RTC
®
5 PC Interface Board
Rev. 1.9 e
15 Appendix A: The RTC
®
5 PC/104-Plus Board
582
innovators for industry
Pin at MULTI
connector
Signal
Signal description
Connector on RTC
®
5
PC interface board
B14
ANALOG OUT2
12-bit analog output port
(the signal is also available via the LASER
connector – see
JP10+JP12
on the back side of the
RTC
®
5 PC/104-
Plus
board allow setting how
the 10 V maximum output voltage is
generated – see
).
"MARKING ON THE FLY
Connector", page 51
and
A49, A50
RxD, TxD
RS232 interface
“RS232” (see
)
A41 - A46
CLKX0, CLKR0,
FSX0, FSR0, DX0,
DR0
McBSP interface
“SPI / I2C”
(see
)
B16
SWITCH1/2,
ENABLE1/2,
DIRECTION1/2,
CLOCK1/2
signals for controlling two stepper motors
“STEPPER MOTOR”
(see
)
A37, A38, B1 (B40,
B42)
+5 V
5 V output signal level
(optionally at B40, B42, dependent on the
JP2
-
JP8
jumper configuration, see
EXTENSION 1,
EXTENSION 2,
MARKING ON THE FLY
A47
+3.3 V
3,3 V output signal level
“SPI / I2C”
A39, A40, A48, B2,
B15, B24, B25, B43,
B50 (B40, B42)
GND
CPU ground
(optionally at B40, B42, dependent on the
JP2
-
JP8
jumper configuration, see
EXTENSION 1,
EXTENSION 2,
MARKING ON THE FLY,
“RS232”,
“STEPPER MOTOR”,
“SPI / I2C”
B45, B46
internally connected with each other
EXTENSION 2,
“RS232”