Dvm - Motorola R-20018 Manual

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10245 MHz
SYNTH 10 MHz
SYNTH 100Hz
ADRS BUS AO-A 15
DATA BUS DO-D7
NMI
RESET
IRQ
VMA
E
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DVM TO AID
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EXT FREO CTR
61
" / I EXT fREO CTR
63
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59
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77
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U25
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LATCHES
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U32
Figure 13-1. Processor 1/0 A7
Block Diagram