Search found 4 matches

by alok.yadav
Tue Nov 27, 2018 8:49 am
Forum: ESP32 IDF
Topic: ULP example programs using I2C_RD and I2C_WR for I2C communcaiton
Replies: 2
Views: 1150

Re: ULP example programs using I2C_RD and I2C_WR for I2C communcaiton

@Wifive - I have recently come across codes which utilise bitbanging, but didnt find any for interfacing mpu6050. Also I would be grateful if i could find codes which utilise the native commands as I just have to read the interrupt register in mpu6050 to see if the mot_thr interrupt is raised, when ...
by alok.yadav
Mon Nov 26, 2018 2:15 pm
Forum: ESP32 IDF
Topic: ULP example programs using I2C_RD and I2C_WR for I2C communcaiton
Replies: 2
Views: 1150

ULP example programs using I2C_RD and I2C_WR for I2C communcaiton

I am trying to use the esp32 ULP for I2C communication with mpu6050 using the commands I2C_RD and I2C_WR given in coprocessor instruction set on https://docs.espressif.com/projects/esp-idf/en/latest/api-guides/ulp_instruction_set.html. I tried searching for ULP example programs using I2C_RD and I2C_...
by alok.yadav
Thu Nov 22, 2018 12:00 pm
Forum: Showcase
Topic: How to write to the RTC slow memory using ULP ?
Replies: 3
Views: 2490

Re: How to write to the RTC slow memory using ULP ?

Hello krzychb

Thank you for such a prompt reply. So do you eman to say that when use the store instruction as shown in the examples you have mentioned. They are retained even after the deep sleep ?
by alok.yadav
Thu Nov 22, 2018 10:36 am
Forum: Showcase
Topic: How to write to the RTC slow memory using ULP ?
Replies: 3
Views: 2490

How to write to the RTC slow memory using ULP ?

So I am trying to write an assembly code in which I want to store a 16 bits and 8 bits and 1 bit data to be available after wakeup. But due to some basic misunderstanding I am not able to comprehend how to do that. There are WRITE_RTC_FIELD nad WRITE_RTC_REG which need an rtc_reg to be specified. B...

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