F71862
UART 1 Request To Send. An active low signal informs
the modem or data set that the controller is ready to
send data. Internal 47k ohms pulled high and disable
after power on strapping.
122
RTS1#
O8-u47,5v
VCC
123
124
DSR1#
INt5v
VCC
VCC
Data Set Ready. An active low signal indicates the
modem or data set is ready to establish
communication link and transfer data to the UART.
SOUT1
O8-u47,5v
UART 1 Serial Output. Used to transmit serial data out
to the communication link. Internal 47k ohms pulled high
and disable after power on strapping.
Config4E_2E
INt5v
Power on strapping: 1(Default)Configuration register:4E
0 Configuration register:2E
125
126
SIN1
INt5v
INt5v
VCC
VCC
Serial Input. Used to receive serial data through the
communication link.
Data Carrier Detect. An active low signal indicates the
modem or data set has detected a data carrier.
DCD2#
127
RI2#
INt5v
VCC
Ring Indicator. An active low signal indicates that a ring
signal is being received from the modem or data set.
Clear To Send is the modem control input.
UART 2 Data Terminal Ready. An active low signal
informs the modem or data set that controller is ready to
communicate. Internal 47k ohms pulled high and disable
after power on strapping.
128
1
CTS2#
DTR2#
INt5v
O8-u47,5v
VCC
VCC
FWH_TRAP
RTS2#
INt5v
Power on strapping :
1(Default): SPI as a backup BIOS
0
: SPI as a primary BIOS
2
O8-u47,5v
VCC
UART 2 Request To Send. An active low signal informs
the modem or data set that the controller is ready to
send data. Internal 47k ohms pulled high and disable
after power on strapping.
HPWM_DC
INt5v
Power on strapping :
1 (Default): Fan control method will be PWM Mode
0 Drive :Fan control method will be DAC Mode
Data Set Ready. An active low signal indicates the
3
5
DSR2#
INt5v
VCC
VCC
modem or data set is ready to establish
communication link and transfer data to the UART.
SOUT2
O8-u47,5v
UART 2 Serial Output. Used to transmit serial data out
to the communication link. Internal 47k ohms pulled
high and disable after power on strapping.
SPI_TRAP
INt5v
Power on strapping:
1(Default) : SPI function disable
0
: SPI function enable
6
SIN2
INt5v
VCC
Serial Input. Used to receive serial data through the
communication link.
66
GPIO17
I/OOD12t VSB
General Purpose IO
12
July, 2008
V.28P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
