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...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
Hello Everyone,
Is there any example code is available which supports DFU in central mode for nRF51 devices?
Any help will be appreciated.
Thanks
Regards,
...
When I change ATT_MTU size and add the following code:
#define CONN_CFG_TAG 1
// Configure the maximum ATT MTU.
memset(&ble_cfg, 0x00, sizeof(ble_cfg));
ble_cfg.conn_cfg...
How do you do
Now use the Nordic nor51822 \ nRF5_SDK_12 2.0 _f012efa \ examples \ ble_peripheral \ ble_app_uart this routine plus
Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples...
Hello,
Am working on NRF52 interface via SPI to Micron N25Q flash .
Am able to identify flash by reading chip identification correctly and after this to test memory writing...
We are a small R&D team and we are currently developing a medical wearable. We are using nrf52832 and we are generating approximately 54kbps (6.75kBps). I 'd like to ask if...
Hi!
After reading few posts about spi slave/master issues... I'm also challenging with one of them. I have following setup nrf51822, s130 2.0.1 and sdk 12.3.0… nrf51 (spi...
I am working on OTA DFU about nRF52810.
My refernece project are ble_app_uart\pca10040\s132 and bootloader_secure_ble\pca10040
I find that the RAM start address between...
Hello im trying to create a single master connected to multiple slave to make synchronous movement for my robotic arm project but im not entirely sure which Bluetooth to consider...
Hi,
I am running the BLE DFU example. I am able to perform the DFU OTA implementation successfully. The problem I am facing is that, once the application has been updated...
Hi everyone,
I am developing a remote control using nRF52832 chip. My prototype is currently developed in PC10040 board. The IDE is Eclipse Oxygen, and the SDK is S132...
Hello,
I used translation software.
I am measuring current.
I want to enable dc-dc mode.
how to enable the dc-dc?
also,where should I change the source code?
I...
Hello folks, we are currently using RedBear Lab Arduino toolchain to develop a MDBT40 based application. However we meet a lot issues on merging bootloader.hex (downloaded...
Hi,
Since I'm having a hard time understanding this through the SDK docs, I'll ask it here.
I'm currently using a BMD200 module (from Rigado) which uses a nRF5188.
...
I have a BLE-Nano v1.5 board with 32KB of ram starting at address 0x20000000 (til 0x20008000). However when I want to read a byte of the uper 16K (0x2004000+), I get a 'cannot...
I need to scan for nearby beacons.
This was featured in the mbed examples but does not seem to be described anywhere else
I am using SDK12 at the moment.
I found the...
