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...
There are a couple problems with the SDK 7.1.0 implementation of nrf_delay_us for GCC. The experiments I've run show the provided version generates delays 40-50% too long...
Hi,
I am developing an application to capture data on a PC over ANT+ using the ANTUSB-m as slave and the nRF51 DK as master.
In order to test my program I want to be able...
I had the same experience as fishman and I went back to give Eclipse a try. (Post: nRF Beacon does not build on Android studio) I tried to build it in Eclipse Luna with the...
I am trying to use the nrf51822 to send media button commands over HID. I have seen several questions on here and they usually involve the HID Mouse example (which doesn't...
Hello,
I have been trying to implement AES in order to encrypt a time stamtamp to be sent in the advert of the iBeacon ( 128 bits, using Minor and Major bits, (16+16)*4...
Hi,
I am trying to decrease circuit power consumption that's why I am using sd_ble_gap_tx_power_set(TX_POWER_LEVEL) function. When I set TX_POWER_LEVEL as 4 or -20, I dont...
We are looking to change tx_power setting to Neg30 dBm and for this we have accessed NRF_RADIO->TXPOWER = (RADIO_TXPOWER_TXPOWER_Neg30dBm << RADIO_TXPOWER_TXPOWER_Pos);
...
I have the NRF51 DK working with CrossWorks on OSX. I have the blinky example working.
Now I would like to figure out how to get very basic HELLO WORLD type demo to iOS...
I am implementing dual bank DFU on the PCA10001 board using the latest SDK (7.2.0) and S110(7.1.0). I am able to enter bootloader from my app as detailed here:
developer...
I'm just reading the documentation regarding the analog digital converter and wonder why there is one bit in the configuration register for every analog input. What will happen...
I'm using a relatively large GATT db that has rd_auth and wr_auth set to true for every characteristic. This prevents the stack from automatically replying with cached values...
I'm using the MAX9814 electret pre-amp's output as an input to an analog pin of the nRF51822. The MAX9814 has a 1.2V swing at 1.2V DC (so it goes from 0 to 2.4V). VDD for...
Hello,
I have some questions about the DC/DC conversion factor in nRF51822.
In the datasheet nRF51822_PS v3.1, Figure 11 shows the graph about conversion factor...
I would like to change the device name of the nRF51422 trough a mobile device(Android AND iOS ). The name should be stored even when I disconnect the supply.
From a nordic...
