Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi,
I am using nrf5832 that is running a coap server example.
I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback.
...
Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hi, I setup my attibute as 20B array. I'd like to change default data type in Presentation Format descriptor because the default value that is reported to me by BLE Scanner...
Hello,
I am curious to know what is the interpretation for the advertisement data
Advertising Data: 0201050709506562626c6503190002
This advertisement data seems to...
Hi,
Our custom board stops working after updating the connection parameters. We have a nrf51822 chipset custom board with proximity application flashed on it. Device get...
Dear Sir,
I open the Master Control Panel log.txt file, I can see
Serial port read: 04-3E-13-01-00-00-00-00 and
Serial port write: 02-00-00-09
Where can find the full...
I am using a nRF51822 at 16 MHz
What is the math formula behind the BAUDRATE register?
What is the timing error for each of the standard baud rate setting? This is not...
hello,
i was trying to run the sample examples, i tried blinky example from C:\Keil_v5\ARM\Device\Nordic\nrf51822\Board\pca10001 folder. i was succesfull in getting the...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
Dear nodic engineer:
i want test environment temperature with NRF51822 inner temperature module.
any information for reference?
any temp graph?
if need calibration?...
Hi,
I have an evaluation kit and I have custom boards that has nRF51822 chip on them.
I am trying to update the firmware(Application) of the custom boards from evaluation...
Hi,
I need to drive a piezo buzzer. Just need to make a simple beep function(s) that one call will start generating a specified frequency on specified pin and other call...
there is no sample code in nrf5188 sdk to use BLE_GAP_CONN_SEC_MODE_SET_SIGNED_NO_MITM,
what's the difference between the two settings?
for BLE_GAP_CONN_SEC_MODE_SET_SIGNED_NO_MITM...
