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...
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 required to develop a new model, upon design considerations I considered that my main BLE-Mesh model will have 3 independent sub-models each designed as per functionality...
Sorry if this is a repeat ticket. I've done some searches and they result in information around Zephyr and RF Connect SDK Git repos and West usage to manages related source...
Hello,
I am using MQTT+TLS on nRF9160DK. In the development stage, I followed this link https://devzone.nordicsemi.com/guides/cellular-iot-guides/b/software-and-protocols...
Hi,
Mesh SDK: v5
Using nRF 528232
I am trying to implement a low power node feature on an existing PIR sensor code. I have added all the necessary functions and macros...
I started off my project with the Zigbee light_bulb sample, and I added some new functionality that needs to manipulate various GPIOs. These GPIOs are neither buttons/keys...
I am trying to find some rough estimate of power consumption on nrf9160 in nb-iot and Cat-M mode.
We are going send about 600 bytes every 15 min, and would like to know...
I have a custom model that is declared as follows
BT_MESH_MODEL_PUB_DEFINE (vnd_pub, NULL , 3 + 8 );
struct bt_mesh_model vnd_models [] = {
BT_MESH_MODEL_VND...
Hi again,
The previous issue is closed - but I never got any suggestions or answers to my problem.
I still have this problem - if I do a prestine build the mcuboot doesn...
I’m having nRF52805 on a custom board (for our own application) using SDK 17.1.0 v7.2.0 S112 ( IDE: Segger Embedded Studio). Given the amount of memory this chip has (192...
Hi,
Adding the line of code below with app_timer_create causes the code to hang.
static void my_bat_timer_handler(void * p_context) { pulse_pin(LED); }
APP_TIMER_DEF...
Hi Community,
i recently migrated from sdk16 to sdk17 and I am using FreeRTOS.
My goal is to catch pin interrupts which already worked before migrating. Now I have the...
Hi,
I am testing the ble_uart_send function. I found the advertising was OK, but when my phone connected to the board, it stalled but no error was shown. I enabled DEBUG...
Hi all,
I am trying to send data from nrf52840 to Arduino. I have a simple UART program running on nrf52840 that is supposed to transmit a character to another device(Arduino...
