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...
As I create my first 'profile document', it would be nice to read over some examples. My only knowledge of this document comes from nAN-36, section 2.2.2.5 :
A profile...
Hi
in the SDK 7.1 examples, there are examples about how to use the hardware peripherals, and examples on how to use the BTLE stack, but nothing combined.
How do I combine...
Hello, I've started bluetooth development with nRF51 DK since yesterday.
My devlopment platform is KEIL-MDK(v5)
Yesterday, I just tested my board, download the blink...
I have an nrf51 dev board which i can currently connect to an android phone and read data from. I would like this board to be able to scan for other BLE devices and send data...
While attempting to understand why my S120 v 1.0.1 application aborted in:
sd_softdevice_enable(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, assertion_handler);
producing:
ASSERT...
In regard to the following functions
uint32_t sd_nvic_critical_region_enter ( uint8_t * p_is_nested_critical_region )
uint32_t sd_nvic_critical_region_exit ( uint8_t...
Hello, from looking at the GCC linker files I take it that S120 softdevice doesn't support using the full 32KB RAM of the new nrf51422-xxac devices. Is this something that...
Hi, I have written a simple program to calculate the number of retries with nRF24L01+.
On transmitter side, maximum number of allowed retries is set at 1. The transmitter...
Hi all,
I am a beginner with nRF24LE1, when I want to code some examples using GPIOs, I find that it's difficult to understand the PxCON register function. Whether I configure...
I am using the usb port to download an example project to the NRF development kit board, with Keil4. Somehow it keep telling that "No jlink device found", in Keil, the project...
I'm designing my own pcb with a IMU and nRF51422 but i confused,
What's the best choice, LDO, DC-DC or external regulator configuration if I'll use a cell coin?
Someone...
Hi,
We bought new some new nrf51822 beacon boards to get latest revision HW. Then upgraded Keil uVision to latest 5.13 and installed SDK 7.2. However I can't get anything...
I would like to use a network of nine nRF24L01+ nodes {n0, n1, ... n8} in following topology:
n0 has bi-directional links with n1, n2, n3 and n4;
n1 receives from...
Hello,
i'm using nrf51422 with gazell protocol.
Here is my interrupt on success code
void nrf_gzll_device_tx_success(uint32_t pipe, nrf_gzll_device_tx_info_t tx_info...
Hi,
I'm using two STM32F407 discovery kits with one nrf24L01+ module attached to each kit.
Here is my common init code (common for both Tx and Rx):
RF_Init(); /*...
