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, im implemented several services and characteristics in the nrf51822 with S110, its all working (read, write and notification), tested with an iOS app.
Now i need to implement...
Hi,everyone
I want to make out 4 channel PWM with PPI and two timers , PPI configuration like this,
/* Configure PPI channel 0 to toggle PWM_OUTPUT_PIN on every Timer...
Hi All,
I would like the nrf51822 sleep, wake up and then continues advertising.
I try following code:
NVIC_DisableIRQ(RTC1_IRQn);
NRF_RTC1->EVTENCLR...
hello, everyone.
i am a new, i can't understand the meaning of "One event can trigger multiple tasks by using multiple channels and one task can be triggered by multiple...
Please provide me some details about how to implement watchdog functionality so that i can reset the entire system for avoiding software Hangs
I have come up with a code...
Hi,
I have downloaded the SDK 6.0 which contains the ble_app_uart and tried to compile it using GCC, but getting the following error which doesn't make any sense because...
I see the nrf51822-DK and and nrf51822-EK are now marked 'not recommended'. Why is this?
I now see an nRF51-DK and an nRF51 dongle. Are these now the current development...
Hello,
I want to use broadcaster mode for nrf51822, could you tell me please what I must to do to use this mode?
I suppose I must to set BLE_GAP_ADV_TYPE_ADV_NONCONN_IND...
Hi,
We need to develop piconet where each device able initiate receiving and transmitting data.
According to a Bluetooth Core V4.0 specification this topology named like...
Hi Nordic DEV Team,
In my application, I would like to use sd_flash_page_erase to erase like 100 pages user data; the problem of pstorage is that I cannot specify the page...
I am connecting my development device acting as a BLE keyboard using HID over GATT and it seems to be draining the phone battery very quickly. Every 7 seconds I would get...
I am using a US-100 ULTRASONIC SENSOR MODULE, and I need to measure the pulse width that this sensor produce. In arduino we can use a metode called "pulseIn", that gives you...
Hello-
I'm trying to load the Blinky example, I am using the nRF51822 Evaluation board.
I am able to compile but cannot load the board, a window with "Cannot Load Flash...
I use the Timer2 and the PPI for toggle a GPIO to control the frequency of 16Mhz Quartz is correct.
But when I stop the function I have a permanent consumption of ~ 6 mA...
