How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
I am using the ble_app_template, together with one timer called every second. The timeout handler of the timer just prints a short string on the serial port using simple_uart...
Hell.
I will use flash from pstoreage.c . but seem to only use for bondmange. I find an define:
#define PSTORAGE_MAX_APPLICATIONS 2
This is just for "mp_flash_bond_info...
I'm struggling in implemented interrupt driven twi.
I found it always returned a overrun error after a successful RXD.
I saw an implementation by nordic employee in...
I try to move the code " github.com/.../nrf51-ble-app-lbs" to nRF52.
I meet this problem:
._build\nrf52832_xxaa_s132.axf: Error: L6218E: Undefined symbol app_gpiote_init...
I need to write an application that is mostly in sleep (not OFF) mode, waking once a second or so, and occasionally discovering that it has to do things. Without the softdevice...
I'm am trying to figure out what is causing the hardfault in my code. That question is here:
devzone.nordicsemi.com/.../
However, this question is more about understanding...
Several places in the SDK (every version I've looked at) mention a function nrf_wait_for_app_event(), but it doesn't seem to actually exist in the SDK anywhere. Does it really...
Hi,
every one i am try to create a file in sd/sdhc card but it is not creating with fatfs file system i used chans library.But it is reading a existing file which is of type...
I'm using Eclipse Mars with gnuarmeclipse plugins to evaluate the new nrf52 preview board. After much fighting, I've got the blinky example project building but now I can...
I am using the EmbSys Registers Eclipse plug-in to view the nRF51822 register values. The majority of the registers allow read only. Why isn't the access set up so that more...
While attempting to test multiple iPhone models on the ANCS example, I'm finding that even after I forget the nRF DK from the iPhone's Bluetooth menu, I have to reset the...
Hi:
I use the demo code (nRF51_SDK_9.0.0_2e23562-NORDIC\nRF51_SDK_9.0.0_2e23562\examples\peripheral\spi_master) find a BUG(?) : when i use 1M clock , 1byte translate use...
