From de1153781f911f10b2cfa9221e787890323644d2 Mon Sep 17 00:00:00 2001 From: Erik Strand <erik.strand@cba.mit.edu> Date: Fri, 10 May 2019 01:52:17 -0400 Subject: [PATCH] Make board width a derived parameter Since we always want it to be as small as possible. --- node_board/main.cpp | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/node_board/main.cpp b/node_board/main.cpp index 15018e2..6a5fd54 100644 --- a/node_board/main.cpp +++ b/node_board/main.cpp @@ -95,18 +95,23 @@ int main() { double pad_y_max; // board params - double const width = 6.6; + // width is deduced later double const height = 14; double const ppmm = 50; // equivalent to 1270 ppi double const min_cut_thickness = 0.38; double const min_trace_thickness = 0.35; - Board board(width, height, ppmm, min_cut_thickness); // SOIC dims double const pad_width = 0.6; double const pad_height = 2.4; double const soic_height = 7; double const soic_pitch = 1.27; + double const soic_width = 3 * soic_pitch + pad_width; + + // deduce width and make the board + double const width = soic_width + 3 * min_cut_thickness + 3 * min_trace_thickness; + std::cout << "Board width: " << width << "mm\n"; + Board board(width, height, ppmm, min_cut_thickness); // SOIC pads double const soic_x_min = min_trace_thickness + min_cut_thickness; -- GitLab