Sierra Wireless AirPrime EM7690 Hardware Integration Manual page 8

AirPrime EM7690 Hardware Integration Guide
1. Module junction temperature at the printed circuit board.
Normal mode
current_vcc > VOLT_HI_CRIT
current_temp < TEMP_LO_CRIT
Figure 2-1 Voltage/Temperature Monitoring State Machines
Note: Make sure that your system design provides sufficient cooling for the module.
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current_vcc < VOLT_LO_WARN
current_temp > TEMP_HI_WARN
Low supply voltage warning
current_vcc > VOLT_LO_NORM
current_temp < TEMP_HI_NORM
current_vcc < VOLT_HI_NORM
current_temp > TEMP_NORM_LO
Rev 0.1
Rev 0.3
Normal mode
or
High temperature warning
current_vcc < VOLT_LO_CRIT
current_temp > TEMP_HI_CRIT
Low power mode
(Manual transition)
Handled by Power State
Full_Card_Power_Off#
state machine.
Off mode Handled by
Host deasserts
Power State state machine
September 23,
September 23, 2020
Power
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