Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
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 looking for a nordic BLE development board that can do data transfer through the UART. Something like SPP (Serial Port profile).
Here is what I need;
The iOS and...
Hi,
Question regarding blog from Thomas Søderholm ( blog.nordicsemi.com/.../which-technology-should-i-choose-to-connect-my-wearable-device-to-a-phone):
Can't you do...
Keil 5.18a forces me to install "missing Software Pack"
I am trying to set up SDK 11, SD312, with Keil 5.18a, but when I try to load an example from the SDK 11 examples folder...
Hi! I have a nrf51 that act as a central and a beacon that is my peripheral, they connect to each other using is_uuid_present but I can't enable notification using db_discovery...
Hello,
I am currently designing a PCB containing the nRF51822 chip and I am concerned about how I will be able to update the program.
I have 2 main questions :
I...
Hi,
I developed an application with Nrf51822 with some bonding need.
No problem with android or using the dongle, but using iOs systems it happens that after a random attempt...
When I add a GATTC in S110-V6.0.0 ,my GATTS stops working,the NRF Master control panle retern ERROR(0x85):GATT internal ERROR Error(0x85):GATT ERROR .Can S110-V6.0.0 run GATTC...
The note on the IoT softdevice says:
"This SoftDevice is a technology prototype only. Therefore, it should never be used in production."
Will there ever be a production...
Hi
I know perfectly it is not possible to debug while the softdevice is enable and the Bluetooth is working. When I try to set up a breakpoint under these conditions, the...
hello there i want to communicate nrf51 and nrf52 using i2c protocol. [https://devzone.nordicsemi.com/question/75218/i2c-in-nrf51/?answer=75221#post-id-75221]
from this...
Hi ,
I am working on the heart_rate_collector example code of nrf51-ble-driver_linux_0.5.0.
The program detail of nrf51 as below:
-- sorftdevice : s130_nrf51_1.0...
Good morning,
I have designed a prototype based on nRF51822 device. Now, I want to program it with a demo software and I have the Ulink-me tool instead of Segger. From Keil...
Hey ,
I'm trying to implement a device that waits for the clicks from the user and sends it over ble as notifications.
i have written the header files for sensor . and from...
im trying to get my nrf51822 connecting only to my phone, I set the phone mac address on white list, but I cant connect to my phone (android) wiht nrf master control.
How...
When my program hits an error returned by an NRF API call, I get a hex number corresponding to that error from the app_error.c:
case NRF_FAULT_ID_SDK_ERROR:
m_error_data...
