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...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
Hi.
I am using SD s110, ble_app_uart example from SDK10.0.0 on dk pca10028 as a peripheral. The central is a laptop running linux.
I am trying to establish a connection...
As noted here , a lower interval will give quicker connection - but at the expense of power consumption.
With a 4s interval, it seems that it is likely to take several...
Let's say I add two PPIs which both trigger off of the same event. One of these PPIs is connected to the CHG[0].EN task, and the other is connected to the CHG[0].DIS task...
In the GTT_2_Introduction nRF52 document there is a picture with text
-42 dB Selectivity (2'nd CI). As far as i concerned it's about Carrier-to-interference ratio. But what...
Hi.
I am using DK PCA10028 V1.1.0 for my devlopment. The SD is ver 8.0.0, the SDK is the latest and keil v5. The IC is nRF51422QFAC. I am trying to flash the examples from...
Hello, Is it possible to configure nRF's USART to work with Smartcards (ISO 7816)?
The ISO7816 specification defines the bit rate with the following formula:
B=(Di/Fi...
I use the " nrf51-ble-dfu-symmetric-signing " example from GitHub.
The application download over dfu works fine on the PCA10028 board.
But how can I install this bootloader...
dm_distributed_keys_get returns address of local variable 'peer_enc_key';
sdk version: nRF51_SDK_9.0.0_2e23562
in function ret_code_t dm_distributed_keys_get(dm_handle_t...
hello guys,
I'm working in a project & I added some sort of security to the project, I enabled the bonding & MTIM flags through:
#define SEC_PARAM_TIMEOUT 50 /**< Timeout...
Hello,
The 32kHz external oscillator is it required by S110 softdevice v8.0.0?
I haven't see this information in soft device specificaion v2.0.
Thank you.
Hi everyone,
I am using the Arch BLE running firmware version 221 (most current one).
Whenever I create more than 3 PwmOut objects (from the mbed library), the MCU just...
Hi,
I am trying to use the PORT event to trigger interrupts when a button is toggled, i.e. both on LoToHi and HiToLo.
To my understanding PORT events are generated by...
I think I have followed everything from:
devzone.nordicsemi.com/.../
devzone.nordicsemi.com/.../
to convert the dual_bank_serial_s110 to an S210 serial bootloader...
Hello
I’m trying out the new nRF52832 (QFAA-AA0) with preview kit pca10036. I have S132 softdevice installed and running the beacon example from SDK 0.9.0 which appears...
