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 We have an application where we what to read i2c sensor data over the air to an iPhone. We've taken ble_app_uart_S130 project and grafted in some twi_hardware code. There...
I am interested in the S130 ability to hold 3 central -> peripheral links over BLE, and am looking for some evidence that this has been accomplished with extremely low-power...
Here are the commands I use to upload a program to the device:
JLinkExe -device nrf51422_xxac -if swd -speed 4000
loadbin filename.bin 0x18000
r
exit
It works...
Hi, I'm planning to made a custom PCB using nRF51822-QFAA or QFAC revision 3.
My developing environments are J-Link, IAR EWARM 7.1, SoftDevice 7.1, and SDK 7.2.
I kept...
Dear developers,
Currently, I'm developing a new application that uses Nordic Uart Service (NUS) over BLE.
Everything is working fine. However, I would like reset (delete...
Hi,
I've loaded SD 8.0.0 on the device, but when I try to load application via NRF Studio it always fails.
Im using SDK 10.
Memory settings in Keil:
IROM: 0x18000 0x28000...
I use s110 v8.00, now i need finish the dual bank ble DFU program.
who can offer a example?
the s110 v8.00 is use nrf51422,and used the ram2,
I compile the project,find...
I would like to be able to manually disconnect from a device and then begin advertising.
However, I have discovered that on disconnect, ble_advertising_on_ble_evt handler...
I have an application using N5150 SOC with S210 softdevice and using softdevice_handler, SDK 10.0.0.0, and I'm using Ant-FS to gather data from this device. I only want to...
ble_app_beacon.rar hello there i used ble_app_beacon example. i want to make some modifications. i want to put it in sleep mode after some time and again wake up after some...
Hi,
I am trying to run the example ble_central_and_peripheral_experimental (SDK 9), I program the device with S130 and the hex file. The other two devices I program it with...
Hi,
What is the meaning of "NRF_CLOCK_LFCLKSRC_RC_250_PPM_250MS_CALIBRATION"?
It means use the internal RC clock source, but what is the meaning of "250_PPM_250MS_CALIBRATION...
My application uses the WDT. In my application, I use a soft reset to enter the bootloader. Because the soft reset does not reset the WDT the program will reset while in the...
Hi, current i'm writing a program in nordic nrf51822 chip and I facing the problem of region RAM overflowed with stack after adding the BLE code as shown below :
//***...
I have a RFID application in which there is a Reader and a tag. The Reader reads the tag information once the tag is in the Reader's range. The tag is an active tag.
The...
I'm working with app_fifo_uart and I'm seeing that my event handler gets the event 'APP_UART_TX_EMPTY' repeatedly. Multiple times a second. Is there any reason for this? Can...
