Using one ADC, the current can be reduced to about 40uA after the ADC value is taken. Using a two-channel ADC, after the ADC value is taken, the current stops at about 0.4...
I'm searching for a software engineer who can help us getting OTA support between nRF52810 and PIC16 MCU.
nRF52810 must have command- and data mode over UART, Pic controler...
I want to be able to read the gyro and accelerometer values from the MPU6050 sensor.
As a base start I downloaded the NRF5 SDK V15.3.0 and modified twi_sensor_pca10056 program...
Hi. I'm using nRF52832, SDK13.0.0.
I should use SHA256 and MD5.
I made my code as below.
NRF_CRYPTO_HASH_CREATE(init_packet_hash, SHA256); NRF_CRYPTO_HASH_CREATE(init_packet_md5...
Hi. I'm using nRF52832, SDK13.0.0.
I want to use SHA256 as below.
output32Byte = SHA256[input32Byte];
Which function or example can I refer to?
And also I want to...
I tried to port the example "ble_app_ipsp_initiator" to pc-ble-driver and run on Linux. The peer device is another PCA10056 device running ble_app_ipsp_acceptor. The problem...
hi...
i want to use two uarts in nRF52840 , one uart to one pc and another uart to another pc .Data should be transferred and received between the nRF52840 and pc how can...
We have connected a 50 Ohm Antenna with NRF52832-QFAA-R7, but we tested and found the antenna signal is weak. Could anyone help to provide some proposals for how to improve...
Hi,
I have a STM32 MCU and I want to flash this MCU by using an nRF52840. The two chips will be connected by UART.
From where I need to start, and what is the most easiest...
When attempting to connect to an MQTT broker set up on my local machine using the mqtt simple sample code, I get this output:
What does this error code mean? Also, is...
Hi. We are using the nRF52 sdk v12.1 with S132 v3.0.0 on a nRF52832. Once in a while (could be after running a few hours, could be after running a week) the application ends...
Where can I find the right documentation to start understanding the Nordic Thingy FW? Do we have any design document for this?
I need to develop my own application on the...
Hello,
I'm looking for some general guidance on the following application:
1 nRF52840 based gateway to cloud, on power supply
a few hundred nRF52832 sensor nodes,...
We want to use app_timer_create/app_timer_start to create a periodic timer, but noticed that there were a few seconds missing. After printing out each tick, we see that there...
I can't open my tickets since it's changed into private ticket by your engineer.How can I do?
My ticket' name is"about service change can't receive BLE_GATTS_EVT_WRITE"...
Hi,
I will work with nRF51822. I installed all software tools and I connect target device with debugger.
Should I connect nRF51822 with power like battery (because I will...
I used SES and wrote a printf message at main entrance: when I run in nRF Connect I can see the message that I wrote just after I press the RESET button (OK). Still, as I...
Hi,
What is the GPIO pin state during reset, and during startup ? I have seen that it is a high impedance floating input. How much is the value of this impedance? Can I...
Hello,
We're beginning FCC certification next week and I've been creating radio test and DTM versions of firmware that can run on our hardware for the lab. Everything looks...
I am using the nRF51422 for BLE data. My antenna matching network is this:
However, compared to the DK I am getting lower gain (DK gives -50, my PCB gives -64). I have...
