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...
Hi,
I am developing on NRF51822 custom board but I had a problem on how to init TWI driver to communicate with MPU6050.
In short, when receiving a BLE_CONNECTED event...
Hellow,
I'm using app_timer to play the buzzer.
The default behavior is
1. key in
2. timer start: 8Sec for key action stop check
3. Buzzer on (pwm1)
3. buzzer...
Hi, I am using sdk 12.3.0 sd130v2. I have the hardfault_implementation.c included in the project. But I am not able to keep breakpoint anywhere in that file. I have made HARDFAULT_HANDLER_ENABLED...
I have initialized SPI0 master by this code:
static const nrf_drv_spi_t spi = NRF_DRV_SPI_INSTANCE(0);
...
nrf_drv_spi_config_t spi_config = NRF_DRV_SPI_DEFAULT_CONFIG;...
Recently I have been working with the serial bootloader from SDK 11. I can upload a softdevice, and supporting application using this bootloader without issue, as long as...
I started working on mesh 51 series ,
Points for which we need inputs
Data packet size for transmission
Process for association and address assigning during commissioning...
Hi,everyone
I am using S132 and SDK13 to set two peripheral links,now i want connect two centers using different connection parameters at the same time,for example,connect...
Hi,
Can the nRF52832 support higher data rates:
UART TX baud rate of more than 1Mbps, such as 3 Mbps without bitbanging.
TWI of 1MHz
any trick to get them...
Hi,
I recently purchased the NRF52 DK. I'm using the ble_uart_example for the SDK 11. I'm using the softdevice PCA10040.
I noticed the the SDK 11 includes the RTT c...
I want to use the nrf52840 with DCDC in high voltage mode to drive the circuite directly from a LI-ION battery.
Is there any reverse current protection built into the chip...
When you start a receive task, what will the radio do if the HFXO is not stable? Not begin to ramp up until the HFXO is stable, OR begin to ramp up but not become active until...
nrf52832, returns an error even with parameters
IROM1: 29000 57000, IRAM1 3CC8 C338, softdevice_enable() works without errors.
#define PERIPHERAL_LINK_COUNT 1
#define...
im working on nrf51822 using sdk 9 ....i completed bonding using ble proximity example without privacy key.....now i wish to add privacy key ..what all changes i have to make...
