R5F21133DFP RENESAS [Renesas Technology Corp], R5F21133DFP Datasheet - Page 202

• Manufacturer Part Number: R5F21133DFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY/R8C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

R8C/13 Group
Rev.1.20
REJ09B0111-0120
19.3 Clock Generation Circuit
19.3.1 Oscillation Stop Detection Function
19.3.2 Oscillation Circuit Constants
Since the oscillation stop detection function cannot be used if the main clock frequency is below
2MHz, set the OCD1 to OCD0 bits to “00
Ask the maker of the oscillator to specify the best oscillation circuit constants on your system.
Jan 27, 2006
page 191 of 205
2
” (oscillation stop detection function disabled).
19. Usage Notes