Rabbit RabbitCore User Manual page 112

Table B-5 lists the configuration options using jumpers.
Table B-5. RCM3700 Prototyping Board Jumper Configurations
Header Description
RS-485 Bias and Termination
JP1
Resistors
JP2 RS-232/RS-485 on Serial Port E
JP4 A/D Converter Outputs
JP5 ADC_IN4–ADC_IN5
JP6 ADC_IN2–ADC_IN3
JP7 ADC_IN0–ADC_IN1
Analog Voltage/4–20 mA
JP8
Options
106
Pins Connected
1–2 Bias and termination resistors
5–6 connected
Bias and termination resistors not
1–3
connected (parking position for
4–6
jumpers)
1–3
RS-232
2–4
3–5
RS-485
4–6
1 PIO_0
2 PIO_1
3 PIO_2
4 PIO_3
1–2 Tied to VREF
2–3 Tied to analog ground
1–2 Tied to VREF
2–3 Tied to analog ground
1–2 Tied to VREF
2–3 Tied to analog ground
1–2 Connect for 4–20 mA option on ADC_IN3
3–4 Connect for 4–20 mA option on ADC_IN4
5–6 Connect for 4–20 mA option on ADC_IN5
7–8 Connect for 4–20 mA option on ADC_IN6
Factory
Default
×
×
n.c.
n.c.
n.c.
n.c.
×
×
×
n.c.
n.c.
n.c.
n.c.
RabbitCore RCM3750