Sequential (123) Rugby Design

https://chihaukam.blogspot.com/2026/04/sequential-122-package.html?m=1

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Ref: https://chihaukam.blogspot.com/2026/04/sequential-122-package.html?m=1

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John: Take a look.  https://wodewangzhishime.blogspot.com/search?q=FM+Modulation&m=1 

Me: Ok.

John: FM Modulation is a Rugby type of Modulation. 

Me: Rugby type?

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John: Yes, now, we talk about how Rugby-type modulation works. There're 6 registers. They are R0, R1, R2, R3, R4, R5, R6.

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Me: Ok.

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John: There're a package wave of top level. This package wave contains 6 carrier waves.  They are the carrier wave of R0, R1, R2, R3, R4, R5, R6.

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Me: Ok.

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John : We solely pick out the carrier wave of R2.

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Me: Ok.

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John : The carrier wave of R2 contain 4 sub carrier wave.  They are the sub carrier wave of Interrupt_status,  Load or Shift, Left or Right Shift and Output Availability. 

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Me: Take a look.  https://chihaukam.blogspot.com/2026/04/sequential-122-package.html?m=1. This article mention about segment design. 

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John : Yes, however,  in this article,  we mean about Rugby Design. In code, we have

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Subject [R2]

Interrupt_status [CLOCK_line RJ45]

Load_Shift_status [Down Cycle carrier wave]

Left_Right_Shift [Down Cycle Carrier Wave]

Parallel output [1 = Available]