GND 6 4 1 3 U4 C 3 C V 2 ESP_RX +5V AMS1117-3.3 +3.3V V TXD 2 Q2 15 3 ESP_TX +5V 3 2 +3.3V R232 RXD S8050 VI DVO 1 C4 N C5 G USB_D+ 5 9 C_Small C_Small UD+ CTS 1 USB_D- 6 10 CH340C_RTS UD- DSR 11 RI GND GND 12 DCD GND 13 CH340C_DTR ESP_EN D DTR N 14 CH340C_RTS C J3 G RTS C 3 USB_C_Receptacle_USB2.0_16P 1 U5 2 Q1 A4 +5V R6 VBUS CH340C S8050 R7 1 5.1k D GND A5 N CC1 G D 10k B5 N CH340C_RTS CC2 G 5.1k D- A7 USB_D- R5 CH340C_DTR D- B7 USB_D- D+ A6 USB_D+ D+ B6 USB_D+ D E SBU1 A8 I D H N SBU2 B8 S G H 1 S A Sheet: / D GND GND D File: SAT-L1
