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...
chip N51822QFAACO
s110_nrf51822_5.2.1_softdevice.hex
keli 5
\nrf51_sdk_v4_4_2_33551\nrf51822\Board\pca10001\ble\ble_app_proximity\
works fine
nrf51_sdk_v5_2_0_39364...
Hello Everyone
I have designed my custom board using nrf51822 i have tested the votlage rating, on the VDD pins everything is fine (3v) but the real problem is my antenna...
Hi,
I use SDK v10, S110 v8 and dfu_dual_bank_ble_s100_pca10028. My application has dfu support.
I reset to bootloader from application after writing 0x0104 to dfu control...
Hi,
I think there is the bug in SDK11 Spi slave protocol. After a msg is received from the SPI Master, I notice that the spi slave event always have the rx_amount and tx_amount...
Hi All,
I noticed these serialization FW with huge amounts of code in the makefile.
What is the core functional difference between any example with and without serialization...
Hi,
I use SDK v10, S110 v8 and dfu_dual_bank_ble_s100_pca10028. My application has dfu support.
When I write 0x0104 to DFU control point characteristic, my device is switches...
I am trying to use the ECB encryption mechanism and had it working perfectly well on the 11.0.0 alpha SDK. With the release of 11.0.0 it now hardfaults ( NRF_ECB->TASKS_STARTECB...
how do I modify antenna of nrf24l01+ by connecting external smt antenna to it? for this purpose I need rf ground and antenna core, I can't find rf gnd here. is that same as...
Hello,
I need a solution to scan for BLE devices and read device characteristics database through UART on PC (Win). Something like Master Control Panel, but a cmd line...
Hey,
I have a problem with sending data on Notification. The problem is data is transmitted in the characteristics even when the notification is not enabled by the app.
...
Hello I am happy to you to read this text...
I meet a problem...
when I want to work nrf51_SDK_10.0.0/example/peripheral/blinky/pca10028
so i clicked "Rebuild" but...
I have a nRF51822 device.
When the connection interval is 50ms.
The transmission distance can up to 50m+.
But, when the connection interval is 1000ms.
The transmission...
Hi all,
I would like to setup a system where a single central BLE device (a smartphone) has to talk sequentially to several BLE perihperals (Nordic chips).
I need to...
Hi. I'm using PCA10028, SDK10.0.0, S130.
I made timer(repeated) as below.
void init_timer(void)
{
uint32_t err_code;
err_code = app_timer_create(&m_timer_id,
APP_TIMER_MODE_REPEATED...
Hi,
I have a nrf51-DK, and I use softdevice s130_1.0.0 with keil c 5.18a,
My project with custom service uuid "DFU" and custom uuid "my_uuid", and battery uuid, alert...
