ESP32 led blink - 版本历史

2025年3月30日 (日) 06:03 Riguz

2025-03-30T06:03:11Z

←上一版本		2025年3月30日 (日) 06:03的版本
第1行：		第1行：
	<ref>https://github.com/espressif/esp-idf/tree/master/examples/get-started/blink</ref>		Based on hello world project, also see blink example<ref>https://github.com/espressif/esp-idf/tree/master/examples/get-started/blink</ref>.

	~~Based on hello world project~~.
	= Use led_strip to blink led=		= Use led_strip to blink led=
	== Add depndencies==		== Add depndencies==
第89行：		第87行：
	idf.py -p /dev/cu.usbmodem14201 -b 115200 flash		idf.py -p /dev/cu.usbmodem14201 -b 115200 flash
	</syntaxhighlight>		</syntaxhighlight>

			= RGB led =

			This could also be used to blink the onboard RGB led.

			* Choose led_strip
			* Set pin to 48 (this is the pin on my board)
			* Prefer RMT over SPI, accroding to document, RMT is more economical <ref>https://components.espressif.com/components/espressif/led_strip/</ref>


	[[Category:Embedded]]		[[Category:Embedded]]
	[[Category:ESP32]]		[[Category:ESP32]]

2025年3月30日 (日) 06:00 Riguz

2025-03-30T06:00:36Z

←上一版本		2025年3月30日 (日) 06:00的版本
第2行：		第2行：

	Based on hello world project.		Based on hello world project.
			= Use led_strip to blink led=
	= Add depndencies=		== Add depndencies==

	Add gpio driver:		Add gpio driver:

Riguz：/* Add menuconfig */

2025-03-30T06:00:24Z

Add menuconfig

←上一版本		2025年3月30日 (日) 06:00的版本
第22行：		第22行：
	</syntaxhighlight>		</syntaxhighlight>

	= Add menuconfig =
			== Add menuconfig ==
	Kconfig.projbuild:		Kconfig.projbuild:

第88行：		第89行：
	idf.py -p /dev/cu.usbmodem14201 -b 115200 flash		idf.py -p /dev/cu.usbmodem14201 -b 115200 flash
	</syntaxhighlight>		</syntaxhighlight>


	[[Category:Embedded]]		[[Category:Embedded]]
	[[Category:ESP32]]		[[Category:ESP32]]

Riguz：/* Add depndencies */

2025-03-29T15:55:50Z

Add depndencies

←上一版本		2025年3月29日 (六) 15:55的版本
第8行：		第8行：

	<syntaxhighlight lang="cmake">		<syntaxhighlight lang="cmake">
			# fatal error: driver/gpio.h: No such file or directory
	idf_component_register(SRCS "hello_world_main.c"		idf_component_register(SRCS "hello_world_main.c"
	PRIV_REQUIRES spi_flash		PRIV_REQUIRES spi_flash

Riguz：创建页面，内容为“https://github.com/espressif/esp-idf/tree/master/examples/get-started/blink Based on hello world project. = Add depndencies= Add gpio driver: idf_component_register(SRCS "hello_world_main.c" PRIV_REQUIRES spi_flash REQUIRES driver INCLUDE_DIRS "") Add lib: idf.py add-dependency espressif/led_strip i…”

2025-03-29T15:51:41Z

创建页面，内容为“<ref>https://github.com/espressif/esp-idf/tree/master/examples/get-started/blink</ref> Based on hello world project. = Add depndencies= Add gpio driver: <syntaxhighlight lang="cmake"> idf_component_register(SRCS "hello_world_main.c" PRIV_REQUIRES spi_flash REQUIRES driver INCLUDE_DIRS "") </syntaxhighlight> Add lib: <syntaxhighlight lang="cpp"> idf.py add-dependency espressif/led_strip i…”

新页面

<ref>https://github.com/espressif/esp-idf/tree/master/examples/get-started/blink</ref>

Based on hello world project.

= Add depndencies=

Add gpio driver:

<syntaxhighlight lang="cmake">
idf_component_register(SRCS "hello_world_main.c"
PRIV_REQUIRES spi_flash
REQUIRES driver
INCLUDE_DIRS "")
</syntaxhighlight>

Add lib:

<syntaxhighlight lang="cpp">
idf.py add-dependency espressif/led_strip
idf.py update-dependencies
</syntaxhighlight>

= Add menuconfig =
Kconfig.projbuild:

<syntaxhighlight lang="cpp">
menu "Example Configuration"

orsource "$IDF_PATH/examples/common_components/env_caps/$IDF_TARGET/Kconfig.env_caps"

choice BLINK_LED
prompt "Blink LED type"
default BLINK_LED_GPIO
help
Select the LED type. A normal level controlled LED or an addressable LED strip.
The default selection is based on the Espressif DevKit boards.
You can change the default selection according to your board.

config BLINK_LED_GPIO
bool "GPIO"
config BLINK_LED_STRIP
bool "LED strip"
endchoice

choice BLINK_LED_STRIP_BACKEND
depends on BLINK_LED_STRIP
prompt "LED strip backend peripheral"
default BLINK_LED_STRIP_BACKEND_RMT if SOC_RMT_SUPPORTED
default BLINK_LED_STRIP_BACKEND_SPI
help
Select the backend peripheral to drive the LED strip.

config BLINK_LED_STRIP_BACKEND_RMT
depends on SOC_RMT_SUPPORTED
bool "RMT"
config BLINK_LED_STRIP_BACKEND_SPI
bool "SPI"
endchoice

config BLINK_GPIO
int "Blink GPIO number"
range ENV_GPIO_RANGE_MIN ENV_GPIO_OUT_RANGE_MAX
default 8
help
GPIO number (IOxx) to blink on and off the LED.
Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to blink.

config BLINK_PERIOD
int "Blink period in ms"
range 10 3600000
default 1000
help
Define the blinking period in milliseconds.

endmenu
</syntaxhighlight>

Configure it:
<syntaxhighlight lang="bash">
idf.py menuconfig
</syntaxhighlight>

Select gpio and pin 8.

Run:
<syntaxhighlight lang="bash">
idf.py -p /dev/cu.usbmodem14201 -b 115200 flash
</syntaxhighlight>

[[Category:Embedded]]
[[Category:ESP32]]

ESP32 led blink - 版本历史

2025年3月30日 (日) 06:03 Riguz

2025年3月30日 (日) 06:00 Riguz

Riguz：​/* Add menuconfig */

Riguz：​/* Add depndencies */

Riguz：/* Add menuconfig */

Riguz：/* Add depndencies */