Hardware Development Guide
All Rights reserved, No Spreading without GOSUNCN Permission 30
ME3630 mini-PCIE
ME3630 mini-PCIE
NOTE:
The resistors in Figure below is only the recommended value and they need to adjust according to the actual situation.
Figure 4–15 UART level shifter from 1.8V to 3.3V
VCC_EXT
Module
(
DCE
)
UART1_TX(1V8)
33.2K
1K
VCC(3.3V)
AP
(
DTE
)
UART_RXD(3V3)
22pF
10K
100pF
VCC_EXT
Module
(
DCE
)
UART1_RX(1V8)
AP
(
DTE
)
UART_TXD(3V3)