From 3e3161e46c3ebe9b8e10894bee48d6db19fe10e2 Mon Sep 17 00:00:00 2001
From: Bdale Garbee <bdale@gag.com>
Date: Fri, 16 Jul 2021 16:20:49 -0600
Subject: [PATCH] start rework for LiPo with 5V switcher .. still needs
 switcher circuit added

---
 easymotor.sch | 498 ++++++++++++++++++++++++++++----------------------
 1 file changed, 279 insertions(+), 219 deletions(-)

diff --git a/easymotor.sch b/easymotor.sch
index 62e1b9f..de74b74 100644
--- a/easymotor.sch
+++ b/easymotor.sch
@@ -316,200 +316,36 @@ N 53100 57000 53100 57600 4
 T 77100 41000 9 10 1 0 0 0 2
                               Copyright 2021 by Bdale Garbee
 Licensed under the TAPR Open Hardware License, http://www.tapr.org/OHL
-C 55700 43500 1 0 0 tps70933.sym
+N 54600 46900 62800 46900 4
 {
-T 56295 44195 5 10 0 1 0 0 1
-device=IC
-T 55695 43495 5 10 0 1 0 0 1
-footprint=SOT23-5
-T 55995 44695 5 10 1 1 0 0 1
-refdes=U2
-T 56600 44700 5 10 1 1 0 0 1
-value=TPS70950
-}
-C 55200 43900 1 0 0 nc-left.sym
-{
-T 55200 44300 5 10 0 0 0 0 1
-value=NoConnection
-T 55200 44700 5 10 0 0 0 0 1
-device=DRC_Directive
-T 55200 43900 5 10 0 1 0 0 1
-motortest=true
-}
-C 58400 43500 1 90 0 capacitor.sym
-{
-T 57700 43700 5 10 0 1 90 0 1
-device=CAPACITOR
-T 58400 43500 5 10 0 1 0 0 1
-footprint=0402
-T 58700 44300 5 10 1 1 180 0 1
-refdes=C38
-T 58300 43600 5 10 1 1 0 0 1
-value=2.2uF
-}
-C 56700 43200 1 0 0 gnd.sym
-{
-T 56700 43200 5 10 0 1 0 0 1
-motortest=true
-}
-N 57800 44400 58200 44400 4
-C 58000 45000 1 0 0 5V-plus.sym
-{
-T 58000 45000 5 10 0 1 0 0 1
-motortest=true
-}
-N 54600 43500 58200 43500 4
-N 58200 45000 58200 44400 4
-N 59000 47600 62600 47600 4
-N 61000 47600 61000 49100 4
-N 53700 50000 59900 50000 4
-{
-T 54900 50100 5 10 1 1 0 0 1
+T 55700 47000 5 10 1 1 0 6 1
 netname=v_batt
 }
-C 62400 50000 1 0 0 3.3V-plus.sym
-N 62000 50000 62600 50000 4
-C 62800 49100 1 90 0 capacitor.sym
-{
-T 62100 49300 5 10 0 1 90 0 1
-device=CAPACITOR
-T 62800 49100 5 10 0 1 0 0 1
-footprint=0402
-T 62700 49900 5 10 1 1 180 6 1
-refdes=C37
-T 62700 49200 5 10 1 1 0 0 1
-value=2.2uF
-}
-N 59000 49900 59000 50000 4
-N 59000 49000 59000 47600 4
-C 60900 47300 1 0 0 gnd.sym
-C 59900 49100 1 0 0 tps70933.sym
-{
-T 60495 49795 5 10 0 1 0 0 1
-device=IC
-T 59895 49095 5 10 0 1 0 0 1
-footprint=SOT23-5
-T 60195 50295 5 10 1 1 0 0 1
-refdes=U1
-T 60800 50300 5 10 1 1 0 0 1
-value=TPS70933
-}
-C 59400 49500 1 0 0 nc-left.sym
-{
-T 59400 49900 5 10 0 0 0 0 1
-value=NoConnection
-T 59400 50300 5 10 0 0 0 0 1
-device=DRC_Directive
-}
-N 62600 49100 62600 47600 4
-C 59200 49000 1 90 0 capacitor.sym
-{
-T 58500 49200 5 10 0 1 90 0 1
-device=CAPACITOR
-T 59200 49000 5 10 0 1 0 0 1
-footprint=0402
-T 58900 49800 5 10 1 1 180 0 1
-refdes=C39
-T 58900 49100 5 10 1 1 0 6 1
-value=2.2uF
-}
-C 55700 49100 1 90 0 resistor.sym
-{
-T 55300 49400 5 10 0 0 90 0 1
-device=RESISTOR
-T 55700 49100 5 10 0 0 0 0 1
-footprint=0402
-T 56200 49800 5 10 1 1 180 0 1
-refdes=R27
-T 55800 49300 5 10 1 1 0 0 1
-value=100k
-}
-C 55700 48000 1 90 0 resistor.sym
+N 55900 45900 57700 45900 4
 {
-T 55300 48300 5 10 0 0 90 0 1
-device=RESISTOR
-T 55700 48000 5 10 0 0 0 0 1
-footprint=0402
-T 56200 48700 5 10 1 1 180 0 1
-refdes=R28
-T 55800 48200 5 10 1 1 0 0 1
-value=27k
-}
-N 55600 49100 55600 48900 4
-N 55600 49000 56900 49000 4
-{
-T 56300 49100 5 10 1 1 0 0 1
+T 57700 46000 5 10 1 1 0 6 1
 netname=sense_batt
 }
-C 55500 47700 1 0 0 gnd.sym
-T 56400 48000 9 10 1 0 0 0 3
-Battery can 
-be up to 15V,
-(9V alkaline)
-C 53700 48700 1 0 1 conn-4.sym
-{
-T 53700 48700 5 10 0 1 0 0 1
-device=CONNECTOR
-T 53700 48700 5 10 0 1 0 0 1
-footprint=282834-4
-T 53300 50300 5 10 1 1 0 6 1
-refdes=J12
-T 52900 48400 5 10 0 1 0 0 1
-value=4screws
-}
-C 53600 48500 1 0 0 gnd.sym
-N 53900 49600 53900 49200 4
-T 52200 48800 9 9 1 0 0 0 7
-switch
-
-switch
-
-battery +
-
-battery -
-N 55700 44400 54600 44400 4
-N 54600 44400 54600 50000 4
+C 55800 44700 1 0 0 gnd.sym
 N 76400 52000 75100 52000 4
 {
 T 76400 52100 5 10 1 1 0 6 1
 netname=cs_accel
 }
-N 63600 44100 63900 44100 4
-N 63900 44100 63900 44900 4
-C 63600 42600 1 0 0 gnd.sym
+C 54600 45000 1 0 0 gnd.sym
 {
-T 65200 42500 5 10 0 1 0 0 1
+T 56200 44900 5 10 0 1 0 0 1
 motortest=true
 }
-N 63600 42900 63700 42900 4
-N 63700 42900 63700 43300 4
-N 63600 43300 63700 43300 4
-C 63600 42800 1 0 1 conn-4.sym
-{
-T 63600 42800 5 10 0 1 0 0 1
-device=CONNECTOR
-T 63600 42800 5 10 0 1 0 0 1
-footprint=282834-4
-T 63200 44400 5 10 1 1 0 6 1
-refdes=J13
-T 62800 42500 5 10 0 1 0 0 1
-value=4screws
-}
-N 64300 42800 66600 42800 4
-{
-T 65800 42850 5 10 1 1 0 0 1
-netname=pressure
-}
-T 61600 43800 9 10 1 0 0 0 2
+N 54600 45300 54700 45300 4
+N 54700 45300 54700 45700 4
+N 54600 45700 54700 45700 4
+T 52000 46100 9 10 1 0 0 0 2
 5V Pressure
 Sensor Only
-T 61600 43800 9 10 1 0 0 0 2
-5V Pressure
-Sensor Only
-T 60500 43100 9 10 1 0 0 0 2
+T 51500 45500 9 10 1 0 0 0 2
 Pressure sensor output
 assumed to be 0.5-4.5V.
-N 63900 44900 58200 44900 4
 C 62500 57700 1 180 0 capacitor.sym
 {
 T 62300 57000 5 10 0 0 180 0 1
@@ -524,54 +360,12 @@ T 62200 57700 5 10 1 1 0 0 1
 value=0.1uF
 }
 C 62400 57200 1 0 0 gnd.sym
-N 53900 49600 53700 49600 4
-N 53900 49200 53700 49200 4
-C 64400 41900 1 90 0 resistor.sym
-{
-T 64000 42200 5 10 0 1 90 0 1
-device=RESISTOR
-T 64400 41900 5 10 0 1 0 0 1
-footprint=0402
-T 64900 42600 5 10 1 1 180 0 1
-refdes=R32
-T 64500 42100 5 10 1 1 0 0 1
-value=10k_0.1%
-}
-C 64200 41600 1 0 0 gnd.sym
-{
-T 64200 41600 5 10 0 1 0 0 1
-motortest=true
-}
-C 64400 42800 1 90 0 resistor.sym
-{
-T 64000 43100 5 10 0 1 90 0 1
-device=RESISTOR
-T 64400 42800 5 10 0 1 0 0 1
-footprint=0402
-T 64900 43500 5 10 1 1 180 0 1
-refdes=R31
-T 64500 43000 5 10 1 1 0 0 1
-value=5.6k_0.1%
-}
-N 64300 43700 63600 43700 4
+N 55300 46100 54600 46100 4
 N 75100 54800 76400 54800 4
 {
 T 76400 54850 5 10 1 1 0 6 1
 netname=pressure
 }
-C 54800 43500 1 90 0 capacitor.sym
-{
-T 54100 43700 5 10 0 0 90 0 1
-device=CAPACITOR
-T 54500 44300 5 10 1 1 180 0 1
-refdes=C40
-T 53900 43700 5 10 0 0 90 0 1
-symversion=0.1
-T 54500 43600 5 10 1 1 0 6 1
-value=2.2uF
-T 54800 43500 5 10 0 1 0 0 1
-footprint=0402
-}
 C 69100 50200 1 0 0 lpc11u1x.sym
 {
 T 69095 50200 5 10 0 1 0 0 1
@@ -921,3 +715,269 @@ value=NoConnection
 T 68600 57400 5 10 0 0 0 0 1
 device=DRC_Directive
 }
+C 54600 45200 1 0 1 conn-6.sym
+{
+T 54245 47495 5 10 1 1 0 6 1
+refdes=J12
+T 54600 45200 5 10 0 0 0 0 1
+footprint=282834-6
+T 54600 45200 5 10 0 0 0 0 1
+value=6screws
+}
+C 55100 46500 1 0 0 5V-plus.sym
+N 54600 46500 55300 46500 4
+N 54600 47300 60900 47300 4
+{
+T 55700 47350 5 10 1 1 0 6 1
+netname=v_lipo
+}
+T 52300 47000 9 10 1 0 0 0 2
+power
+switch
+L 51300 46700 55000 46700 3 10 1 0 -1 -1
+N 55700 50800 52600 50800 4
+{
+T 52600 50900 5 10 1 1 0 0 1
+netname=v_usb
+}
+C 58000 48100 1 0 0 gnd.sym
+N 58100 50000 58100 48400 4
+C 53800 49200 1 90 0 capacitor.sym
+{
+T 53100 49400 5 10 0 0 90 0 1
+device=CAPACITOR
+T 52900 49400 5 10 0 0 90 0 1
+symversion=0.1
+T 53800 49200 5 10 0 0 0 0 1
+footprint=0402
+T 53400 49900 5 10 1 1 180 0 1
+refdes=C4
+T 53000 49300 5 10 1 1 0 0 1
+value=4.7uF
+}
+N 53600 49200 53600 48400 4
+N 53600 48400 60100 48400 4
+N 59300 50800 59300 49800 4
+C 59900 50300 1 270 0 battery.sym
+{
+T 60800 50000 5 10 0 1 270 0 1
+device=CONNECTOR
+T 61200 50000 5 10 0 0 270 0 1
+symversion=0.1
+T 59900 50300 5 10 0 0 0 0 1
+footprint=B2B-PH
+T 59900 50300 5 10 0 1 0 0 1
+device=CONNECTOR
+T 59900 50300 5 10 0 1 0 0 1
+loadstatus=noload
+T 60400 50200 5 10 1 1 0 0 1
+refdes=B1
+T 60400 49800 5 10 1 1 0 0 1
+value=LiPo
+}
+N 59300 48900 59300 48400 4
+N 60100 50300 60100 50800 4
+N 60100 49600 60100 48400 4
+N 58100 50800 60900 50800 4
+C 55700 49800 1 0 0 MCP73831.sym
+{
+T 56895 51395 5 10 0 1 0 0 1
+device=IC
+T 55695 47895 5 10 0 1 0 0 1
+footprint=SOT23-5
+T 55995 51395 5 10 1 1 0 0 1
+refdes=U2
+T 56900 51400 5 10 1 1 0 0 1
+value=MCP73831
+}
+N 53600 50800 53600 50100 4
+C 58500 49300 1 90 0 resistor.sym
+{
+T 58100 49600 5 10 0 0 90 0 1
+device=RESISTOR
+T 58500 49300 5 10 0 1 0 0 1
+footprint=0402
+T 59000 50000 5 10 1 1 180 0 1
+refdes=R35
+T 58600 49600 5 10 1 1 0 0 1
+value=2.49k
+}
+N 58100 50400 58400 50400 4
+N 58400 50400 58400 50200 4
+N 58400 49300 58400 48400 4
+C 59500 48900 1 90 0 capacitor.sym
+{
+T 58800 49100 5 10 0 0 90 0 1
+device=CAPACITOR
+T 58600 49100 5 10 0 0 90 0 1
+symversion=0.1
+T 59500 48900 5 10 0 0 0 0 1
+footprint=0402
+T 59600 49800 5 10 1 1 180 0 1
+refdes=C5
+T 59400 49000 5 10 1 1 0 0 1
+value=4.7uF
+}
+C 54600 49800 1 180 1 led2.sym
+{
+T 54500 49200 5 10 0 0 180 6 1
+device=LED
+T 54550 49800 5 10 0 1 180 6 1
+footprint=0605
+T 54600 49800 5 10 0 0 0 0 1
+value=dualLED
+T 54450 49200 5 10 1 1 180 6 1
+refdes=D1
+}
+C 54200 49900 1 90 0 resistor.sym
+{
+T 53800 50200 5 10 0 0 90 0 1
+device=RESISTOR
+T 54200 49900 5 10 0 0 90 0 1
+footprint=0402
+T 54600 50600 5 10 1 1 180 0 1
+refdes=R50
+T 54500 50300 5 10 1 1 180 0 1
+value=1k
+}
+C 55400 48400 1 90 0 resistor.sym
+{
+T 55000 48700 5 10 0 0 90 0 1
+device=RESISTOR
+T 55400 48400 5 10 0 0 90 0 1
+footprint=0402
+T 55800 49100 5 10 1 1 180 0 1
+refdes=R51
+T 55700 48800 5 10 1 1 180 0 1
+value=1k
+}
+N 54400 50000 55700 50000 4
+N 55300 50000 55300 49700 4
+N 55300 49700 55000 49700 4
+N 54400 50000 54400 49300 4
+N 54600 49700 54100 49700 4
+N 54100 49700 54100 49900 4
+N 55300 49300 55000 49300 4
+N 54600 49300 54400 49300 4
+N 62800 46500 62700 46500 4
+N 62700 46500 62700 46900 4
+C 66000 46900 1 0 0 3.3V-plus.sym
+N 64900 46900 66200 46900 4
+C 66400 46000 1 90 0 capacitor.sym
+{
+T 65700 46200 5 10 0 0 90 0 1
+device=CAPACITOR
+T 65500 46200 5 10 0 0 90 0 1
+symversion=0.1
+T 66400 46000 5 10 0 0 0 0 1
+footprint=0402
+T 66700 46800 5 10 1 1 180 0 1
+refdes=C37
+T 66300 46100 5 10 1 1 0 0 1
+value=1uF
+}
+C 66100 45700 1 0 0 gnd.sym
+C 65000 46500 1 270 0 capacitor.sym
+{
+T 65700 46300 5 10 0 0 270 0 1
+device=CAPACITOR
+T 65900 46300 5 10 0 0 270 0 1
+symversion=0.1
+T 65000 46500 5 10 0 0 270 0 1
+footprint=0402
+T 65400 46300 5 10 1 1 0 0 1
+refdes=C38
+T 65400 45700 5 10 1 1 0 0 1
+value=10nF
+}
+C 62800 46000 1 0 0 TC2185.sym
+{
+T 63395 46695 5 10 0 1 0 0 1
+device=IC
+T 62795 45995 5 10 0 1 0 0 1
+footprint=SOT23-5
+T 63095 47195 5 10 1 1 0 0 1
+refdes=U1
+T 63600 47200 5 10 1 1 0 0 1
+value=TC2185-3.3
+}
+C 65100 45300 1 0 0 gnd.sym
+N 64900 46500 65200 46500 4
+C 62300 46000 1 90 0 capacitor.sym
+{
+T 61600 46200 5 10 0 0 90 0 1
+device=CAPACITOR
+T 61400 46200 5 10 0 0 90 0 1
+symversion=0.1
+T 62300 46000 5 10 0 0 0 0 1
+footprint=0402
+T 62600 46800 5 10 1 1 180 0 1
+refdes=C39
+T 62200 46100 5 10 1 1 0 0 1
+value=1uF
+}
+C 63800 45700 1 0 0 gnd.sym
+C 62000 45700 1 0 0 gnd.sym
+N 60900 47300 60900 50800 4
+N 55300 43100 57600 43100 4
+{
+T 56800 43150 5 10 1 1 0 0 1
+netname=pressure
+}
+C 55200 41900 1 0 0 gnd.sym
+{
+T 55200 41900 5 10 0 1 0 0 1
+motortest=true
+}
+N 55300 44000 55300 46100 4
+C 55400 42200 1 90 0 resistor.sym
+{
+T 55000 42500 5 10 0 1 90 0 1
+device=RESISTOR
+T 55400 42200 5 10 0 1 0 0 1
+footprint=0402
+T 55500 42700 5 10 1 1 0 0 1
+refdes=R32
+T 55500 42500 5 10 1 1 0 0 1
+value=10k_0.1%
+}
+C 55400 43100 1 90 0 resistor.sym
+{
+T 55000 43400 5 10 0 1 90 0 1
+device=RESISTOR
+T 55400 43100 5 10 0 1 0 0 1
+footprint=0402
+T 55500 43600 5 10 1 1 0 0 1
+refdes=R31
+T 55500 43400 5 10 1 1 0 0 1
+value=5.6k_0.1%
+}
+C 56000 45000 1 90 0 resistor.sym
+{
+T 55600 45300 5 10 0 1 90 0 1
+device=RESISTOR
+T 56000 45000 5 10 0 1 0 0 1
+footprint=0402
+T 56100 45500 5 10 1 1 0 0 1
+refdes=R28
+T 56100 45300 5 10 1 1 0 0 1
+value=10k_0.1%
+}
+C 56000 45900 1 90 0 resistor.sym
+{
+T 55600 46200 5 10 0 1 90 0 1
+device=RESISTOR
+T 56000 45900 5 10 0 1 0 0 1
+footprint=0402
+T 56100 46500 5 10 1 1 0 0 1
+refdes=R27
+T 56100 46300 5 10 1 1 0 0 1
+value=5.6k_0.1%
+}
+N 55900 46800 55900 46900 4
+T 56200 44300 9 10 1 0 0 0 3
+0.1% resistors for battery sense
+are ridiculous, of course, but
+prevent adding 2 more unique parts
+T 62800 43200 9 10 1 0 0 0 1
+needs 5V switcher here!
-- 
2.30.2