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,
For the LE1,I found that 32.768kHz crystal oscillator need long time(about 350ms) to running,I must do some delay(about 350ms) for the software then use the RTC,or...
In moving to the "rev-2 51422 silicon, we find that the app_timer inevitably fails after minutes to several hours. Power requirement moves from about .002ma to 4.5ma then...
Hi,
I am planning to use an external DCDC to supply the NRF51822 in Low Voltage Mode.
In the datasheet a voltage range of 1.75-1.95 on VDD and VDD1.8 is mentioned. ...
Dear all
I'm testing for RF stability. As i used 24LU1(host) with 51822(device) be the platform. For audio data transmission. 8k 8bits data rate.
Timeslot set as 1008us...
Hi,
I don't have any problems running the bootloader with S110 7.0.0.-3.alpha on the PCA1001 but when using the same code (minus the led and button config of the PCA1001...
Hi,
I am having a hard time with the permanent storage.
I got it to work with updating a 24 bytes long struct in a persistant block of 32 bytes.
I noticed that the...
Hi,
What is the suggested method to change a pending request, and make it earlier than previously requested, without closing and reopening the session?
For example,...
Hello Gentlemen,
I'm looking for a good example on how to pair BLE sensor and Android using static passkey. I looked at ble_app_gls but I could not see how they set the...
I have the following code
// bondmngr code comes here for now
ble_bondmngr_init_t bondInitData;
bondInitData.flash_page_num_bond = FLASH_PAGE_BOND;
bondInitData.flash_page_num_sys_attr...
I want to save data sent by the Nordic UART/Serial Port Emulation over BLE to the phone.
Can the Nordic UART app save received UART data sent over BLE to the phone?
I've tried adding in the examples (heart rate by example) the:
sd_app_evt_wait();
(including #include "nrf_soc.h" and #include "nrf_sdm.h")
Disabling led, etc. And...
I am running into some symptoms here that I'm not understanding.
My peripheral is an nRF51822 using the S110 softdevice. It implements a service which sends out notifications...
How can I view the private messages I have received using this devzone forum? I cannot find the inbox anywhere.
I have received a email saying I have received a private...
hello everyone.. i want to add push button function in my nRF program code. however it still did not work. i have tried everything i could but the LED on push button function...
NRF24L01+ paired to Arduino (2 units)
Using Mirf sample code for server & client
App worked initially but stopped after some tweaking of code. Uploaded original versions...
