USART guard time and prescaler register
PSC | Prescaler value 1 (B_0x1_IRDA_LOW_POWER_AND_NORMAL_IRDA_MODE): divides the source clock by 1 2 (B_0x2_IRDA_LOW_POWER_AND_NORMAL_IRDA_MODE): divides the source clock by 2 3 (B_0x3_SMARTCARD_MODE): divides the source clock by 6 |
GT | Guard time value |