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 there,
I have a question about compatibility of dongle with ble_peripheral examples.
I have been using pca10028 nRF51-dk running ble_peripheral examples (+S110)...
Hi,
I am using nRF51822 controller for my development. I implemented the system sleep mode as below.
for (;;)
{
power_manage();
}
void power_manage(void)
{
uint32_t...
Hello, I found that there has been SDK update for NRF52 regarding NFC. Currently, it looks like NFC is just used for tagging.
I'd like to know whether I can use NFC peripheral...
Where can I find the BLE_GAP_EVT_ADV_REPORT value if I am using S310 SoftDevice?
Without it I cannot use my client to get advertising data from server. Or is there any other...
Hi Nordic:
I have two questions about SoftDevice s130:
Device A,B,C,D are using s130.
When this device (called A) is a peripheral and connected with a tablet...
Dear Nordic developers!
I am working on a project, which should use the ANT+ and the BLE communications, too. The S310 SoftDevice is good for them, but I have some problem...
Hi
I have been reading a lot of posts and the documentation on DFU for SDK7.2, but something is not really clear to me.
When I compile and program the boot loader in my...
Has anyone added an external power amplifier to the nRF24L01?. For my application, I need to increase rf power.
What about a skywork Amplifier ? if there is any amplifier...
Howdy all,
Has anyone added an external power amplifier to the nRF51822? From what I recall the BLE spec allows for 10mW output power (well, 10mW would be the maximum for...
Is there any recommended chip antenna for NRF52 SoC? Any guideline on the antenna placement, designing the matching circuit etc? I assume for NRF52, no need for an external...
I have moved bootloader from 8.0.0 SDK on top of our custom application. During boot, the softDevice transitions to bootloader as expected. The bootloader then advertises...
I'm using vanilla version of the dfu_dual_bank_ble_s110 project on top of my application. The problem is that the firmware enters bootloader mode whenever a USB is connected...