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...
I have gone through most of the guides/links that I saw here to no end.
My development environment is OS X 10.9, gcc-arm 4.9, nRF51822 beacon.
Before going for the IDE...
Hi,
I am trying to build a low power device using the nRF51422 SoC without a Soft Device. I need a timer to occasionally wake up the chip and as I read the product specification...
I have a basic question regarding a basic area. Interrupts! But without any good specification and how the OS work and good example how to do this I need to push for the obvious...
In ble_dfu.c (unmodified SDK 8.0.0) I am unable to get the buttonless DFU hooked up.
For reference, ble_app_hrs with s110_with_dfu works correctly. I have traced my issue...
Hello,
I am trying to write data to flash with the pstorage api. I managed successful to write data to flash with the pstorage_test_store_and_update() function from the...
I am searching a cheap wifi solution and this NRF24L01 communicates through 2.4GHz network, therefore it may be compatible with 802.11 protocol and further with TCP/IP protocol...
Hello!
We're using PPI to connect one pin to clear and capture events on Timer2. On pin low-to-high we're clearing the timer and on pin high-to-low, we're capturing the...
Hi,
I am planning to use nRF51822 for one of our projects.
Can you please hlep me with the SDK that will support IAR Embedded Workbench.
Thanks & Regards,
Sumit
Hi,
For SDK 8.0.0 and Softdevice S120.
(1) Maximum number of services supported for db discovery ?
(2) Maximum number of characteristics per service for db discovery...
When i try to add pstorage in Keil 5 packs manager without a softdevice ble_flash is required as additional software component. Adding ble_flash requires a softdevice as additional...
We have a custom board on which we have NRF51822 SOC. We also have a small external flash memory(From Spansion) on our board. I'm trying to figure out the ways to use this...
power_manage function is required always? Or its required if i want to go in the low power Mode?
Can i comment out power_manage during development stage?
