Renesas H8SX/1648 Computer Hardware User Manual


 
20
47 kΩ
Vcc
PF7
MCU
User system
SN74CB3Q3306A
PF7
PF5
SN74CB3Q3306A
PF6PF6
PF5
Sub-MCU
SCK5
RxD5
TxD5
Figure 14 User System Interface Circuit (3)