LTE Standard Module Series
EC200T Series Hardware Design
EC200T_Series_Hardware_Design 39 / 90
Table 10: Pin Description of RESET_N
Pin Name Pin No. I/O Description Comment
RESET_N 20 DI Reset the module 1.8 V power domain
The recommended circuit is similar to the PWRKEY control circuit. An open drain/collector driver or button
can be used to control the RESET_N.
Reset pulse
RESET_N
4.7K
47K
≥ 300 ms
Figure 13: Reference Circuit of Resetting the Module by Using Driving Circuit
Figure 14: Reference Circuit of Resetting the Module by Using Keystroke