rp2/machine_i2c: Use pico-sdk's default pins for I2C.
Inherits the default values for whichever instance is PICO_DEFAULT_I2C. Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
This commit is contained in:
parent
29437205f2
commit
315e74236f
|
@ -35,14 +35,24 @@
|
|||
#define DEFAULT_I2C_FREQ (400000)
|
||||
|
||||
#ifndef MICROPY_HW_I2C0_SCL
|
||||
#if PICO_DEFAULT_I2C == 0
|
||||
#define MICROPY_HW_I2C0_SCL (PICO_DEFAULT_I2C_SCL_PIN)
|
||||
#define MICROPY_HW_I2C0_SDA (PICO_DEFAULT_I2C_SDA_PIN)
|
||||
#else
|
||||
#define MICROPY_HW_I2C0_SCL (9)
|
||||
#define MICROPY_HW_I2C0_SDA (8)
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifndef MICROPY_HW_I2C1_SCL
|
||||
#if PICO_DEFAULT_I2C == 1
|
||||
#define MICROPY_HW_I2C1_SCL (PICO_DEFAULT_I2C_SCL_PIN)
|
||||
#define MICROPY_HW_I2C1_SDA (PICO_DEFAULT_I2C_SDA_PIN)
|
||||
#else
|
||||
#define MICROPY_HW_I2C1_SCL (7)
|
||||
#define MICROPY_HW_I2C1_SDA (6)
|
||||
#endif
|
||||
#endif
|
||||
|
||||
// SDA/SCL on even/odd pins, I2C0/I2C1 on even/odd pairs of pins.
|
||||
#define IS_VALID_SCL(i2c, pin) (((pin) & 1) == 1 && (((pin) & 2) >> 1) == (i2c))
|
||||
|
|
Loading…
Reference in New Issue