Shenzhen ESP-07S - Pin Mode; Antenna Interface

ESP-07S User Manual
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2.2. Pin Mode
Table 4 Pin Mode
Mode
GPIO15
GPIO0
GPIO2
UART
low
low
high
Flash Boot
low
high
high
2.3. Antenna interface
ESP-07S Modules through the IPEX interface to connect to external antenna.
The antenna must be in line with the 802.11g/802.11b IEEE standard, and the antenna parameters are shown in
the following table：
Table 5 Antenna parameters
Rating
Value
Frequency range
2.4~2.4825GHz
impedance
50Ω