menu "Application Configuration"

	config GPIO_RANGE_MAX
		int
		default 33 if IDF_TARGET_ESP32
		default 46 if IDF_TARGET_ESP32S2
		default 48 if IDF_TARGET_ESP32S3
		default 18 if IDF_TARGET_ESP32C2
		default 19 if IDF_TARGET_ESP32C3
		default 30 if IDF_TARGET_ESP32C6

	choice DIRECTION
		prompt "Communication polarity"
		default SENDER
		help
			Select Communication polarity.
		config SENDER
			bool "As the sender"
			help
				As the sender.
		config RECEIVER
			bool "As the receiver"
			help
				As the receiver.
	endchoice

	config IRQ_GPIO
		int "IRQ GPIO number"
		range 0 GPIO_RANGE_MAX
		default 15 if IDF_TARGET_ESP32
		default 38 if IDF_TARGET_ESP32S2 || IDF_TARGET_ESP32S3
		default  5 # C3 and others
		help
			GPIO number (IOxx) to IRQ.
			Some GPIOs are used for other purposes (flash connections, etc.) and cannot be used to MISO.
			On the ESP32, GPIOs 35-39 are input-only so cannot be used as outputs.
			On the ESP32-S2, GPIO 46 is input-only so cannot be used as outputs.

endmenu