Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
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...
Hi,
I am using nrf_pwm_noglitch.c from here . Is there a way to stop the pwm cleanly?. I would like to have a nrf_pwm_deinit(); similar to nrf_pwm_init(). Currently I set...
Hi.
I'm using PCA10028, SDK10.0.0, S130.
About "ble_app_multilink_central" for the reference.
This code shows me below sequence.
Scan->connect request->get connection...
Hi,
We have an application where we have very very slow vcc risetime and therefore we have an external watchdog reset circuit connected to the -reset/swdio pin in order...
Hello,
the available QDID for nRF52x refers to Softdevice which has no IoT capability, being this a work in progress.
When this will be ready, will Nordic release a new...
Hi,
I want to use the NRF51822 without the Bluetooth functionality. Is it possible to leave the pins ANT1, ANT2 and VDD_PA unconnected? If no, what is the cheapest way...
Hi,
I'm using PCA10040 board, There i connected the fuel gauge IC via TWI communication.
There pca10040 will acts as master and fuel gauge IC will acts as slave.
While...
Hi! I want to send data from the temperature sensor of the beacon, receive them with the nrf51 and then send them to the PC via USB cable. The nrf51 has to start the connection...
I am using the nrf51822 and I want to use the pstorage library to save some data which is "power lost can save",but I cloud not find the example of it.I am using the SDK 8...
Hi,
I want to have a generic fault handler that will cause a reset. The handler may be called from a high-priority ISR or exception trap (e.g. hard fault handler), and...
Is it possible to make a services like this：
services UUID : 55550001-5555-5555-5555-55555555555
characteristic UUID : 55550001-4444-4444-4444-444444444444
Hi All ,
I am using NRF52 , S132 softdevice ............
I need to read a data every 5s (In Timer1 interrupt handler) from I2C slave and sent it via BLE.
But what...
