uart_conf.h File Reference

UART configuration for the RP2350. More...

Detailed Description

UART configuration for the RP2350.

Author

Tom Hert git@a.nosp@m.nnsa.nosp@m.nn.eu

Definition in file uart_conf.h.

#include "RP2350.h"
#include "macros/units.h"
#include "periph_cpu.h"

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#define	BAUDRATE   115200u
	UART baud rate in bits per second.
#define	IBRD   ((((8u * CPUFREQ) + BAUDRATE) / (2u * BAUDRATE)) / 64u)
	Integer baud rate divisor.
#define	FBRD   ((((8u * CPUFREQ) + BAUDRATE) / (2u * BAUDRATE)) % 64u)
	Fractional baud rate divisor.
#define	UART_UARTCR_UARTEN_BITS   (1u << 0u)
	UART enable bit in control register.
#define	UART_UARTCR_RXE_BITS   (1u << 9u)
	UART receive enable bit in control register.
#define	UART_UARTCR_TXE_BITS   (1u << 8u)
	UART transmit enable bit in control register.
#define	UART_UARTFR_RXFF_BITS   (1u << 6u)
	UART receive FIFO full flag bit in flag register.
#define	UART_UARTFR_TXFE_BITS   (1u << 7u)
	UART transmit FIFO empty flag bit in flag register.