User Guide

ME910G1 Preliminary HW Design Guide
1VV0301593 Rev.2 Page 16 of 95 2020-01-13
3. PINS ALLOCATION
Pin-out
Pin
Signal
I/O
Function
Type
Comment
USB HS 2.0 COMMUNICATION PORT (FW upgrade and Data)
B15
USB_D+
I/O
USB differential Data (+)
C15
USB_D-
I/O
USB differential Data (-)
A13
VUSB
I
Enable pin for the internal
USB transceiver.
5 / 3V
Internal PD
(100K)
Asynchronous Serial Port (FW upgrade and Data with Flow Control)
N15
C103/TXD
I
Serial data input from DTE
CMOS 1.8V
M15
C104/RXD
O
Serial data output to DTE
CMOS 1.8V
M14
C108/DTR
I
Input for (DTR) from DTE
CMOS 1.8V
L14
C105/RTS
I
Input for Request to send
signal (RTS) from DTE
CMOS 1.8V
P15
C106/CTS
O
Output for Clear to Send
signal (CTS) to DTE
CMOS 1.8V
N14
C109/DCD
O
Output for (DCD) to DTE
CMOS 1.8V
P14
C107/DSR
O
Output for (DSR) to DTE
CMOS 1.8V
R14
C125/RING
O
Output for Ring (RI) to
DTE
CMOS 1.8V