Apply voltage for DCC pin

[hiren]

hi, i'm new in nrf module, i use nrf51822, i'm totly confuse what voltage that i should apply on DCC pin? if i want use internal dc/dc than what the voltage and if i use LDO than what should the voltage. and can i supply vdd and DCC same voltage? Thank you

[hiren]

OK. Great it is so use full for me. Thanks

now i again i ask one question is there any way to programme nrf51822 using UART ?