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...
Hi,
I would like to ask a question about the power consumption specified in nRF8001 datasheet:
the graph on page 40 shows that the average current consumption is about ...
uart not accepting my static passkey when i added dfu in my project. using ios app nrftoolbox.
programed soft device s110. programed dfu dual bank example project then uploaded...
hi i am trying to setup a connection with CP2130 with nrf51. i am using nrf6310 kit. i flashed the spi slave example into into nrf51. on nrf51 these are the connection pins...
I am attempting to wake up every 250ms using an app timer to manage some background tasks and update our BLE advertising manufacturer data if needed. However, once we enter...
this the origin code of offical,,,this some err?? help !!!!
static int8_t channel_port_alloc(uint32_t pin,nrf_drv_gpiote_evt_handler_t handler, bool channel)
{
int8_t...
Hello,
I am using nrf51822 and I want to get RSSI values as much quick as possible(around 20 samples per second) .
Previousely I used MCP and decreased the scan interval...
Hello,
i'm working with my own board with the SD V6.0 and nrf51822 chip id QFAAG0. Already works fine.
Now i switch to the new SD V8.0. The SD V8.0 is programming with...
Hi all
We use the nRF51822 with the S130 V1.0.0. Our application initializes the TIMER2 (f = 16MHz) with a EVENTS_COMPARE interrupt on the CC channel 1 to monitor some...
I have an implementation of pstorage that works very effectively in one build of software, but is dramatically slower in another. Specifically it is taking 10 minutes to actually...
Hello everyone,
i just stuck with bluetooth Range in nrf51822. I am transmitting data using bluetooth at +4dBm(which is maximum). In my experiment my nrf51 dongle is moving...
Hello, I am using the examples\ble_central\ble_app_hrs_c project from SDK_8.1.0 with s120_nrf_2.0.0 on an nRF51422_CEAAB00. This when the variable m_scan_mode set to BLE_FAST_SCAN...
Hello Noric expert.
I am stuck with writing data to flash. I am using nordic's nRF51-DK.
My sdk version is 9.0
Could you go over my code ? My code is attached.
...
i have successfully uploaded my custom made file to my nrf51422 sdk v8.0 and softdevice s110 using DFU/bootloader. but when i try to upload my file 2nd time i got an error...
Dear Developer Zone
I have searched now a lot in the Internet, mostly the say it's possible to reprogramm the Firmware of the nRF51822. I have such a chip and a JLink Debugger...
