libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
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Go to the source code of this file.
Macros | |
#define | I2C_FLTR(i2c_base) MMIO32((i2c_base) + 0x24) |
FLTR register (I2Cx_FLTR) (noise filter) More... | |
#define | I2C1_FLTR I2C_FLTR(I2C1) |
#define | I2C2_FLTR I2C_FLTR(I2C2) |
#define | I2C3_FLTR I2C_FLTR(I2C3) |
#define | I2C_FLTR_DNF_MASK 0xF |
Bits [3:0] DNF - Digital noise filter These bits configure a digital noise filter on SDA and SCL pins. More... | |
#define | I2C_FLTR_DNF_SHIFT 0 |
#define | I2C_FLTR_ANOFF (1<<4) |
Bit 4 - Analog Noise filter disable Turns off the built in analog noise filter. More... | |