LG SJ7 - Waveforms of Major Check Point

3-18
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Only for training and service purposes.
WAVEFORMS OF MAJOR CHECK POINT
1. PRIMARY UNIT
1-1. CRYSTAL
FIG 1-1-1. X501 (27 MHz)
1
FIG 1-1-2. X600 (24.576 MHz)
2
1-2. FLASH MEMORY
5
4
6
3
1
2
FIG 1-2. VCC, CS#, CLK, DO
3
4
5
6
VCC
CS#
CLK
DO