I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
I have attempted to put the radio into +4dBm mode using the command: sd_ant_channel_radio_tx_power_set(CHANNEL_0, RADIO_TX_POWER_LVL_3);
When I look at the RADIO TXPOWER...
I just got the nRF51822 DK and tried hooking up the dongle. I am using Parallels 9 on OS X 10.8.5. It only loads as a uSB Composite device with a yellow warning icon. Odd...
Hi
I am trying the nRF51822 Evaluation Kit for the first time.
I have followed the instructions in the User Guide v1.1. The blinky_example works fine, indicating that...
Have you also wondered how to get serial IO (UART) with nRF51422-EK via the Segger debug interface?
[list=1]
[ ]Plug Eval kit in the USB port.
[ ]In Windows open "device...
Hi,
i need to stop one of my Timer at the falling edge of a Pin. So i need a gpiote_interrupt, is this right? Can someone help me how i can do this? if i write something...
I have 3 inputs I need to sample every n minutes. I have an n-minute timer that can kick off the first one, but I need to run the second and third samplings in succession...
We are creating our own dev board.
What pcb parameters were used for the PCA10004-nRFgo PCB antenna radio module 2.0?
1.6mm?
1oz Cu?
impedance control?
I have not...
Hello,
We want to use the J-Link Needle Adapter for nRF51822
The attached (capture.jpg) is the pinout from the J-Link Needle Adapter datasheet.
the attached (capture2...
Hi,
I have a wired problem with the nrf51422,
I'm loading the code using the J-link into my board or the evaluation board (PCA10007) that I have, the code runs perfect...
Hi all, I met a problem with measuring lithium battery voltage. I used 1Mohm and 250Kohm divided voltage, and used the internal VBG voltage as reference, and used ADC0 as...
I'm using a nRF51844
I'm writing my own ADC reading routines because I can't find any examples, but I know how to code so that's not a problem. I just want to confirm something...
Hi,
does a code example or app-note exists that describes how to configure the SPI peripheral to use an ISR to transmit data to a SPI slave?
Thank you in advance!
Dear
Do you know of a "present" /not present" low cost 2.4 GHz RFID chip for static asset monitoring in WiFi environment. compatible with, and actively associates with 802...
I am trying to hook up nRF8001 to TI MSP430F663x via nRF2740 module.
All inputs seems to be controlled properly.
Once I release the nRF8001 RESET line, RDYN goes low...
Hi,
I have a simple battery powered remote control device with a NRF51822 and using the Gazelle protocol for communication with the host.
To save battery the MCU goes...
