ESPNowStreamConfig Struct Reference

Configuration for ESP-NOW protocolö.W. More...

#include <ESPNowStream.h>

Public Attributes
uint32_t	ack_semaphore_timeout_ms = portMAX_DELAY
	Timeout for ACK semaphore (ms). Default: portMAX_DELAY.
uint16_t	buffer_count = ( (240 * 400) / ESP_NOW_MAX_DATA_LEN )
uint16_t	buffer_size = ESP_NOW_MAX_DATA_LEN
int	channel = 0
	WiFi channel to use (0 for auto). Default: 0.
uint16_t	delay_after_failed_write_ms = 2000
	Delay after failed write (ms). Default: 2000.
uint16_t	delay_after_updating_mac_ms = 500
	Delay after updating mac.
const char *	local_master_key = nullptr
	Local master key for encryption (16 bytes, optional). Default: nullptr.
const char *	mac_address = nullptr
uint32_t	oui = 0
const char *	password = nullptr
	WiFi password for connection (optional). Default: nullptr.
wifi_phy_mode_t	phymode = WIFI_PHY_MODE_11G
	ESP-NOW PHY mode. Default: WIFI_PHY_MODE_11G.
const char *	primary_master_key = nullptr
	Primary master key for encryption (16 bytes, optional). Default: nullptr.
wifi_phy_rate_t	rate = WIFI_PHY_RATE_6M
	ESP-NOW bit rate. Default: WIFI_PHY_RATE_6M.
void(*	recveive_cb )(const esp_now_recv_info *info, const uint8_t *data, int data_len) = nullptr
	Receive callback for ESP-NOW (esp-idf >= 5.0.0). Default: nullptr.
const char *	ssid = nullptr
	WiFi SSID for connection (optional). Default: nullptr.
uint8_t	start_read_threshold_percent = 0
	Buffer fill threshold (percent) to start reading. Default: 0.
bool	use_long_range = false
bool	use_send_ack = true
	Use send acknowledgments to prevent buffer overflow. Default: true.
wifi_mode_t	wifi_mode = WIFI_STA
	WiFi mode (station or access point). Default: WIFI_STA.
int	write_retry_count = 1
	Number of write retries (-1 for endless). Default: 1.

Detailed Description

Configuration for ESP-NOW protocolö.W.

Author

Phil Schatzmann

Copyright

GPLv3

Member Data Documentation

ack_semaphore_timeout_ms

uint32_t ack_semaphore_timeout_ms = portMAX_DELAY

Timeout for ACK semaphore (ms). Default: portMAX_DELAY.

buffer_count

uint16_t buffer_count = ( (240 * 400) / ESP_NOW_MAX_DATA_LEN )

Number of packet buffers allocated. Default: 65 or 400 depending on esp-idf version

buffer_size

uint16_t buffer_size = ESP_NOW_MAX_DATA_LEN

Size of each ESP-NOW packet buffer (bytes). Default: 1470 or 240 depending on esp-idf version

channel

int channel = 0

WiFi channel to use (0 for auto). Default: 0.

delay_after_failed_write_ms

uint16_t delay_after_failed_write_ms = 2000

Delay after failed write (ms). Default: 2000.

delay_after_updating_mac_ms

uint16_t delay_after_updating_mac_ms = 500

Delay after updating mac.

local_master_key

const char* local_master_key = nullptr

Local master key for encryption (16 bytes, optional). Default: nullptr.

mac_address

const char* mac_address = nullptr

MAC address to use for the ESP-NOW interface (nullptr for default). Default: nullptr

oui

uint32_t oui = 0

Set the OUI (Organization Identifier) in the vendor-specific element for ESPNOW.

password

const char* password = nullptr

WiFi password for connection (optional). Default: nullptr.

phymode

wifi_phy_mode_t phymode = WIFI_PHY_MODE_11G

ESP-NOW PHY mode. Default: WIFI_PHY_MODE_11G.

primary_master_key

const char* primary_master_key = nullptr

Primary master key for encryption (16 bytes, optional). Default: nullptr.

rate

wifi_phy_rate_t rate = WIFI_PHY_RATE_6M

ESP-NOW bit rate. Default: WIFI_PHY_RATE_6M.

recveive_cb

void(* recveive_cb) (const esp_now_recv_info *info, const uint8_t *data, int data_len) = nullptr

Receive callback for ESP-NOW (esp-idf >= 5.0.0). Default: nullptr.

ssid

const char* ssid = nullptr

WiFi SSID for connection (optional). Default: nullptr.

start_read_threshold_percent

uint8_t start_read_threshold_percent = 0

Buffer fill threshold (percent) to start reading. Default: 0.

use_long_range

bool use_long_range = false

use_send_ack

bool use_send_ack = true

Use send acknowledgments to prevent buffer overflow. Default: true.

wifi_mode

wifi_mode_t wifi_mode = WIFI_STA

WiFi mode (station or access point). Default: WIFI_STA.

write_retry_count

int write_retry_count = 1

Number of write retries (-1 for endless). Default: 1.

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The documentation for this struct was generated from the following file:

• src/AudioTools/Communication/ESPNowStream.h