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...
Bluetooth v4.2 included an ability for attributes to be greater than 20 bytes of payload data long. Is there anything in the nrf51822 hardware that would prevent this from...
Hi,
Does anyone know the maximum baud rate of the nrf24l01+? I am trying to talk to it through SPI but observe that when I increase SPI speed I read incorrect values. Does...
Recently I was attempting to use the nrf51822 SDK's app_uart module's APP_UART_FLOW_CONTROL_LOW_POWER mode (currently using APP_UART_FLOW_CONTROL_ENABLED ). I noticed that...
Hello,
I would like to send some data i read over I2C. But the I2C and BLE Stack should not run at once, is it possible to check the state of the BLE stack?
The core specification v4.0 vol 3 part C section 3.2.2.3 "Bluetooth Device Name -- Representation" states that the device name can be up to 248 bytes. I've confirmed that...
Dears:
I know there are three modes as below :
(1) internal LDO regulator
(2) 1.8 V low voltage mode
(3) internal DC/DC converter
So, I have some questions as below...
Hi, we are trying to calculate operational current. Does anyone know what the test voltage is in nRF51422_PS v3.1. I assume for typical it's 3.0V and Max is 3.6V?
Also is...
I have a 256k NRF51822 with S110 installed.
I have a small custom bootloader that is located at 0x3f000.
I used nrfgo studio to install the S110 stack, then the bootloader...
Hi everyone !!
I have this hardware mapping, and I'd like to detect pin state change with an interrupt.
My problem is that it seems I can't configure an interruption...
I'm new to Linux, new to embedded code but 15 yrs experience in Windows development. So, I got this project where I need to interface from BeagleBoard-xm running Ubuntu Linux...
Hi, I'm using my own custom board.
MCU : NordicSemi nRF51822-QFAA
SDK version : 7.2 (I use IAR 7.1 for ARM.)
Softdevice : S110 7.1
Each 3 examples does work with...
