Renesas H8SX/1648 Computer Hardware User Manual


 
21
47 kΩ
Vcc
MCU
SN74CB3Q3306A
P65
SN74CB3Q3306A
P64
P63
SCK6
RxD6
TxD6
Sub-MCU
P65
P64
P63
User system
Figure 15 User System Interface Circuit (4)