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...
It seems like it should be easy, but I've spent a fair amount of time and haven't found a way. I only see options 5.0.0 and 5.1.0. There are also links to earlier SDK versions...
Hello All,
Sometimes is fine to use a forum but sometimes we have to meet a deadline and the forum questions don't always get answers for in a timely manner.
So I'm...
I would like to use Channel 0 of the S310 Stack V1.0.0 on the nRF51422 to do a background scan of ANT devices.
I am testing against ANTWARE II v4.1 with the ANT+ usb dongle...
Hi,
I'm working on the ble devices to transmit sensor data using s110 and s120 with one connection.
I want to send 6 packets for every 7.5 ms connection interval from the...
I have been to a number of Nordic events this summer, and it was hinted / suggested / unofficially announced that there would be a third SKU of the nRF51822, that included...
Hello,
I am creating a PCB design for NRF2402AG but I'm not sure whether I should connect pad under the NRF to the ground or I should left them isolated. I could not found...
Hello
I get this error when I try to program the module:
Parsing hex file(s).
ERROR: Cannot find C:\Nordic Semiconductor\nRF51 SDK_v6.0.0.43681\Nordic\nrf51822\Board...
Please,
It seems that "Flow Control" signal is not available on nRF24AP2-USB.
EVENT_TRANSFER_TX_START event message appears only one time after the first data packets...
Hi dear friends from Nordic Semi,
I´m in great trouble trying to make these nRF24L01+ to work, one unit as a transmiter, and one unit as a receiver, it can be to send 3 bytes...
Hi,
I am using nRF51822 Evaluation Kit along with keil uvision4. Will using optimization in keil IDE make any problem in the normal working of BLE project? Will it affect...
Hello All,
We need to design a Remote Control based on NRF24LE1 working with mercury cell.
So they key factor is hardware & software optimisation for the lowest possible...
Is anyone aware of any of these on the market yet? I know of one, from Insight SIP, but am keen to hear about any others.
(This would save space on the PCB, simplify our...
Using twi_sw_master have discovered that the nrf51422 E00 draws 1.3mA in off mode.
When the twi device is removed from the bus, the nrf51422 draws under 5uA in off mode...
I want to merge soft device, application and boot loader in order to improve efficiency for factory. I searched relative topics in this forum and found something useful. At...
We have been unable to establish a link between a Garmin HR monitor over the air, we have established USB comms to a cell phone device. We took the transmission line directly...