Search found 20 matches

by awaisahmed
Sat Aug 25, 2018 10:59 am
Forum: General Discussion
Topic: BLE questions
Replies: 2
Views: 1500

BLE questions

Hi i have following questions device: sparkfun thing ESP32 Eclipse oxygen windows 1. i have tested the device by setting the adv interval from 0x06 till 0x19 but the device was not listed on my andriod phone (7.0 Nougat running) application used for BLE named as nRFConnect. what i have configured mi...
by awaisahmed
Fri Aug 24, 2018 3:46 pm
Forum: General Discussion
Topic: the passkez in BLE security
Replies: 2
Views: 1293

the passkez in BLE security

Hi all i am working with esp/idf example "gatt_security_server" i have got the feature of pass key which is required to access the BLE device. following are mz questions 1. who is generating this passkey ? sometime it is 5 digit sometime 6 ? can i have my own passkey ? for paring the device ? 2, wha...
by awaisahmed
Thu Aug 23, 2018 1:24 pm
Forum: General Discussion
Topic: Algorithm/Benchmark
Replies: 0
Views: 694

Algorithm/Benchmark

Benchmark for microcontroller? I have ESP32 its an IoT device. I have very limited time and i want to flash a benchmark or Algorithm. To get some fruitful results which i can present to PhD level guys. Platform: Linux : IDE : Eclipse Neon
by awaisahmed
Mon Aug 20, 2018 9:40 am
Forum: General Discussion
Topic: Hardware Components in BLE
Replies: 1
Views: 1012

Hardware Components in BLE

does anyone knows that which harware components are involved in BLE of ESP32 ? i have Devkitc and sparkfun thing board ESP32
i need the exact name of each component which take part in this communication. hardware parts
by awaisahmed
Thu Aug 16, 2018 5:20 pm
Forum: General Discussion
Topic: challenging task (Benchmak)
Replies: 6
Views: 2650

Re: challenging task (Benchmak)

having this error

make -j8 all
/bin/sh: 1: [[: not found
/bin/sh: 1: [[: not found
Makefile:45: *** PLEASE define PORT_DIR! (e.g. make PORT_DIR=simple). Stop.

linux 32bit
eclipse neon
board ESP32 DevkitC
by awaisahmed
Thu Aug 16, 2018 4:23 pm
Forum: General Discussion
Topic: challenging task (Benchmak)
Replies: 6
Views: 2650

challenging task (Benchmak)

I got a bench mark from this website https://www.eembc.org/coremark/index.php this is to check the performance of microcontroller the code is available at github https://github.com/eembc/coremark I have a linux 32 bit and eclipse neon does anyone have tried this benchmark or willing to ? does anyone...
by awaisahmed
Mon Aug 13, 2018 9:18 am
Forum: General Discussion
Topic: Power amplifier/operational amplifier in ESP32
Replies: 6
Views: 4042

Power amplifier/operational amplifier in ESP32

in the data sheet its written

''The output of the power amplifier is also adjustable''

how can i do this ? where can i find the option for it ?
i also want to measure the power consumption of Power amplifier/operational amplifier in ESP32
by awaisahmed
Mon Aug 06, 2018 1:24 pm
Forum: General Discussion
Topic: GPIO error
Replies: 1
Views: 1137

GPIO error

Hi, code: gpio_config_t gpio_conf = { // disable interrupt .intr_type = GPIO_PIN_INTR_DISABLE, //set as output mode .mode = GPIO_MODE_OUTPUT, //bit mask of the pins that you want to set,e.g.GPIO18/19 .pin_bit_mask = (1 << GPIO_OUTPUT), //disable pull-down mode .pull_down_en = 0, //disable pull-up mo...
by awaisahmed
Fri Aug 03, 2018 12:42 pm
Forum: General Discussion
Topic: Crystal frequency on GPIO
Replies: 0
Views: 703

Crystal frequency on GPIO

Hi,
does any one knows how to take out the crystal frequency of ESP32 on GPIO ?
i want to toggle the pin at crystal frequency rate
by awaisahmed
Thu Aug 02, 2018 2:19 pm
Forum: General Discussion
Topic: ESP32 frequency
Replies: 0
Views: 763

ESP32 frequency

how can we change the frequency of ESP32 for example there is an option of XTAL crystal frequency 40 MHz and 26MHz. but anyone knows if we can change it using PLL?

Go to advanced search