Knowledge BaseMIL-STD-1553General 1553 topics API Software for MIL-STD-1553 This section requires users to be registered and logged in. Click here to login. MIL-STD-1553 Hardware This section requires users to be registered and logged in. Click here to login. AltaView for MIL-STD-1553 This section requires users to be registered and logged in. Click here to login. RTVal This section requires users to be registered and logged in. Click here to login.Why can’t I set the ME bit on my RT?Using bus monitoring, how can you decipher the RT/SA ids from this type of CDP ?I want to use BM functionality and filter for particular RTs and subaddresses. How do I do that?My application freezes while waiting for the Bus Controller to complete, using the Alta API function ADT_L1_1553_BC_IsRunning(). What is the problem?How do I define multiple frequencies for 1553 BC messages in AltaView?I expect to see broadcast data from a 1553 broadcast command in my RT(non-31) data buffer, but I don’t. How does Alta handle a 1553 broadcast (RT31) message?How do I generate an Output Trigger using AltaView ?How do I generate a differential RS-485 trigger using an Alta 1553 card ?How does the BCCB “DelayTime” and CDP “IMGap” relate to microseconds?My 1553 device will not complete power-on self-test (POST). The BIT LED flashed continuously and the Ch1 LED is solid RED.I get ADT_L1 linker errors when I try to build an example program for 64-bit Windows.Can I perform a 1553 Bus A to Bus B loopback test ?Can I perform a 1553 Bus A to Bus B loopback test ?What is a CDP ?Can Alta 1553 use direct-coupling instead of transformer coupling to connect to a Mil-Std-1553 bus ?How do I interpret the color codes on the 1553 connectors of the SCSI cable connected to my device ?Do I really need a 1553 bus?How do I use an external clock for Bus Controller control/timing?How can I determine a product’s capabilities in AltaView ?What types of Remote Terminal validation does the Alta RTVal tool perform?Where can I find out what capabilities my particular board has ?Where do I find the firmware version of my card, and what is the difference between the firmware and the protocol engine ?In AltaView, how can I find out what capabilities my product has?