COMM_Layer - v5.9 - MCU EFM32JG1 API Documentation Silicon Labs

Detailed Description

EzRadio Communication Layer

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Functions
void	ezradio_comm_ClearCTS (void)

uint8_t	ezradio_comm_GetResp (uint8_t byteCount, uint8_t *pData)

uint8_t	ezradio_comm_PollCTS (void)

void	ezradio_comm_ReadData (uint8_t cmd, uint8_t pollCts, uint8_t byteCount, uint8_t *pData)

void	ezradio_comm_SendCmd (uint8_t byteCount, uint8_t *pData)

uint8_t	ezradio_comm_SendCmdGetResp (uint8_t cmdByteCount, uint8_t pCmdData, uint8_t respByteCount, uint8_t pRespData)

void	ezradio_comm_WriteData (uint8_t cmd, uint8_t pollCts, uint8_t byteCount, uint8_t *pData)

Variables
uint8_t	ezradio_comm_CtsWentHigh

Function Documentation

void ezradio_comm_ClearCTS ( void )

Clears the CTS state variable.

Definition at line 261 of file ezradio_comm.c .

References ezradio_comm_CtsWentHigh .

Referenced by ezradio_reset() .

uint8_t ezradio_comm_GetResp	(	uint8_t	`byteCount,`
		uint8_t *	`pData`
	)

Gets a command response from the radio chip

Parameters

`byteCount`	Number of bytes to get from the radio chip
`pData`	Pointer to where to put the data

Returns: CTS value

Definition at line 52 of file ezradio_comm.c .

References ezradio_comm_CtsWentHigh , ezradio_hal_ClearNsel() , ezradio_hal_SetNsel() , ezradio_hal_SpiReadByte() , ezradio_hal_SpiReadData() , ezradio_hal_SpiWriteByte() , ezradio_hal_SpiWriteReadData() , and EZRADIODRV_COMM_CTS_RETRY .

Referenced by ezradio_comm_PollCTS() , and ezradio_comm_SendCmdGetResp() .

uint8_t ezradio_comm_PollCTS ( void )

Waits for CTS to be high

Returns: CTS value

Definition at line 232 of file ezradio_comm.c .

References ezradio_comm_CtsWentHigh , ezradio_comm_GetResp() , EZRADIODRV_COMM_CTS_RETRY , USTIMER_DeInit() , USTIMER_Delay() , and USTIMER_Init() .

Referenced by ezradio_comm_ReadData() , ezradio_comm_SendCmd() , and ezradio_comm_WriteData() .

void ezradio_comm_ReadData	(	uint8_t	`cmd,`
		uint8_t	`pollCts,`
		uint8_t	`byteCount,`
		uint8_t *	`pData`
	)

Gets a command response from the radio chip

Parameters

`cmd`	Command ID
`pollCts`	Set to poll CTS
`byteCount`	Number of bytes to get from the radio chip.
`pData`	Pointer to where to put the data.

Definition at line 156 of file ezradio_comm.c .

References ezradio_comm_CtsWentHigh , ezradio_comm_PollCTS() , ezradio_hal_ClearNsel() , ezradio_hal_SetNsel() , ezradio_hal_SpiReadData() , ezradio_hal_SpiWriteByte() , and ezradio_hal_SpiWriteReadData() .

Referenced by ezradio_frr_a_read() , ezradio_frr_b_read() , ezradio_frr_c_read() , ezradio_frr_d_read() , and ezradio_read_rx_fifo() .

void ezradio_comm_SendCmd	(	uint8_t	`byteCount,`
		uint8_t *	`pData`
	)

Sends a command to the radio chip

Parameters

`byteCount`	Number of bytes in the command to send to the radio device
`pData`	Pointer to the command to send.

Definition at line 133 of file ezradio_comm.c .

References ezradio_comm_CtsWentHigh , ezradio_comm_PollCTS() , ezradio_hal_ClearNsel() , ezradio_hal_SetNsel() , and ezradio_hal_SpiWriteData() .

Referenced by ezradio_change_state() , ezradio_comm_SendCmdGetResp() , ezradio_fifo_info_fast_reset() , ezradio_get_chip_status_fast_clear() , ezradio_get_int_status_fast_clear() , ezradio_get_modem_status_fast_clear() , ezradio_get_ph_status_fast_clear() , ezradio_ircal() , ezradio_nop() , ezradio_power_up() , ezradio_rx_hop() , ezradio_set_property() , ezradio_start_rx() , ezradio_start_rx_fast() , ezradio_start_tx() , ezradio_start_tx_fast() , and ezradio_tx_hop() .

uint8_t ezradio_comm_SendCmdGetResp	(	uint8_t	`cmdByteCount,`
		uint8_t *	`pCmdData,`
		uint8_t	`respByteCount,`
		uint8_t *	`pRespData`
	)

Sends a command to the radio chip and gets a response

Parameters

`cmdByteCount`	Number of bytes in the command to send to the radio device
`pCmdData`	Pointer to the command data
`respByteCount`	Number of bytes in the response to fetch
`pRespData`	Pointer to where to put the response data

Returns: CTS value

Definition at line 276 of file ezradio_comm.c .

References ezradio_comm_GetResp() , and ezradio_comm_SendCmd() .

Referenced by ezradio_configuration_init() , ezradio_ezconfig_check() , ezradio_fifo_info() , ezradio_fifo_info_fast_read() , ezradio_func_info() , ezradio_get_adc_reading() , ezradio_get_chip_status() , ezradio_get_chip_status_fast_clear_read() , ezradio_get_int_status() , ezradio_get_int_status_fast_clear_read() , ezradio_get_modem_status() , ezradio_get_modem_status_fast_clear_read() , ezradio_get_packet_info() , ezradio_get_ph_status() , ezradio_get_ph_status_fast_clear_read() , ezradio_get_property() , ezradio_gpio_pin_cfg() , ezradio_gpio_pin_cfg_fast() , ezradio_ircal_manual() , ezradio_part_info() , ezradio_read_cmd_buff() , and ezradio_request_device_state() .

void ezradio_comm_WriteData	(	uint8_t	`cmd,`
		uint8_t	`pollCts,`
		uint8_t	`byteCount,`
		uint8_t *	`pData`
	)

Gets a command response from the radio chip

Parameters

`cmd`	Command ID
`pollCts`	Set to poll CTS
`byteCount`	Number of bytes to get from the radio chip
`pData`	Pointer to where to put the data

Definition at line 195 of file ezradio_comm.c .

References ezradio_comm_CtsWentHigh , ezradio_comm_PollCTS() , ezradio_hal_ClearNsel() , ezradio_hal_SetNsel() , ezradio_hal_SpiWriteByte() , and ezradio_hal_SpiWriteData() .

Referenced by ezradio_write_ezconfig_array() , and ezradio_write_tx_fifo() .

Variable Documentation

uint8_t ezradio_comm_CtsWentHigh

Can be used to prevent CTS check before any communication command.

Definition at line 42 of file ezradio_comm.c .

Referenced by ezradio_comm_ClearCTS() , ezradio_comm_GetResp() , ezradio_comm_PollCTS() , ezradio_comm_ReadData() , ezradio_comm_SendCmd() , ezradio_comm_WriteData() , and ezradio_ezconfig_check() .