I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...
Hello:
Why do I erase SDK5.2 version of flash and read not, in SDK4.2 can. I tested nrf51_sdk_v5_2_0_39364\nrf51822\Board\nrf6310\flashwrite_example is a good example.However...
before i write the flash, it has been erased.so ,its value is all 0xff.
when i write 0x00 to flash address 0x0001,the value read out is not 0x00 but 0x01,and the value in...
I'm looking for a way to use the nordic uart service ( devzone.nordicsemi.com/.../ble_sdk_app_nus_eval.html) from Linux using the native Linux BLE Stack (BlueZ). My application...
Hi. I would like to get into bare metal programming, and have decided to go for ARM processors. Are there any ns-kits or courses availible for purchase?
thnx in advance...
I have a few questions regarding power-fail comparator (POF).
How much current POF consumes? About the same as low power comparator (0.5uA) or lower?
How will softdevice...
Hi,
my firmware works fine, but when I tried to do DFU using the master control apk, it would get to the download screen and then quit.
This is the text:
DFU version...
I wonder if I can ask about the leds intensity control:
I need to control the led intensity without the PWM because I'm using the softdevice & PWM didn't work with it,...
Dear All,
I'm trying to set a static passkey. I have created 2 custom characterestic. One characterestic is used for notifications and the other one for writing. For communication...
I'm making a peripheral device that should be powered off most of the time, but never idle if on, so I want to make sure that it is always (1) connected, or (2) advertising...
Now I have a project to build the schematic.
a, 5 LED indicators(0603) were driven individually by GPIO port directly, serial with resistor, then pull down to GND.
Is...
I installed nRFgo Studio Version 1.20.0.2 (which removed my older version) and was trying to program a softdevice (5.2.1) into our custom board and was presented with a popup...
Hello, I just received the nRF8002 development Kit and want to connect it to my windows 8.1 64bit machine. I get errors that there is no driver. Tried downloading the latest...
Hi, when calling sd_ble_gap_address_get from APP i get 0xXXXXXXXX4F and when i call it from DFU i get 0xXXXXXXXX50(X beeing the same), why is this? Is it a feature or a bug...
Hey Nordic--
I updated my Keil project from SDK v8.0.0 to v8.1.0 and immediately get some compilation errors due to redefinition of symbols.
In nrf_sd_def.h, I think...
Hi everyone. I have a strange problem. As we all know, there's a bug in SDK8.0.0 that dont allows to infinite advertising. To work this around i set advertising interval to...
Hi!
I am using nrf51DK with s110 soft device loaded on it to read data from Bosch BMA180 accelerometer using I2C interface. I would like to use clock prescaller and transmit...
nrf51x22_qfab_schematic.jpg I was going over the schematic and layout pdf files for the nrf51x22 before I began to create my own board and noticed that Pins 33 and 34 are...
