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D1
C4
Capacitance
10uF
C8
Capacitance
10uF
C6
Capacitance
0.1uF
C7
Capacitance
0.1uF
C12
Capacitance
0.1uF
ESP_RX
+3V3
CC1
ESP1
VBUS
+3V3
ESP_TX
CC2
ESP_IO0
USBDN
+3V3
ESP_IO0
GPIO5
+3V3
+5V
USBDP
USBDN
ESP_RX
VBUS
GPIO4
USBDN
USBDP
+5V
GPIO2
RST
CC2
+3V3
ESP_TX
ESP_EN
ESP_EN
+3V3
USBDP
R1
Resistance
Resistance
Resistance
10kΩ
PWR
R2
Resistance
Resistance
Resistance
5.1kΩ
C9
Capacitance
10uF
R4
Resistance
1kΩ
Q1
R3
Resistance
Resistance
Resistance
5.1kΩ
C5
Capacitance
10uF
U1
IC1
R5
Resistance
Resistance
Resistance
10kΩ
Q2


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ESP-WROOM-02U Reference Design thumbnail
This project is a reference design for an ESP-WROOM-02U based device. It features USB-C for power and data transfer, onboard voltage regulation, and multiple peripheral connections. It also includes a CH340C for USB to serial conversion #referenceDesign #project #ESP8266 #WROOM #RF #WIFI #MCU #referenceDesign #simple-embedded #espressif #template #reference-design

Properties

Pricing & Availability

Distributor

Qty 1

Arrow

$0.10–$0.63

Digi-Key

$1.03–$10.12

LCSC

$0.85–$1.59

Mouser

$1.98

Verical

$0.17–$0.31

Controls