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...
While using PPI and trying to use the first channel as a clock based PWM running on timer1 I noticed that whenever I use more than 2 PPI channels, the pin that is toggeling...
Hello!
I have multiple peripherals and multiple centrals. I'm trying to make one peripheral to connect only to one central.
I read a way to do this is by using whitelisting...
I’m attempting to use an nRF51 dongle with connectivity_115k2_with_s130_1.0.0.hex burned on to it. I’m using the dongle as a central, attempting to connect to a peripheral...
Hi, i try to add a passkey with "ble_app_uart".
I want to this thing.
If i try to use the master_pannel app to connect, peripheral require passkey.
no bonding.
...
Hi all;
I have a hardware question . How much is the discharge time of 10uF capacitor which put in the VDD pin of 51822 ?
When i use the formula of capacitor discharge...
I need to do this, A product ble and Gazell should be used. Switch bluetooth or Gazell mode by pressing the button, but ble and Gazell not used the same time.
When I switch...
condition:i am using the nrf51_adk10.0.0,and i want to enable the NRF51422 as a central role.,so a program the sd130,and i download the application into the board(ble_app_uart_c_s130_pca10028...
Hello,
I am using nRF51822 to build a product and employ 3.0V battery as power supply and system works on DCDC mode. I need RTC counter to do real time tracking. My question...
Hi,
I am developing a glucose application using nrf51822 chip.
Now i want to go for mass manufacturing.
All my devices are advertising the same name.
I want to identify...
Hi all,
I was testing with a new nRF51 Dongle recently and am finding that it disconnected from any peripheral after 15-18 seconds. Generally a little while after a Connection...
I had a PWM question ( here ). It was recommended that I install SDK 10 and use the PWM files from SDK 10. I installed and copied the PWM files from 10 to 9 and opened my...
Hi, I've compiled program from this link:
developer.mbed.org/.../
The problem is that I can't connect to my DK by nRF UART 2.0 app, probably because not every UUID is...
I am working on adding a timer in the ble_app_uart sample, aiming on disconnect with device which doesn't send any data in specific time, such as 5 seconds.
Now I have...
I get NRF_ERROR_SVC_HANDLER_MISSING error in spi_open function.
uint32_t err = sd_nvic_ClearPendingIRQ(p_spi_instance->irq_type);
APP_ERROR_CHECK(err);
I'm using...
