UMTS/HSPA+/LTE Standard Module Series
Mini PCIe-C EVB User Guide
Mini_PCIe-C_EVB_User_Guide 29 / 39
4.6. Switch and Button (S201/S101)
Mini PCIe-C EVB provides a switch S201 and a button S101, which are shown as the following figure.
S201
S101
Figure 25: Switch S201 and Button S101
Table 11: Description of S201 and S101
Reference No.
Description
S201
VBAT ON/OFF control
S101
It is used to reset the Mini PCIe-C/-D and EP200Fmodules.
Reset operation of the Mini PCIe-C/-D modules are as below:
For UC20 Mini PCIe-C, drive the button to low level for more than 150ms.
For EC20 R2.0/EC20 R2.1 Mini PCIe-C and EP200F, drive the button to
low level for time between 150ms and 460ms, otherwise the module will
be reset again.
For EC200T Mini PCIe-C/EC200T-CN Mini PCIe-D, drive the button to
low level for at least 300ms and then release.
