Rainbow-electronics T89C5115 Manuel d'utilisateur télécharger pdf (Page 8)

T89C5115

4128A–8051–04/02

associated nFET is switched off. This is traditional CMOS switch convention. Current

strengths are 1/10 that of pFET #3

Figure 2. Internal Pull-Up Configurations

READ PIN

INPUT DATA

P1.x

OUTPUT DATA

2 Osc. PERIODS

p1(1)

VCCVCCVCC

P2.x

P3.x

P4.x

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 104 105

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Rainbow-electronics T89C5115 Manuel d'utilisateur Page 8