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...
Hi,
I have made some customs pcbs, the main one use the PCA10004 reference design and the small boards use PCA10000. I can get 25 meters on LOS (I think it can go far way...
Hello
Until recently I have been using a JLink EDU to program and test nRF51xx devices from Keil 5.14.
I recently bought a Ulink2 and would like to do the same but have...
Silly question, but I haven't gotten into a good rhythm with the debugger. Every time I try to use the debugger when a soft device is programmed, I can't seem to ever hit...
I'm trying to port the Dual Bank BLE DFU Bootloader to a custom board that we have. The only modification I have made in the bootloader was that I changed it so the internal...
I'm working in a project & I want to use the PWM application provided by the SDK with the bluetooth module, I want to control the LEDs light intensity using the PWM, the PWM...
I'm having difficulty with using PWM library with softdevice. The app_pwm_init function returns
NRF_SUCCESS but call to app_pwm_enable does not generate an output.
...
Hello,
Is that possible to connect to a device that is not advertising ? (a kind of wifi not send SSID)
In my case I know what mac address to connect so it's useless...
The critical section code in app_util_platform is controlled by the symbol SOFTDEVICE_PRESENT. Do I have to set it up in the project or is there something else that controls...
Hi,
My problem is next. I want to use some of examples for nrf51822 on costum board but code stuck at sd_softdevice_enable(). As I cant see where is this function defined...
My computer (Windows 7) cannot find any driver software for the nRF24E1, the dongle PCB in the nRF24Z1 development kit. Where can I find the software?
[edited 7/16] It...
The nRFgo Studio showed "No device detected" when the nRF51-DK board was plugged to the USB port. And the Recover button was greyed.
When the board was plugged in, nRFgo...
Hi,
I want to get a message to know if the S120 center have had get the adv packs.
Is there a way to make a scan respond ack payload pack from the S120 center?
Hello,
I am running the "central multilink" example project UART connected with HWFC to an external host. The NRF51 adds about 3 uA of sleep current to the system and wakes...
I would like to use a Balun instead of discrete components for a nrf51822 QFAA package device.
Looking at the reference designs I found a handy integrated library that...
