diff --git a/dev/battery_dev.cfd b/dev/battery_dev.cfd
new file mode 100644
index 0000000..b275e1e
Binary files /dev/null and b/dev/battery_dev.cfd differ
diff --git a/dev/tacho_F-transit_v124.cfd b/dev/tacho_F-transit_v124.cfd
deleted file mode 100644
index 7c59ff0..0000000
Binary files a/dev/tacho_F-transit_v124.cfd and /dev/null differ
diff --git a/dev/temp_dev.cfd b/dev/temp_dev.cfd
index 01589b9..0beda3a 100644
Binary files a/dev/temp_dev.cfd and b/dev/temp_dev.cfd differ
diff --git a/excel/playingWithPWM.xlsx b/excel/playingWithPWM.xlsx
index 457b16c..4f37f15 100644
Binary files a/excel/playingWithPWM.xlsx and b/excel/playingWithPWM.xlsx differ
diff --git a/stage/tacho_stage.cfd b/stage/tacho_stage.cfd
new file mode 100644
index 0000000..eca82de
Binary files /dev/null and b/stage/tacho_stage.cfd differ
diff --git a/stage/temp_stage.cfd b/stage/temp_stage.cfd
new file mode 100644
index 0000000..d6ce8a8
Binary files /dev/null and b/stage/temp_stage.cfd differ