My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
hello
i am using redbear lab's ble nano with nrf nrf51822 chipset in it. now i need to permanently store some data like sensor values and mac address of central devices...
I'm not able to find an older legacy version of Softdevice S110, specifically 7.2.0.
In the SDK Version 7.2.0 obtained from:
developer.nordicsemi.com/.../
there is...
Hello
I want to establish the connection between nrf51822(base station) and:
the second nrf51822(transceiver)
android smartphone(transceiver)
It has to be possible...
Could someone offer some guidance in how it is possible to keep the radio within IDLE mode between transmissions when operating in ESB mode? I have a sequence of transmissions...
Hi
I'm doing some S/W based on nRF51822_xxAC. I want to split RAM into 2 regions, as following:
+-------------+ 0x20008000
|__ __ _ __ |
|APP ZONE2 |
+-------...
hello, I'm trying to read the status register but all I am receiving is 1111 1111, I tried to change the code to read RX_ADDR_P0, but I also receive 1111 1111. can you tell...
It suggests that it holds the permission regarding whether a chara. can be read, but isn't that kinda redundant since there are tons of other similar properties out there...
Hello
Can i program an nRF52 chip using nRF51 DK. I plan to take advantage of the features of nRF52 including higher memory, storage and the NFC
Thanks
Hi,
My company has been running into an issue with the NRF51822 where the MCU appears to enter debug mode unexpectedly and I wanted to see if any others had experienced...
I successfully used my nrf52DK with latest production SD 132 and latest SDK (12.2.0), everything is on latest Keil v5. Then I needed to program another board (nRF51 Dongle...
Hi Nordic Tech support team，
I have some problems with nrf51822 OTA.
My Bootloader is single bank Bootloader。When I update nrf51822 firmware by OTA with android apk, I found...
Hi i'm very frustated with myself not the modules , i could make a pair of them to work perfectly in a pic 16F886 , now due to other project i have to use a dspic33fj64mc202...
We made a version of bootloader_secure for our own purposes. The problem is now that application must be uploaded twice into the device (nRF52) before it really gets updated...
