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...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi all,
I would like to know how to disable de DC/DC Converter...
My main file is something like this:
void sleep()
{
__SEV();
__WFE();
__WFE();
}
int...
Hi All,
I am planning to build a remote controlled device BLE(4.0 ).
I referred developer.bluetooth.org/gatt/Pages/GATT-Specification-Documents.aspx
but still not having...
I will be making a custom PCB and do not use Altium. On the website some reference layout/schematic files are provided, but I am not sure how to import the footprints into...
Recently s110_nrf51822_7.0.0 softdevice has been released. I cannot find specification where those new amazing features (they are impressive, indeed :) ) are described, so...
Theoretically, if I were to expose a GATT service to let a central write a 128 bit PIN to my characteristic, would I then be able to persist this PIN somewhere in the softdevice...
Hi,
I am developing firmware based on nRF51822 SDK for s110.
I would like to modify one or two bytes at Manufacturer Specific Data area in advertising data packet.
But...
Using nrf51822's PCA10001EK and trying the included s110 example called ibeacon. Keep hitting error 0x3001 which corresponds to "connection handle" error.
This error is...
I have not been able to make this app work. I programmed S120 as softdevice and loaded the application. Ran into problem with scatter file. I changed it based on the s120...
When sending data on a pipe with ACK (indicate), the acknowledgement seems to get lost if the device gets disconnected right after having sent that data. Is that a normal...
Hello,
I am trying to build a single device, lets say loaded with firmware "A".
I would like to have two of these devices, both with firmware "A" to detect proximity...
I can't find anything to indicate for sure that the S120 BLE softdevice will work on the nRF51422 BLE/ANT chip. I'm pitting BLE vs ANT for my current use case and being able...
nRf51422 flash data retention is 10 years at 40°C. We need for our application (motor control roller shutter) 20 years. What can you do to increase this value?
Hi All,
Please correct the following in my understanding. Also , i am planning to build a
remote controlled device using a PWM output. How does ATT,GATT and GAP affect/influence...
