoWire Wire0 = TwoWire(0); // I2C0 is available on some boards
#endif
// default interface
TwoWire& Wire = DEFAULT_WIRE;

6
libraries/Wire/src/Wire.h
View File

@ -90,9 +90,11 @@ class TwoWire : public Stream
void onRequest( void (*)(void) );
};
extern TwoWire Wire;
#if I2C_COMMON_QTY>1
extern TwoWire Wire1;
#if I2C_COMMON_QTY>1
extern TwoWire Wire0;
#endif
// default interface
extern TwoWire& Wire;
#endif

3
variants/elbear_ace_nano/pins_arduino.h
View File

@ -131,9 +131,10 @@ void spi_onBegin(uint8_t spiNum);
void spi_onEnd(uint8_t spiNum);
// I2C
#define I2C_COMMON_QTY 1
#define DEFAULT_WIRE Wire1 // use I2C1 by default
#define PIN_WIRE_SDA 18
#define PIN_WIRE_SCL 19
#define I2C_COMMON_QTY 1
static const uint8_t SDA = PIN_WIRE_SDA;
static const uint8_t SCL = PIN_WIRE_SCL;
// available frequencies

3
variants/elbear_ace_uno/pins_arduino.h
View File

@ -125,9 +125,10 @@ void spi_onBegin(uint8_t spiNum);
void spi_onEnd(uint8_t spiNum);
// I2C
#define I2C_COMMON_QTY (1)
#define DEFAULT_WIRE Wire1 // use I2C1 by default
#define PIN_WIRE_SDA (18)
#define PIN_WIRE_SCL (19)
#define I2C_COMMON_QTY (1)
static const uint8_t SDA = PIN_WIRE_SDA;
static const uint8_t SCL = PIN_WIRE_SCL;
// available frequencies

5
variants/elsomik/pins_arduino.h
View File

@ -155,12 +155,13 @@ static inline void spi_onEnd(uint8_t spiNum){}
// I2C
#define I2C_COMMON_QTY 2
// Wire (I2C1)
#define DEFAULT_WIRE Wire0 // use I2C0 by default
// Wire1 (I2C1)
#define PIN_WIRE_SDA P1_12
#define PIN_WIRE_SCL P1_13
static const uint8_t SDA = PIN_WIRE_SDA;
static const uint8_t SCL = PIN_WIRE_SCL;
// Wire1 (I2C0)
// Wire0 (I2C0)
#define PIN_WIRE_SDA1 P0_9
#define PIN_WIRE_SCL1 P0_10
static const uint8_t SDA1 = PIN_WIRE_SDA1;

5
variants/start/pins_arduino.h
View File

@ -168,12 +168,13 @@ static inline void spi_onEnd(uint8_t spiNum){}
// I2C
#define I2C_COMMON_QTY 2
// Wire (I2C1)
#define DEFAULT_WIRE Wire0 // use I2C0 by default
// Wire1 (I2C1)
#define PIN_WIRE_SDA P1_12
#define PIN_WIRE_SCL P1_13
static const uint8_t SDA = PIN_WIRE_SDA;
static const uint8_t SCL = PIN_WIRE_SCL;
// Wire1 (I2C0)
// Wire0 (I2C0)
#define PIN_WIRE_SDA1 P0_9
#define PIN_WIRE_SCL1 P0_10
static const uint8_t SDA1 = PIN_WIRE_SDA1;