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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
Hi all;
I have a hardware question . How much is the discharge time of 10uF capacitor which put in the VDD pin of 51822 ?
When i use the formula of capacitor discharge...
I need to do this, A product ble and Gazell should be used. Switch bluetooth or Gazell mode by pressing the button, but ble and Gazell not used the same time.
When I switch...
condition:i am using the nrf51_adk10.0.0,and i want to enable the NRF51422 as a central role.,so a program the sd130,and i download the application into the board(ble_app_uart_c_s130_pca10028...
Hello,
I am using nRF51822 to build a product and employ 3.0V battery as power supply and system works on DCDC mode. I need RTC counter to do real time tracking. My question...
Hi,
I am developing a glucose application using nrf51822 chip.
Now i want to go for mass manufacturing.
All my devices are advertising the same name.
I want to identify...
Hi all,
I was testing with a new nRF51 Dongle recently and am finding that it disconnected from any peripheral after 15-18 seconds. Generally a little while after a Connection...
I had a PWM question ( here ). It was recommended that I install SDK 10 and use the PWM files from SDK 10. I installed and copied the PWM files from 10 to 9 and opened my...
Hi, I've compiled program from this link:
developer.mbed.org/.../
The problem is that I can't connect to my DK by nRF UART 2.0 app, probably because not every UUID is...
I am working on adding a timer in the ble_app_uart sample, aiming on disconnect with device which doesn't send any data in specific time, such as 5 seconds.
Now I have...
I get NRF_ERROR_SVC_HANDLER_MISSING error in spi_open function.
uint32_t err = sd_nvic_ClearPendingIRQ(p_spi_instance->irq_type);
APP_ERROR_CHECK(err);
I'm using...
hi,
I need to store persistent data of about 32 bytes in flash, so tried using pstorage APIs (SDK v9.0 on nRF51822 -- 256KB ).
I followed the sample code given here...
Hello,
I am using keil uvision 5.17, sdk 9.0.0 and sd 130.
Once I programmed whole application through mbed,
Then I moved into keil and implemented all function....
We are trying to communicate to NRF51422 through PC using UART communication. But the programs works fine with nRF51822 Dongle and DK. But it does not works with another dongle...
Hi experts,
I need nrf51822 to send thousands of packets (notification) to Master Control Panel (PC), and expect for high data rate. So, I turned the connection interval...
