From 01fb365d322701863e91e0feabee41533b599112 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?K=C3=A9vin=20Redon?= Date: Tue, 1 Oct 2019 15:24:59 +0200 Subject: add README wit hardwar eproject details Change-Id: Ie5f2ac7d15d28e44abb60fdbc16f3e9f97544b03 --- hardware/README | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 hardware/README diff --git a/hardware/README b/hardware/README new file mode 100644 index 0000000..a56e5bf --- /dev/null +++ b/hardware/README @@ -0,0 +1,35 @@ +here you will find the files related to the hardware aspect of SIMtrace. + +the hardware for SIMtrace (1) and SIMtrace 2 is almost the same. +the main difference is the micro-controller. +SIMtrace (1) uses an Atmel AT91SAM7S micro-controller. +This micro-controller has been deprecated for some time and needed to be replaced. +SIMtrace 2 uses am Atmal ATSAM3S. +Because the micro-controller architecture is difference, the firmware has been rewritten from scratch. +The firmware for SIMtrace 2 will not work on SIMtrace boards with AT91SAM7S micro-controllers. + +folders +======= + +- releases: archives containing schematic and fabrication output of the various SIMtrace versions +- kicad: the source files for the hardware design (schematic and board layout) +- pcd: schematic and fabrication output of the current SIMtrace version +- datasheet: collection of datasheets for parts used by SIMtrace +- geda: an initial trial of redesigning SIMtrace, abandoned + +changelog +========= + +v1.5 +---- + +updated schematic: +- made more readable +- uses SAM3S micro-controller for SIMtrace 2 +- has several parts marked as Do Not Place (DNP) since they are not required anymore by the SAM3S + +the board layout is the same as v1.4. +you just need to use the updated BOM with new micro-controller and fewer parts. + +see SIMtrace.csv for DNP parts. +the BOM.ods is outdated but still provided some links for the parts. -- cgit v1.2.3