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...
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...
Hi,
I wanted to build a single shot timer using the nrf_timer library. I went into the library code and I couldn't understand some of the enumeration due to some lack of...
Hi,
I'm using the USBD for HID keyboard on my nRF52840 and I'm trying to change the serial number. On my PC (Linux) the Serial number always appears as 0 using lsusb -v...
Hello there!
I'm developing an nrf52810-based device, which needs to be as small and simple as possible, pretty much like your nRF51822 Beacon Kit.
I've founded the nrf52...
I successfully tried the "beaconing" example from your Mesh SDK 310.
I noticed that moving
line 215 "adv_start();" in main.c
right after "ERROR_CHECK(mesh_stack_start...
Hi, I am using nRF5 SDK for Thread and Zigbee v3.0.0, and I want use NFC pin and RESET pin as inputs.
I wrote in my .emProject this preprocessor definition "CONFIG_NFCT_PINS_AS_GPIOS...
Dear All,
I know that the max. input on VDD is 3.6V. But as a rule of thumb, I normally try to stay below the max. rating. But this time I have a peripheral LDO with 3.6V...
Sorry： Use google translation
I am compiling sdk using keil 5.27，use compiler version 6, armclang,
but is error:
Undefined symbol __start_pwr_mgmt_data...
I know...
Hello,
I am trying to create a new project after add source files and header files . While compiling I got error like "device must be defined. see nrf.h.segger"
Kindly...
Hi,
I'm asking this becase it is not very clear about the PWM in Product Specification v1.6 for nRF24LE1 in the nRF24LE1_PS_v1.6.pdf mentioned the pwm Frequency-range from...
I am using nRF5_SDK_15.2.0_9412b96.And we have code written to interface ads1298r to nrf52 dk for acquiring ecg signal.But the strange is the code is compiling in all others...
Hi guys,
Do you have any suggestions on how I can lower the power consumption. I am currently connecting - sending data - disconnecting .
I have the following set the...
Hi,
I'm trying to receive large packets on uart, but is seems to read one byte at a time .
uart_fifo_read() always returns 1
why is that?
can it be changed ?
Hey guys, i recently bought a nrf52 DK to implement a gateway between a usb touch monitor to a device such as a android or a computer.my approach is recovering the hid raw...
I'm using the nrfx drivers of SDK 15.3.0 and want to poll for data using a synchronous UART. In order to check for data, I use the 'nrfx_uarte_rx_ready' function. However...
