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Code: Select all

void ulp();
void IRAM_ATTR wk(void*z);


extern "C" void app_main()
{
	REG_WRITE(GPIO_ENABLE_REG, BIT2);

	ulp();
	rtc_isr_register(wk, NULL, ETS_RTC_CORE_INTR_SOURCE);
}

void IRAM_ATTR wk(void*z)
{
	REG_WRITE(GPIO_OUT_W1TS_REG, BIT2);
}

void ulp()
{
	adc1_config_channel_atten(ADC1_CHANNEL_5, ADC_ATTEN_0db);
	adc1_config_width(ADC_WIDTH_12Bit);
	adc1_ulp_enable();

	REG_WRITE(RTC_CNTL_INT_ENA_REG, BIT5);
	//esp_sleep_enable_ulp_wakeup();

	ulp_load_binary(0, ulp_main_bin_start, (ulp_main_bin_end - ulp_main_bin_start) / sizeof(uint32_t));
	ulp_run((&ulp_main - RTC_SLOW_MEM) / sizeof(uint32_t));
}

Code: Select all

extern "C" void app_main()
{
	REG_WRITE(GPIO_ENABLE_REG, BIT2);


	ulp();
	rtc_isr_register(wk, NULL, RTC_CNTL_SAR_INT_ST_M);
	
	while (1)
	{
		delay(250);
	}
}

void IRAM_ATTR wk(void*z)
{
	REG_WRITE(GPIO_OUT_W1TS_REG, BIT2);
}

void ulp()
{
	adc1_config_channel_atten(ADC1_CHANNEL_5, ADC_ATTEN_0db);
	adc1_config_width(ADC_WIDTH_12Bit);
	adc1_ulp_enable();

	REG_WRITE(RTC_CNTL_INT_ENA_REG, BIT5);
	//esp_sleep_enable_ulp_wakeup();

	ulp_load_binary(0, ulp_main_bin_start, (ulp_main_bin_end - ulp_main_bin_start) / sizeof(uint32_t));
	ulp_run((&ulp_main - RTC_SLOW_MEM) / sizeof(uint32_t));
}

Code: Select all

#include "soc/soc_ulp.h"
#include "soc/rtc_io_reg.h"
#include "soc/sens_reg.h"
#include "soc/rtc_cntl_reg.h"



.bss
.global value
		value:.long 0

.text


	.global main
	main:

	jump loop
	
	
	loop:
		
		stage_rst
		100: wait 16000
		stage_inc 1
		jumps 100b, 125, lt

		jump adcRead; 1:
		
		move r0, r2
		jumpr wkup, 600, lt


		jump loop


	adcRead:

		move r0, value
		move r1, 0
		move r2, 0

		stage_rst
		100:
			wait 40000
			wait 40000
			adc r1, 0, 5+1
			add r2, r2, r1
			stage_inc 1
			jumps 100b, 4, lt

		rsh r2, r2, 2
		st r2, r0, 0
		
		jump 1b

	wkup:
		wake
		WRITE_RTC_REG(RTC_CNTL_STATE0_REG, RTC_CNTL_ULP_CP_SLP_TIMER_EN, 0, 0)//Timer OFF
		halt