Hardware User Manual
3onedata proprietary and confidential 14
Copyright © 3onedata Co., Ltd.
Pin Name
Pin No. Type
Function Description
port, this pin receives/sends enablement as
RS-485.
UART1_CTS C32
Input
UART1 Clear to Send signal
UART1_DTR C41
Output
UART1 Data Terminal Ready signal
UART1_DSR C42
Input
UART1 Data Send Ready signal
UART2_RX
C21
Input
UART2 Received signal
UART2_TX
C22
Output
UART2 Transmitted signal
UART2_RTS C25
Output
UART2 Request to Send signal
Note:
When UART2 is extended to RS-485/422 serial
port, this pin receives/sends enablement as
RS-485.
UART2_CTS C26
Input
UART2 Clear to Send signal
UART2_DTR C45
Output
UART2 Data Terminal Ready signal
UART2_DSR C46
Input
UART2 Data Send Ready signal
U1_DCD
C39
Input
UART1 Data Carrier Detect signal
U2_DCD
C40
Input
UART2 Data Carrier Detect signal
3.4.4 TTL CAN Port
The description of 2-way TTL CAN port pin definition:
Pin Name
Pin No.
Type
Function Description
CAN_TD1
C47
Output CAN1 Transmitted signal
CAN_RD1
C48
Input
CAN1 Received signal
CAN_TD2
C49
Output CAN2 Transmitted signal
CAN_RD2
C50
Input
CAN2 Received signal
3.4.5 CONSOLE Port (Debugging Port)
The description of CONSOLE port pin definition:
Pin Name
Pin No.
Type
Function Description
U0_RXD
C34
Input
UART0 Received signal, used for
CONSOLE port to debug this module
only.
