Exemplos de MMA_AXIS_SIGNED_VALUE em C++ (Cpp)

Exemplo n.º 1

Arquivo: accel.c Projeto: gradoj/micropython

/// \method filtered_xyz()
/// Get a 3-tuple of filtered x, y and z values.
STATIC mp_obj_t pyb_accel_filtered_xyz(mp_obj_t self_in) {
    pyb_accel_obj_t *self = self_in;

    memmove(self->buf, self->buf + NUM_AXIS, NUM_AXIS * (FILT_DEPTH - 1) * sizeof(int16_t));

    uint8_t data[NUM_AXIS];
    HAL_I2C_Mem_Read(&I2CHandle1, MMA_ADDR, MMA_REG_X, I2C_MEMADD_SIZE_8BIT, data, NUM_AXIS, 200);

    mp_obj_t tuple[NUM_AXIS];
    for (int i = 0; i < NUM_AXIS; i++) {
        self->buf[NUM_AXIS * (FILT_DEPTH - 1) + i] = MMA_AXIS_SIGNED_VALUE(data[i]);
        int32_t val = 0;
        for (int j = 0; j < FILT_DEPTH; j++) {
            val += self->buf[i + NUM_AXIS * j];
        }
        tuple[i] = mp_obj_new_int(val);
    }

    return mp_obj_new_tuple(3, tuple);
}

Exemplo n.º 2

Arquivo: accel.c Projeto: learnforpractice/micropython

/// \method filtered_xyz()
/// Get a 3-tuple of filtered x, y and z values.
STATIC mp_obj_t pyb_accel_filtered_xyz(mp_obj_t self_in) {
    pyb_accel_obj_t *self = self_in;

    memmove(self->buf, self->buf + NUM_AXIS, NUM_AXIS * (FILT_DEPTH - 1) * sizeof(int16_t));

    uint8_t data[NUM_AXIS] = { MMA_REG_X };
    i2c_writeto(I2C1, MMA_ADDR, data, 1, false);
    i2c_readfrom(I2C1, MMA_ADDR, data, 3, true);

    mp_obj_t tuple[NUM_AXIS];
    for (int i = 0; i < NUM_AXIS; i++) {
        self->buf[NUM_AXIS * (FILT_DEPTH - 1) + i] = MMA_AXIS_SIGNED_VALUE(data[i]);
        int32_t val = 0;
        for (int j = 0; j < FILT_DEPTH; j++) {
            val += self->buf[i + NUM_AXIS * j];
        }
        tuple[i] = mp_obj_new_int(val);
    }

    return mp_obj_new_tuple(3, tuple);
}

Exemplo n.º 3

Arquivo: accel.c Projeto: gradoj/micropython

STATIC mp_obj_t read_axis(int axis) {
    uint8_t data[1];
    HAL_I2C_Mem_Read(&I2CHandle1, MMA_ADDR, axis, I2C_MEMADD_SIZE_8BIT, data, 1, 200);
    return mp_obj_new_int(MMA_AXIS_SIGNED_VALUE(data[0]));
}

Exemplo n.º 4

Arquivo: accel.c Projeto: learnforpractice/micropython

STATIC mp_obj_t read_axis(int axis) {
    uint8_t data[1] = { axis };
    i2c_writeto(I2C1, MMA_ADDR, data, 1, false);
    i2c_readfrom(I2C1, MMA_ADDR, data, 1, true);
    return mp_obj_new_int(MMA_AXIS_SIGNED_VALUE(data[0]));
}