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OLIMEX ES32-POE, User Manual

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Order codes for ESP32-POE and accessories:

commercial grade 0-70C board with internal antenna

commercial grade 0-70C board with external antenna

industrial grade -40+85C board with internal antenna

ESP32-POE-EA-IND

industrial grade -40+85C board with external antenna

ESP32-POE-WROVER

commercial grade 0-70C board with 8MB PSRAM and internal antenna

ESP32-POE-WROVER-EA

commercial grade 0-70C board with 8MB PSRAM and external antenna

BATTERY-LIPO1400mAh

- Lipo battery 3.7V 1400mAh – note these batteries can be shipped only
by ground so we can deliver only to EU destinations.

- different sensors, relays, LCDs, RTC, GSM, GPS etc accessories which
can be connected to UEXT connector

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Summary of Contents for ES32-POE

Page 1: ...ES32 POE ESP32 POE ISO User Manual Rev 1 0 May 2023 olimex com 1...

Page 2: ...WROVER 8 Order codes for ESP32 POE and accessories 9 Order codes for ESP32 POE ISO and accessories 10 HARDWARE 11 ESP32 POE layout 12 ESP32 POE GPIOs 13 ESP32 POE ISO layout 15 ESP32 POE ISO GPIOs 16...

Page 3: ...o isolation from Ethernet s power supply when you program the board via the micro USB connector the Ethernet cable should be disconnected if you have power over the Ethernet cable Consider using Olime...

Page 4: ...ver Ethernet negotiation circuit 802 3 compliant with minimum operating voltage of 35VDC DC DC converter with output 5V 3A LiPo battery charger LiPo battery connector Battery level monitor pin on ADC...

Page 5: ...wer design 200uA consumption in deep sleep Ethernet 100Mb interface with IEEE 802 3 PoE support 3000VDC galvanic insulation between the PoE Ethernet part and board s power supply circuit Micro USB con...

Page 6: ...PoE standard and provides up to 15 4 W of DC power minimum 44 V DC and 350 mA Only 12 95 W is assured to be available at the powered device as some power dissipates in the cable ESP32 POE ISO have 2W...

Page 7: ...NNECT ESP32 POE to computer USB port while it s connected to Ethernet POE If you connect USB while ESP32 POE is powered by Ethernet you will damage the board or your computer or both This also will vo...

Page 8: ...ESP32 POE WROVER ESP POE is with ESP32 WROOM 32E module with 4MB Flash and 520KB RAM ESP POE WROVER is with ESP32 WROVER E module with 4MB Flash and 8MB PSRAM WROVER module uses two GPIOs to connect t...

Page 9: ...grade 40 85C board with external antenna ESP32 POE WROVER commercial grade 0 70C board with 8MB PSRAM and internal antenna ESP32 POE WROVER EA commercial grade 0 70C board with 8MB PSRAM and external...

Page 10: ...ustrial grade 40 85C board with external antenna ESP32 POE ISO WROVER commercial grade 0 70C board with 8MB PSRAM and internal antenna ESP32 POE ISO WROVER EA commercial grade 0 70C board with 8MB PSR...

Page 11: ...HARDWARE 11...

Page 12: ...ESP32 POE layout 12 User button mout hole ESP32 module reset button mout hole GPIOs GPIOs USB connector Ethernet connector LiPo battery connector mout hole Micro SD card connector...

Page 13: ...ESP32 POE GPIOs 13...

Page 14: ...o 0 5A 3 3V i e 1 65W Make sure the combined power sourced from 3 3V and 5V do not exceed 4W GPIOs ESP_EN resets ESP32 module GPIO0 GPIO1 are used only during programming after that are free to use GP...

Page 15: ...ESP32 POE ISO layout 15...

Page 16: ...source up to 0 33A 3 3V i e 1W Make sure the combined power sourced from 3 3V and 5V do not exceed 1W GPIOs ESP_EN resets ESP32 module GPIO0 GPIO1 are used only during programming after that are free...

Page 17: ...OE ISO schematics ESP32 POE latest schematic Rev L is on GitHub ESP32 POE board revision changes are on GitHub ESP32 POE ISO schematic Rev L is on GitHub ESP32 POE ISO board revision changes are on Gi...

Page 18: ...o battery is connected it s charged automatically when power supply is attached with about 100mA When the LiPo battery is attached and external power supply is missing internal DCDC step up converter...

Page 19: ...ls UEXT is 0 1 2 54mm step boxed plastic connector All signals are with 3 3V levels Olimex has developed number of MODULES with this connector There are temperature humidity pressure magnetic field li...

Page 20: ...SOFTWARE ESP32 POE and ESP32 POE ISO are very popular boards and supported by Espressif ESP IDF MicroPython Arduino IDE Esphome PlatformIO 20...

Page 21: ...Revision History Revision 1 0 May 2023 21...

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