Fujitsu F2MC-16LX Hardware Manual page 612

16-bit microcontroller mb90330 series

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CHAPTER 26 EXAMPLE of CONNECTING SERIAL WRITING

When the SIN0, SOT0, or SCK0 pin is used also in a user system, the control circuit shown in

Figure 26.1-2 is required. (During serial write, the user circuit can be disconnected using the /TICS

signal from the flash microcomputer programmer.)

Connect the AF220/AF210/AF120/AF110 while the user power is off.