Sizes And Pins Definition - Ebyte E31-400M17S Manual

Chengdu Ebyte Electronic Technology Co.,Ltd

3. Sizes and Pins Definition

No. Name
1 GND
2 GND
3 GND
4 GND
5 GND
6 NC
7 NC
8 SYSCLK
9 VCC
10 GND
11 GND
12 GND
13 TCX0-P
14 TCX0-EN
15 IRQ
16 SPI-MISO
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Type
P Ground wire, connected to the power reference ground
P Ground wire, connected to the power reference ground
P Ground wire, connected to the power reference ground
P Ground wire, connected to the power reference ground
P Ground wire, connected to the power reference ground
- Suspended Port
- Suspended Port
I/O Crystal oscillator output；（see details from AX5243 manual）
Power supply, range 1.8 ~ 3.6V (additional external ceramic filter capacitor
P
suggested)
P Ground wire, connected to the power reference ground
P Ground wire, connected to the power reference ground
P Ground wire, connected to the power reference ground
The internal TCXO power supply of the module needs to be linked with the 14
I
pin when the TCXO pin of the AX5243 is enabled.
I/O AX5243 external TCXO pin; (see AX5243 manual for details)
I/O Transceiver data interrupt; (see AX5243 manual for details)
O SPI data output pin; (see AX5243 manual for details)
E31-400M17S User Manual
Functions
5