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TYWE3S

Pinout for flashing TYWE3S devices. Module has a nearly identical pinout to ESP-12 module series.

Flashing pinout

TYWE3S Wiring for Flashing~

TYWE3S Serial Programmer
Vcc 3.3V
EN 3.3V
TX RX
RX TX
GND GND
GPIO0 GND

Make sure to ground GPIO0 during boot.

TYWE3S - Flashing Jig

Additional Information~

Full pinout

Pin Number Symbol IO type Function
1 TXD0 O UART0_TXD
2 RXD0 I/O UART0_RXD
3 GPIO5 I/O GPIO5_05
4 GPIO4 I/O GPIO5_04
5 GPIO0 I/O GPIO5_0
(Participate in the module power-on initialization process,use with caution)
6 GPIO2 O UART0_TXD
(Used to print module internal information)
7 GPIO15 O GPIO_15
(Participate in the module power-on initialization process,use with caution)
8 GND P Power Reference Ground
9 VCC P Module Power Pin
(3.3V)
10 GPIO13 I/O GPIO_13
11 GPIO12 I/O GPIO_12
12 GPIO14 I/O GPIO_14
13 GPIO16 I/O GPIO_16
(Use 10K pull-up resistor for use)
14 EN I Module enable pin,normal use needs to receive 3.3V
15 ADC AI ADC port, 10-bit precision SAR ADC
16 RST I/O Hardware reset pin (low level effective, internal pull-up resistance)

For Switches and dimmers with additional MCU check guide here