Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hello,
I use SDK 13 on nRF52832 with a SD card (nRF port of fatfs lib).
I have a long sleep and i want to minimise current.
With SD card, it's okay i switch off SD...
Originally, this was a complaint about SIGTRAP 0xffffffe while using GDB.
But I've discovered the actual issue is related to a lack of erase/programming of FLASH.
My environment...
I would like to know how long is the minimum pulse width for SENSE to trigger GPIOTE Interrupt from external pins on NRF52832,I have seen
devzone.nordicsemi.com/.../
How...
Hi,
What is the status of a MISO pin of an SPI instance after issuing NRF_GPIO->IN? Does it reflect the real state of the pin? If no, what fast options do I have to read...
hello ,
i have a question, when i download the application.the power dissipation is more than 1mA, and i press the reset key to let the reset pin low level,but it is not...
I have an application that first reads ADC sensor data from a SPI device, then transmits out through BLE. I have a 4ms timer; once it times out
Read sensor data through...
Hello,
I would like to ask your help for examples of nRF52 code, when entering and exiting critical regions (disabling interrupts without switching off a bluetooth connection...
Hey,
just wondering if its possible to lower the pwm driver clock of the nRF52832 to around 500Hz? Im working on a LED dimming application and the LED spots i use have...
Hi,
I got a error fatal awhile after the app switched to low advertising.
Could you please tell me where I can to look into ?
I got the error code 8198 from sd_power_systemoff...
Hi everybody,
Chip: nRF51422
Board: PCA10028
Firmware: S130_nRF51_2.0.1
I found it really difficult to write DMP driver for nRF51.
I've already downloaded motion_driver_6...
Hi,
I have been modifying the MQTT Publish example for a product and found that the PUBACK message does not produce an event. The problem is in components/iot/mqtt/mqtt_transport...
I am trying to start development on the nRF52 Dev board PCA10040. However after updating to the latest nRFgo Studio 1.21.2, I cannot seem to program the board. I'm simply...
Im doing a porject using nRF51 DK,nRF51822 Bluetooth Smart Beacon Kit and nRF51 Dongle, with Termite 3,2 to view data. There's a few questions i want to ask.
My program...
