Fujitsu MB90460 Series Hardware Manual page 642

CHAPTER 24 EXAMPLE OF F
• When the user system also uses the SIN0, SOT0 and SCK0 pins the control circuit shown below is
necessary. (During serial writing, the user circuit can be disconnected by the flash microcontroller
programmer /TICS signal.)
• Before connecting the AF200, turn off the power supplied by the user.
AF200
write control pin
AF200
/TICS pin
2
MC-16LX MB90F462/F462A/F463A CONNECTION FOR SERIAL WRITING
10k
User
MB90F462/F462A/F463A
write control pin
623