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L830-EB-11 Hardware User Manual Page 18 of 39
AP (Application Processor) controls the module start-up, and the circuit design is shown in Figure
Automatically start-up when powered on, and the circuit design is shown in Figure 3-5:
Figure 3-4 Circuit for Module Start-up Controlled by AP
Figure 3-5 Circuit for Automatic Start-up
3.3.1.2 Start-up Timing Sequence
After powering on, module will start-up by pulling up FULL_CARD_POWER_OFF# signal for more than
20ms (100ms is recommended).The internal PMU of the module will output the voltage and start the
start-up process. After about 10s time, the module completes the initialization process. The start-up
timing is shown in Figure 3-6:
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