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IQAN-MD4 Technical Overview
Appendix A
Instruction book, IQAN-MD4
Signal input - DPCNT
Number of DPCNT 1 (configuration may reduce number)
Frequency range 0 to 500 Hz, 50/50 signal
Minimum pulse width 1 ms
Logic levels
low
high
hysteresis
<0.5 V
>3 V
>150 mV
Input impedance 6.8 kohm
Maximum continuous voltage 32 V
Diagnostics defined in application
Power driver - DOUT
Number of DOUT low-side 4 (configuration may reduce number)
Maximum load
Single channel
All channels
300 mA
850 mA
Minimum load 2 mA
Leakage current in OFF state <200 µA
Protection over load, SCB, SCG
Diagnostics
Operational ON
Operational OFF
over load
open load
CAN
Number of CAN buses 4 (depends on variant)
CAN specification 2.0A and 2.0B
CAN bus speed 125 kbit to 500 kbit
Protection SCB, SCG
Ethernet
Number of Ethernet ports 2 (depends on variant) port A dedicated for PC interface
Network interface 100 Base-TX, 10 Base-T, Auto-MDIX (auto crossover)
Network protocol
Port A
Port B
TCP/IP, UDP
Dynamic IP (DHCP/link-local auto-IP)
Static IP defined by module type and address tag
Network IP configuration Zero configuration
Communication rates 10/100 Mbps, auto-negotiated
Streaming video
Video format
Video resolution
Port B only
Motion JPEG (MJPEG)
limited by screen resolution
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