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...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Looking for a 3rd party supplier with a certified module.
Module pinning makes it possible to program new software into the module.
The question is: If I change the software...
Hello,
I am using nrf51822 with softdevice 110.
I have noticed that there is some power usage between advertisements, that is more than what is being used when no advertising...
We're having difficulty preventing our nRF51822 from resetting when ESD events occur. These events are not directly on the nRF51's I/O pins, and we've tried things like grounding...
Hi,
I am having a BLE peripheral on NRF51822 chip.
I have set to MITM to 0.
I want to communicate with an iOS app which will act as central device.
When i first connect...
Hi,
I'm planning to use the nrF51822 in the end product and the nRF51DK kit has nRF51422 and not the nRF51822. the user guide for the kit says that 51422 supports ANT protocol...
I am doing a bootloader to support updates via ESB. I am using MicroLib. I am not using SoftDevice.
My project mapping:
Bootloader 0x0000-0xBFF
Application Vector Table...
I use Keil uVision 4.74.0.22 to compile nRF51-ble-bcast-mesh-master with nrf51_sdk_v6_1_0_b2ec2e6 and get the rbc_mesh_BLE_Gateway.hex. However, I drag and drop the hex file...
The iOS app we have is identifying the device via the name broadcasted and the service UUID. On production devices, are the Service UUIDs on the same product, the same on...
Fisrt of all, I have searched all the questions but now still can't make bond work.
I've done below work:
1, modify main.c file to add device manger function
2, modify...
Hello,
I am using NUS service as a peripheral with read and write characteristics and tested on master control panel.
Now I am using S120 stack for central device and...
Hi,
I have a PCA10028 which has a 51422, and trying to run ble_app_uart_c example on it. But no success. I don't get any thing on COM and LEDs do not turn on at all. Does...
Good morning,
I am using nRF51 SDK v10.0.0 and I have to synchronize access to a hardware resource shared between two control flows. One flow is an interrupt handler invoked...
I just ported my SDK 9.0 app timer code to SDK 10.0 which requires the use of the new APP_TIMER_DEF() macro. The problem is that is generates warnings in Keil (v5.17) that...
I am using nRF51822. I want to know that how to perform file read, delete and write operations. Is there any API available for this. If file operations are not supported by...
