Datasheet

78K0/Ix2 CHAPTER 4 PORT FUNCTIONS
R01UH0010EJ0500 Rev.5.00 132
Feb 28, 2012
Figure 4-23. Block Diagram of P121, P122
P122/X2/EXCLK/TOOLD0
RD
EXCLK, OSCSEL
OSCSEL
OSCCTL
P121/X1/TOOLC0/<TI000>/<INTP0>
RD
OSCCTL
MUXSEL
Internal bus
INTP0SEL1
Note
TM00SEL0INTP0SEL0 TM00SEL1
Note
Alternate
function
MUXSEL: Port alternate switch control register
OSCCTL: Clock operation mode select register
RD: Read signal
WR: Write signal
Note 78K0/IY2 only