0hmX/am3352

This code suite comprises TypeScript scripts that analyze, verify, and assemble complex DDR memory interface hardware, focusing on physical routing, via and pad placement, electrical clearance, and physical constraints, often involving precise geometric calculations and consistent provenance tracking.

Version
1.0.5
License
unset
Stars
0

scripts/ddr-copper-check.ts

import assert from 'node:assert/strict'
import { validateRoutedCopperDrc } from '@tscircuit/fanout-solver'

/** Audit DDR against every saved and fixed conductor, not just its own subset. */
export function validateDdrCopper(inputSrj: any, traces: any[], ddrTraces: any[]) {
  const input = structuredClone(inputSrj)
  for (const t of input.traces ?? []) {
    if (input.connections.some((c: any) => c.name === t.connection_name)) continue
    const wires = t.route.filter((p: any) => p.route_type === 'wire')
    assert.ok(wires.length && t.connectsTo?.length, `Fixed trace ${t.connection_name} needs electrical identity`)
    input.connections.push({ name: t.connection_name, pointsToConnect: [{ ...wires[0], pointId: t.connectsTo[0] }, wires.at(-1)] })
  }
  const routedSrj = { ...input, traces: [...input.traces, ...traces] }
  const drc = validateRoutedCopperDrc({ inputSrj: input, routedSrj, clearance: .0762, allowBlindAndBuriedVias: false })
  const strictAll = validateRoutedCopperDrc({ inputSrj: input, routedSrj, clearance: .1016, allowBlindAndBuriedVias: false })
  const ddrIds = new Set(ddrTraces.map(t => t.pcb_trace_id))
  const issues = strictAll.issues.filter(issue => ddrIds.has(issue.traceId) || (issue.otherTraceId !== undefined && ddrIds.has(issue.otherTraceId)))
  return { drc, ddrDrc: { ...strictAll, valid: issues.length === 0, issues, scope: 'DDR against all saved and fixed copper', clearanceMm: .1016, ddrTraceCount: ddrTraces.length } }
}