To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
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...
Hello,
we need to first enable GPIOTE+IRQ. Then after 1st IRQ we want to keep only GPIOTE and disable IRQ. We do not want to disable GPIOTE (because it works with PPI), but...
I'm currently doing tutorials with the nRF52832 DK and am asking myself this question. How would I connect the nRF52 SoCs to my PC for flashing? Also, how should I edit the...
