3.22EjemploDRM007 Co..
3.22EjemploDRM007 Co..
3.22EjemploDRM007 Co..
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Hardware Design <strong>Co</strong>nsiderations<br />
VCC<br />
S1<br />
Reset<br />
R23<br />
10k<br />
C11<br />
0.1uF<br />
31<br />
/RST<br />
MC68HC908MR8<br />
Reset Type<br />
Figure 4-7. Reset Button<br />
Table 4-1. PIN Bit Set Timing<br />
POR/LVI 4163 (4096 + 64 + 3)<br />
All Others 67 (64 + 3)<br />
IC9<br />
Number of Cycles Required<br />
to Set PIN<br />
CGMOUT<br />
RST<br />
IAB PC VECT H VECT L<br />
Figure 4-8. External Reset Timing<br />
DRM007<br />
BLDC Motor <strong>Co</strong>ntrol Board for Industrial and Appliance Applications<br />
62 Hardware Design <strong>Co</strong>nsiderations MOTOROLA
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