10.11.4 FRC Oscillator Tuning Register

Name: OSCTUN
Offset: 0xF8C

Bit 15141312111098 
          
Access  
Reset  
Bit 76543210 
   TUN[5:0] 
Access R/WR/WR/WR/WR/WR/W 
Reset 000000 

Bits 5:0 – TUN[5:0] FRC Oscillator Tuning bits

ValueDescription
011111 Maximum frequency deviation of 1.45% (MHz)
011110 Center frequency + 1.40% (MHz)
. . .
000001 Center frequency + 0.047% (MHz)
000000 Center frequency (8.00 MHz nominal)
111111 Center frequency – 0.047% (MHz)
. . .
100001 Center frequency – 1.45% (MHz)
100000 Minimum frequency deviation of -1.50% (MHz)