Fujitsu F2MCTM-16LX Hardware Manual page 574

CHAPTER 25 EXAMPLES OF MB90F362/T(S), MB90F367/T(S) SERIAL PROGRAMMING CONNECTION
• Even if the SIN1, SOT1, and SCK1 pins are used for the user system, the control circuit shown in the
figure below is required in the same way that it is for P83. (The /TICS signal of the flash
microcontroller programmer can be used to disconnect the user circuit during serial programming.)
AF220/AF210/AF120/AF110
write control pin
AF220/AF210/AF120/AF110
/TICS pin
• Connect the AF220/AF210/AF120/AF110 while the user power is off.
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Figure 25.2-2 Control Circuit
10kΩ
User
MB90F362/T(S),
MB90F367/T(S)
write control pin