Renesas RX100 Series User Manual page 132

RX13T Group
1. Write to the SCKCR register.
2. Confirm that the value has actually been written to the SCKCR register.
3. Proceed to the next step.
PCKD[3:0] Bits (Peripheral Module Clock D (PCLKD) Select)
These bits select the frequency of peripheral module clock D (PCLKD).
PCKB[3:0] Bits (Peripheral Module Clock B (PCLKB) Select)
These bits select the frequency of peripheral module clock B (PCLKB).
ICK[3:0] Bits (System Clock (ICLK) Select)
These bits select the frequency of the system clock (ICLK).
FCK[3:0] Bits (FlashIF Clock (FCLK) Select)
These bits select the frequency of the FlashIF clock (FCLK).
R01UH0822EJ0100 Rev.1.00
Jul 31, 2019
9. Clock Generation Circuit
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