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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi,
I use nRFgo Studio(v.1.21.2.10 win7 x64) "Program Application" to program the combined file(SD+Bootloader+application), it will indicate an error as the attachment...
Hello,
There is an issuse in my project that using nrf_gpiote_drv lost interrupt.
SDK: nRF5_SDK_13.0.0_04a0bfd
Chip: nRF52328_xxAA
Board: PCA10004
There is two...
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...
