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,
My problem described below, please share solution or any suggestion how to fix this.
=== Background / Problem ===
I've setup and run MESH serial network, for machine...
If I use RTC and Timer simultaneously, getting fatal error as timer disables RTC. Is there any way by which I can use both application and RTC in my application?
Our device is implemented as BLE peripheral device and based on nRF52832
For saving space in Flash memory we try to downgrade SD version from S132 v 5.0 to S112 v 6.1.0...
Hi,
I am doing one more project in that project I want to do following things:
1) my one BLE giga device module(nrf51822) will act as a master(central) & other AT command...
Hi to all,
i had a problem in measuring coin cell battery level with nrf51822. i am developing a device with nrf51822 that this device will use from a coin cell battery...
I have a product using the nrf24L01+ going through the new CE testing for EN300440 v2.1.1. The lab is asking me how to setup for "receiver blocking" test according to 4.3...
Hi, I'm using nRF52840PDK and SDK 14.2.0. I started from the SAADC example and tried to use NRF_LOG_INFO to print some strings through the UART. I have this:
And...
Hi,
I am following the directions here using Keil:
http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v14.1.0%2Fnrf52810_user_guide.html
...
Hello,
I'm using mesh 2.0.1 to test message sending between 2 nRF52840 DK boards.
I'm using a task from FreeRTOS kernel to send messages from the node to the provisionner...
I was hoping someone could clarify what support the nRF52840 has for USB power source detection. Our design uses a 150mAh LiPo battery, with a dedicated PMIC. We have the...
I have a hardware with NRF52832 module and successfully used the example twi-scanner to locate my I2C peripheral. I copied these parts over:
My own code produces this...
I am extending the Glucose sensor app in nRF Toolbox (Develop thread). I had logic error which I have corrected, but while debugging I encountered a strange effect that could...
Hi, I have been developing on the nRF52832. I am now in the process of moving to the nRF52810.
I am using the SDK v15.
I have commented out the DEVELOP_IN_NRF52832 define...
The last warning log i had was
E 14:06:57.204 Error 129 (0x81): GATT INTERNAL ERROR D 14:06:57.229 [Server callback] Connection state changed with status: 0 and new state...
Hi Sir
How to config channel and AINx to specific gpio for SAADC ?
For example, if I want read adc voltage from NRF_GPIO_PIN_MAP(0,5), how to set the channel and AIN ...
