Clock Selection

Name:
CLKSEL
Offset:
0x07
Reset:
0x00
Access:
-
Bit76543210
CLKSEL[1:0]
AccessRRRRRRR/WR/W
Reset00000000

Bits 1:0 – CLKSEL[1:0]: Clock Select

Clock Select

Writing these bits selects the source for the RTC clock (CLK_RTC).

ValueDescription
0x0 32KHz from OSCULP32K
0x1 1KHz from OSCULP32K
0x2 Reserved
0x3 External clock from TOSC1 pin