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...
This is a follow-up question to devzone.nordicsemi.com/.../
I am using SDK_11 s130 on nRF51-dk.
I discovered that on nRF-UART Android app, notifications are not enabled...
I managed to enable pairing without bonding on ble_app_uart by porting peer manager over from ble_app_gls. I am using SDK11 s130 on nRF51-dk.
I observed some strange behavior...
Hi Nordic's community,
I have an issue when writing uint32_t to a characteristic, i don't understand when i write uint16_t or uin8_t, it works ! but don't when i send an...
Hi,
I would like to add single bank signed DFU support to my project (running on nrf51822AC - 256kb version).
In SDK 10, there was an experimental bootloader with a nice...
Hi,
I want to transmit adv. data AES encrypted everytime. The Basic requirement is to do Encryption with Stream Cipher (Counter Mode) so i want to know when and where to...
Hi,
I am trying to get bonding to work in both iOS and Android versions.
As per the suggestion in : devzone.nordicsemi.com/.../ I used
attr_md.read_perm.sm=1;
attr_md...
I wanted to do pairing without bonding with ble_app_gls s130 SDK_11. I tried setting SEC_PARAM_BOND to 0. However, this caused the device to stop advertising. What is a better...
Hello ! Can I read with SPI registers without any problems from inside a ble_event_handler or a timer_handler or should I expect to have problems due to interrupt priorities...
In the SPIM section of the product spec for the nRF52832, the spec describes sending the STOP task (even if the peripheral is already stopped) and receiving the STOPPED event...
Hi,
If I have a custom board with the NRF51822 operating at VDD=2.4V, would it be possible to program the part using Segger JLINK Lite programmer that comes with the dev...
I am attempting to update the firmware on a DFU V1 device using javascript inside of a cordova app. Due to the time it takes to roundtrip the write response it is going to...
Hello again,
Edit:
I am now only getting these 4 errors after enabling the clock in the nrf_drv_config.h file
I may be able to track down the problem myself if someone...
Hi,
I'm trying to get NFC working on a PCA10040 dev board. Using the nfc/record_url hex file it works fine, so the hardware is obviously ok.
However, when I use the...
I need to save data to flash on an nRF51422. I already have same basic thing working on an nRF52, so I figured the same API calls would work, but they don't. My main symptom...
I have an application that bonds to mobile devices and encrypts the connection on both Android and iOS. What I am noticing though, is that after each time I use the DFU to...
