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 built an application using SD120 v2.1.0. The app runs fines from 0x1d000. When I run an own bootloader (RS485, no need of interrupts or SD120, no pstorage functions...
Hello, My question is that in sleep mode my nrf51822 current consumption is 0.98mA, with only GPIOTE enable, however when I disable it, the current falls to 13uA, but the...
Can anybody explain me step by step how to set an Timer interrupt with blinky LED sample code, since i am new in Coding. I am using nRF51_SDK_8.0.0_5fc2c3a/ timer example...
Hello--
On my Mac OSX system, an nRF51 DK loaded with the HID mouse example doesn't list as a mouse device (no mouse icon listed in the OS) when I start advertising. Instead...
I am working with the BBC on the Microbit project. bluetooth nRF51822 has an ARM Cortex -M4F CPU which is MUCH more powerful than the ARM Cortex M0 being used as CPU. Is it...
Since it appears that version 1.20 is broken and useless, does anyone know where to get an earlier version for 64-bit machines? A co-worker has 1.17 for 32-bit but it refuses...
Hi, I just got my nrf51 DK, I compiled the BLE_URIBeacon example from mbed and downloaded the hex file, 361.2KB. I pushed the RESET button and connected the USB cable to my...
Hi
I use an avr attiny441 with the nRF24AP2. Communication is over SPI byte flow. After start up, I get the start-up-message from nRF24AP2. That's fine. Afterwards, when...
Hi all,
I tried to implement a software ACK between two NRF24LE1 devices, but failed.
In my tick_interrupt_ISR, I send a frame from device_A to device_B, and I want to...
I would like to start a pwm signal on PIN 15 while BUTTON_1 or BUTTON_2 is pressed. If BUTTON_1 or BUTTON_2 is released, than there should be no signal(low) on PIN 15.
...
I have built an application using S120 v2.1.0. The app runs fines from 0x1d000. When I run an own bootloader (RS485, no need of interrupts or S120, no pstorage functions,...
hy,
i am using s130 as a central device. I can establish a connection and also read the characteristics. I also enabled notifacation for one characteristic. Everything...
Hello,
I have the latest version of nRFGo Studio (1.20.0.2 version) and i try to program the S310 V1.0.0 SoftDevice using the nRF51 DK. I get the following message : Invalid...
Currently I have a device working with DFU being updated from an iOS device. Now however, I would like to update the DFU from another BTLE device. There is no OS in this device...
