Beschreibung
Product Description
Lastest ESP32 Version: REV1
2.7″ePaper board consisting of ESP32-D0WDQ6, I2S DAC MAX98357A, and one pcs I2S MEMS microphone ICS43434
Single channel, Class-D amplifier embedded DAC, MAX98357 is connected to ESP32 through I2S bus.
MEMS microphone Invensense ICS-43434 is connected to ESP32 through I2S bus.
On-board USB-UART interface (CP2102) with several glue logic for direct binary uploading.
WIFI
Bluetooth
4 MB Flash
3D ANTENNA
500mA Battery Management
LED indicator: There are 4 LEDs show the battery status in real time.
Power button: Click one time will start. Fast click 2 times will shut down.
2.7″ ePaper module 264*176 pixels,
TFCARD
Protection: Short protection. Over charging protection. Overflowing
button changed (IO37, IO38, IO39)
Part Number | Colors | Grey Level | Resolution | Display size (mm) | Outline Dimension (mm) | Full Refresh Time (s) | Partial Refresh Time (s) | Interface |
red, black, white | 2 | 264×176 | 57.29 × 38.19 | 70.4 × 45.8 | 15 | N/A | SPI |
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