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...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hi,
Im using SDK11 and id like to use serial DFU, when i try to run pc-nrfutil I get a message "Serial transport is currently not supported".
Id like to write own update...
Hi,
I just upgraded to the new SDK (12.1) from SDK 11... and I'm completely lost about the new secure DFU... Previously I correctly implemented a buttonless DFU in my application...
Hi,
I make some tests on power consumption of nRF52 with evaluation board and I remark some peak on the current. it's appeared that this peak is generate by DEC4 output ...
Hi, if i pair my nrf51-dk with my iPhone works, than I pres discontent (bluetooth settings),
now,
if I try whit another iPhone this doesn't work...
If I reset the board...
Hi,
I think there's an error in SDK12's nrf_drv_uart, some code parts unconditionally use p_instance->reg.p_uart (eg. nrf_drv_uart_task_address_get, interrupts_enable)...
Hi
Recently in the release notes of the SDK12 I noticed a line about updated the MDK update:
Included a critical MDK update (v8.7.1)
My SES project uses the...
Hi,
Is there an example available for Nrf51822 BLE HID (nrf5 SDK v11) with Feature and Output reports?
I've added an output HID report to HID mouse example from SDK and...
Hello.
I use nRF52 and tried to make the shared channel.
There are 1 Master and 1 ~ 3 Slave device.
When the master device send the notification messages to slave...
Hi,
I just did a quick diff using these two commands
> find nRF5_SDK_12.0.0_12f24da/ -type f | grep --text -v -e "c$" -e "h$" -e "s$" | sed 's/.*\///' | sort -u > exclude_list...
Hi
we are switching from NRF51 to NRF52.
Putting the same (very basic) inits for sd and advertising, leads to NRF_ERROR_INVALID_PARAM..
This is my source:
#define...
Hi,
I downloaded the latest SDK V12, coped the example HEX from the BLE Beacon and it worked fine.
I tried to then compile using Keil, it compiled, but I noticed that in...
Hello,
I am currently using the TWIS (slave!) peripheral to get data from a I2C master. Now I would like the ability to place the nRF52 in deep sleep mode with sd_power_system_off...
i am using UART service for implementing BLE App on iPhone-4s by using objective-c.
i downloaded old source code of UART but it can't work.
so can i get latest updated UART...
Hello Everyone,
I am working on nRF51 can any one tell me how can i get current time in microsecond?
micros() return current microsecond time in arduino. I wants same...
