ML62Q1739 Reference Board User’s Manual
FEBL62Q1739RB
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2.3. LED (P20, P21, P22)
The P20-P22 pins of the ML62Q1739 are ports that can directly drive LED. The Ports are connected to the LEDs through
jumper-chip. Remove the jumper-chip when not using the LEDs.
Fig. 4 Jumper-chip removal of LEDs
2.4. XT0/PIO0
，
XT1/PIO1
ML62Q1739 Reference Borad can be mounted with cylinder type or SMD type crystal oscillator.
Fig. 5 Example of processing of Crystal Oscillator
Remove when not
using the LEDs
Cylinder type
Crystal Oscillator
Capacitors
Capacitors
SMD type
Cristal Oscillator
