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...
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...
Can the S120 work without RTC XTAL?
Iam using SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_RC_250_PPM_250MS_CALIBRATION, false);
but it still hangs in the softdevice_handler_init...
Hello,
I am attempting to implement the TWI drivers from the SDK for a nrf52832 chip for a pca10040 board. I am using the twi_hw_master files to drive my TWI and insofar...
Hello.
Since i migrated from 1 to 2 SPI bus, IRQ Handler at completion is not called. Can I use 2 easy DMA SPI ?
1 bus was working fine.
here is my config
/* SPI...
Hello Nordevzone:
8.0 multilink example
I tried to use this modified handler to receive notification data from a s110 based application. The centerpiece of the handler...
Hello! I have been playing with this example and got some LEDs blink here and there, but would very much like to have UART working as well. The documentation states that ...
Hi,
I'm using the nRF51822 for a beacon and following the ble_app_beacon example (SDK 8.0.0) with some modification in order to measure the battery level through the ADC...
Dear Nordic:
I try to use pca10040 DK and SDK is nRF52_SDK_0.9.2_dbc28c9.
Test nRF52_SDK_0.9.2_dbc28c9\examples\peripheral\UART the function work well on my DK.
I...
Hi,
I have some questions regarding connecting multiple (as many as possible) BLE peripheral devices to a single central (simultaneously).
1:
Does anyone know of any...
Hi
I now is developing Android apps on the basis of NRF UART v2.0.
My s110 NRF51 device will switch two modes for differnet 128-bit UUID. These two modes have independent...
The Bluetooth 4.2 specifications allow for an L2CAP MTU size of up to 255 bytes. It looks like the CC2640 already supports the maximum MTU size of 255 bytes with a 248-byte...
Sometimes windows lose the connection to the nRF51 Dongle. The only way I have been able to reconnect to the dongle is by unplugging and replugging it to the USB port. I have...
Hello,
I am currently working on a project where I need to be able to control an RGB by writing the PWM duty cycle to a custom BLE Service and Characteristic. I am using...
When I init, uninit, and re-init a PWM with pin_polarity set to APP_PWM_POLARITY_ACTIVE_HIGH, the actual polarity of the signal is active low. This also happens when I init...
Hello,
I am getting the error code 0x3004, because I am transmitting data too quickly and filling up the transmission buffers.
From other posts, I know the solution...
