ezr32wg/include/periph_cpu.h

CPU specific definitions for internal peripheral handling.

TIMER_UNDEF

Override the timer undefined value.

(0xffffffff)

HAVE_TIMER_T

Override the timer type.

uint32_t tim_t

HAVE_GPIO_T

Define a custom type for GPIO pins.

uint32_t gpio_t

GPIO_PIN( x, y)

Mandatory function for defining a GPIO pins.

((x << 4) | y)

enum @70

PA = 0

port A

PB = 1

port B

PC = 2

port C

PD = 3

port D

PE = 4

port E

PF = 5

port F

CPUID_ADDR

Starting offset of CPU_ID.

(&DEVINFO->UNIQUEL)

CPUID_LEN

Length of the CPU_ID in octets.

(8U)

GPIO_UNDEF

Definition of a fitting UNDEF value.

(0xffffffff)

struct timer_conf_t

Timer configuration.

Timer configuration data.

Timer configuration options.

Define timer configuration values.

General purpose timers (GPT[0-3]) are configured consecutively and in order (without gaps) starting from GPT0, i.e. if multiple timers are enabled.

Note

The two timers must be adjacent to each other (e.g. TIMER0 and TIMER1, or TIMER2 and TIMER3, etc.).

uint_fast8_t chn

number of channels

uint_fast8_t cfg

timer config word

timer_dev_t prescaler

the lower numbered neighboring timer

timer_dev_t timer

the higher numbered timer

cc2538.h::IRQn_Type irq

number of the higher timer IRQ channel

TIMER_TypeDef * prescaler

the lower numbered neighboring timer

TIMER_TypeDef * timer

the higher numbered timer

uint8_t pre_cmu

prescale timer bit in CMU register, the timer bit is deducted from this

uint8_t irqn

number of the higher timer IRQ channel

global IRQ channel

IRQ number of the timer device.

NRF_TIMER_Type * dev

timer device

uint8_t channels

number of channels available

uint8_t bitmode

counter width

Tc * dev

timer device

uint8_t id_ch0

ID of the timer’s first channel.

TIM_TypeDef * dev

timer device

uint32_t max

maximum value to count to (16/32 bit)

uint32_t rcc_mask

corresponding bit in the RCC register

uint8_t bus

APBx bus the timer is clock from.

struct uart_conf_t

UART device configuration.

Structure for UART configuration data.

UART configuration data.

UART module configuration options.

cc2538_uart_t * dev

pointer to the used UART device

UART device base register address.

Pointer to module hardware registers.

gpio.h::gpio_t rx_pin

pin used for RX

RX pin.

Pin used for RX.

gpio.h::gpio_t tx_pin

pin used for TX

TX pin.

Pin used for TX.

gpio.h::gpio_t cts_pin

CTS pin - set to GPIO_UNDEF when not using.

gpio.h::gpio_t rts_pin

RTS pin - set to GPIO_UNDEF when not using.

void * dev

UART, USART or LEUART device used.

Pointer to module hardware registers.

uint32_t loc

location of UART pins

CMU_Clock_TypeDef cmu

the device CMU channel

cc2538.h::IRQn_Type irq

the devices base IRQ channel

USART_TypeDef * dev

USART device used.

UART device base register address.

uint8_t loc

location of USART pins (AF)

uint8_t cmu

the device CMU channel

uint8_t irq

the devices base IRQ channel

uint32_t freq

Module clock frequency, usually CLOCK_CORECLOCK or CLOCK_BUSCLOCK.

gpio.h::gpio_t pin_rx

RX pin, GPIO_UNDEF disables RX.

gpio.h::gpio_t pin_tx

TX pin.

uint32_t pcr_rx

Pin configuration register bits for RX.

uint32_t pcr_tx

Pin configuration register bits for TX.

uint32_t * scgc_addr

Clock enable register, in SIM module.

uint8_t scgc_bit

Clock enable bit, within the register.

kinetis/include/periph_cpu.h::uart_mode_t mode

UART mode: data bits, parity, stop bits.

kinetis/include/periph_cpu.h::uart_type_t type

Hardware module type (KINETIS_UART or KINETIS_LPUART)

SercomUsart * dev

pointer to the used UART device

sam0_common/include/periph_cpu_common.h::gpio_mux_t mux

alternative function for pins

MUX used for pins.

sam0_common/include/periph_cpu_common.h::uart_rxpad_t rx_pad

pad selection for RX line

sam0_common/include/periph_cpu_common.h::uart_txpad_t tx_pad

pad selection for TX line

sam0_common/include/periph_cpu_common.h::uart_flag_t flags

set optional SERCOM flags

uint32_t gclk_src

GCLK source which supplys SERCOM.

Uart * dev

U(S)ART device used.

uint8_t pmc_id

bit in the PMC register of the device

cc2538.h::IRQn_Type irqn

IRQ number for this module.

IRQ channel.

uint32_t rcc_mask

bit in clock enable register

stm32_common/include/periph_cpu_common.h::gpio_af_t rx_af

alternate function for RX pin

stm32_common/include/periph_cpu_common.h::gpio_af_t tx_af

alternate function for TX pin

uint8_t bus

APB bus.