hello, im from india im using nrf24l01+ for my project to transmit and receive data between two arduinos. i tried all tutorial basic programs but i cant sucessfully send and...
I'm analyzing app_timer scheduling code..
I have an question about list_insertation_handler function in SWI0_ISR
I think if ( (p_timer->ticks_at_start - m_ticks_latest...
I would like to test the newly added v4.2/v5.0 Bluetooth features (e.g. LE Secure Connections, Data Packet Length Extension, 2xSpeed, etc) against non-nordic devices. I have...
I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
Hello,
I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...
Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
I'm just reading the documentation regarding the analog digital converter and wonder why there is one bit in the configuration register for every analog input. What will happen...
I'm using a relatively large GATT db that has rd_auth and wr_auth set to true for every characteristic. This prevents the stack from automatically replying with cached values...
I'm using the MAX9814 electret pre-amp's output as an input to an analog pin of the nRF51822. The MAX9814 has a 1.2V swing at 1.2V DC (so it goes from 0 to 2.4V). VDD for...
Hello,
I have some questions about the DC/DC conversion factor in nRF51822.
In the datasheet nRF51822_PS v3.1, Figure 11 shows the graph about conversion factor...
I would like to change the device name of the nRF51422 trough a mobile device(Android AND iOS ). The name should be stored even when I disconnect the supply.
From a nordic...
Sir,
We designed a prototype card including "rfd22301" containing nrf51822. We will use in mass production directly the nrf51822.
We will use the BT as a transparent UART...
Hi, I try to transmit mp3 or wave file.
and I am using nrf51822. Is it possible?
I know that people usually use the A2DP profile, When they send a music or video
...
I'm running example apps from the SDK on a PCA10028. When debugging in Keil uVision, I find that I can only stop the code once. The second time I try to stop the code I always...
Hey All,
I am working on a project that involves a Redbear Labs Blend as a sensor platform, then transmits the data to a dfrobot Bluno over nRF8001 BLE. I'm still new to...
The release notes for S110 v 8.0.0 say .
The SoftDevice Specification corresponding to this release is the
S110 SoftDevice Specification v2.0.
I can't find...
When using the BLE device, BLE_GAP_EVT_DISCONNECTED event informs us that connection between dongle and BLE device was closed/lost.
Is there a way to know when dongle connection...
Hi, I am using nRF51822 to generate two channels PWM to control motors. Softdevice is V5.2.1. But I found the the Blue tooth connection sometimes dead if the PWM frequency...
I would like to create a unit which is intermitting in the master and in the slave role.It should be most of the time "advertising" and waiting for some master to connect...
