Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
I am trying to create an nRF8001 based application that will broadcast battery levels (pipes broadcast, set), and give out temperature data (pipe indicate - TX_ACK) to connected...
Hi,
I'm using redbearlab's nrf51822 board. It is a arduino compatible board and hence it is using 0,1 (mapped to 9 and 11 for nrf51822). How do I make printf print to this...
An external PA/LNA is used to extend range of nRF51822, and S110 is used for BLE, How to switch between PA and LNA? and how to disable PA/LNA when there isn't transceiving...
Hi...
Can anybody help me to run ble_peripheral example (ble_app_hrs for S130). I have build and load the code successfully but cant see the advertisement. But while debugging...
I am working with the nRF8001, and I'd like to create a services.h file that will let me broadcast battery level and as well as allow temperature to be read by a peer.
...
Hi,
For providing OTA function , I add dfu service into my own application APP1. and create another application App2 to copy the new firmware(named APP3) and cover the flash...
Please help me !
(spi_maseter_config.h at line 29)
#define SPI_PSELMOSI0 20u /**< SPI Master Out Slave In GPIO pin number. */
nRF51822 QFAA Package pin no.20 = P0.14...
I'd like to use 'Direct Advertising' to get the attention of a Central (a specific one or any in range) when an event happens on the peripheral. Is this mode supported by...
Hi,
I hooked up an nRF8001 (Olimex) to my logic analyzer and am observing the behaviour of the RDYn pin.
After resetting the nRF8001 through the RESET pin, the RDYn...
Hi All,
Just got my NRF51822 development board today and cannot get the heart rate demo from SDK to work. Two issues:
1> The PCA1004 board (the one without antenna)...
Dear Sir, We are intending to develop wireless UART- BLE module for our wearable product (Cable replacement profile). Please, help me to get to know about UUID and cable replacement...
Is sd_ble_uuid_vs_add available over the serialzation interface? How can we add a custom vendor ID over the interface if there isn't a serialzation function for it here ?
Hello,
I have made some current and timing measurements on the nRF51822 Development Kit (connected to a nRFgo Starter Kit) running some of the example applications provided...
I would like to drive an LED from the nrf51822 gpio
How much current can the nrf51822.
How much current can the nrf51822 gpio supply?
Is there a recommended LED for...
Hi. I am using a nRF8002 DK, and i am working with nRFgo Studio for 64 bits, in a windows 7 and windows 8 computers (for testing of the error purposes). I am having serious...
How to set READ property to a characteristic pipe through nRFGO studio.Actually i am not able to set READ property to any pipe.How can i do this?
Because i want iPhone...
Hi:
I use TIMER compare function, I open four channels and every channel produce interrupter.Here are some of my code:
NRF_TIMER1->TASKS_CLEAR = 1;
NRF_TIMER1->CC...
Hi. I've never asked a question here, and I'm a complete beginner to embedded programming, so I apologize if I break protocol in anything I do on here.
My setup:
nrfgo...
HI,all!
I have a question about downloading program into nrf51822 MCU.
That is:
As you konw, using the nRFgoStdio to download the code, you have to download the softdevice...
