
RL78/G13
CHAPTER 4 PORT FUNCTIONS
R01UH0146EJ0100 Rev.1.00
236
Sep 22, 2011
Figure 4-52. Block Diagram of P121 and P122
P122/X2/EXCLK
RD
EXCLK, OSCSEL
CMC
OSCSEL
CMC
Clock generator
P121/X1
RD
Internal
bus
CMC:
Clock operation mode control register
RD:
Read signal
<R>