Themis NanoPAK, User Manual

Page: 124 / 156

A-8
Themis Computer
NanoPAK
®
User Manual Version 1.0
Table A-3. SATA Signal Descriptions
Signal
Name
Description In/O u t
GPI[0:1
]
General purpose inputs (3.3V logic level) In
GPO[0:
1]
General purpose outputs (3.3V logic level - Totem-pole) Out
SER[0:
3]
SER[4:
5]
TTY A Serial port configurable thru solder beads to RS232 (single-ended mode)
or RS422/RS485 (differential mode). In RS232 mode the control lines
(DTR,DCD,RTS,CTS share the same pins as GPO3,GPI3,GPO2,GPI2)- The
selection is done thru solder beads as well.:
I/O
SER[6:
7]
TTY B Serial port: RS232 mode only.
Ser6 = TXD (Output)
Ser7 = RXD (Input)
I/O
RS232 RS422
RS485
Full Duplex (FDX)
RS485
Half-Duplex (HDX)
Ser0
Ser1
Ser4
Ser5
Ser2
Ser3 RTS or GPO2
CTS or GPI2
TXD
RXD
DTR or GPO3
DCD or GPI3
TXD+
RXD+
TXD(-)
RXD(-)
TXD+
RXD+
TXD(-)
RXD(-)
TX/RXD+
TX/RXD(-)