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...
Setting the gatts_enable_params.service_changed to 0 when enabling softdevice removes (or rather doesn't add) the Service Changed characteristic. That's what I want. However...
I'm developing a device based on an nrf52 chipset, and I'm experiencing strange behaving of the Radio interface. The firmware is based on SDK v11 and SoftDevice 132, the hardware...
Line 73 in function nrf_drv_rtc_init snippet bellow checks for UNINIT state. It accesses the m_cb array which is an uninitialized global. That condition would intermittently...
Hi
i buy a nrf51822-02 module and the chip of this,is nrf51822qfaah10
i compile the ble_app_uart_s130 and program my module but it does not have any advertising
my nrfgostudio...
Hello!
Does anyone know how can we send the multiple uint8_t MOSI signal to SPI and received the result on m_rx_buf?
Trying to send multiple bytes to "m_tx_buf":
...
Hi,
It is possible to use an non secure DFU in SDK 12?Like on SDK11?
How to migrate my custom DFU on SDK 11 to SDK 12?
UPDATE 1
it the dfu from sdk 11 I Get an...
When we use nRF5 bootloader provided with SDK the first application flashing must always be done using DFU over-the-air. Only after that it is possible to re-flash application...
Hello,
I'm new to Nordic nRF52 and trying to send commands via termial to nRF52. After receiving commands, nRF52 will use these commands to do i2c communication with other...
Hi,
I'm trying to simply toggle a pin with GPIOTE out toggle task from RTC2 CC0 event. Wrote up the following code and checked the registers in system viewer. Everything...
I am using S132v2 on nrf52831. I am using UART BLE application. I want to turn ON BLE meaning advertising and all parameter of BLE whenever i press any switch. Also bluetooth...
Hi,
I know this question must get asked enough, but i am at my wits end and have not managed to find a solution for this yet.
calling sd_power_system_off returns NRF_INVALID_STATE...
Hi,
After couple minutes of running my application catch softdevice_fault_handler with program counter set to 0x11150. Can you tell me what may be a reason of this error...
Hello community,
We have a requirement to do concurrent BLE peripheral and broadcaster roles with S132 stack. This seems to be one approach but a bit crude for our requirement...
Hello,
while reading the nrf52840_OPS_v0.5, I discovered, that there is a 32MHz peripheral clock. I did not found any reference to it in the rest of the document. Is there...
