SYNQUACER_I2C_CLK_MASTER_STD
(((SYNQUACER_I2C_CLK_MASTER_STD(rate) - 1) >> 5) \
((SYNQUACER_I2C_CLK_MASTER_STD(rate) - 65) \
((SYNQUACER_I2C_CLK_MASTER_STD(rate) - 1) \