From 67101ef092c570d87a5423cc2f3caf916fe091a1 Mon Sep 17 00:00:00 2001 From: "Nathan L. Conrad" Date: Thu, 2 Jul 2020 22:37:09 -0500 Subject: [PATCH] Block reverse supply current using Schottky diodes Remove MAX40203 --- ref/max40203.pdf | 3 - ref/sbe807.pdf | 3 + silabs-dbg-adapter-cache.lib | 60 ++- silabs-dbg-adapter.dcm | 5 + silabs-dbg-adapter.lib | 60 ++- silabs-dbg-adapter.pro | 2 +- silabs-dbg-adapter.sch | 727 ++++++++++++++++++----------------- 7 files changed, 470 insertions(+), 390 deletions(-) delete mode 100644 ref/max40203.pdf create mode 100644 ref/sbe807.pdf diff --git a/ref/max40203.pdf b/ref/max40203.pdf deleted file mode 100644 index 5ecbb71..0000000 --- a/ref/max40203.pdf +++ /dev/null @@ -1,3 +0,0 @@ -version https://git-lfs.github.com/spec/v1 -oid sha256:af4e37de8c402032e2c5054dd1925c9abaefe3c73c7a89c29e7fd0ac42e8afdb -size 542464 diff --git a/ref/sbe807.pdf b/ref/sbe807.pdf new file mode 100644 index 0000000..2b6b14b --- /dev/null +++ b/ref/sbe807.pdf @@ -0,0 +1,3 @@ +version https://git-lfs.github.com/spec/v1 +oid sha256:9b8dd5619489b5d755122f63d99b9c7e2487eba1dbc866e8800ec8742065e6cd +size 1087191 diff --git a/silabs-dbg-adapter-cache.lib b/silabs-dbg-adapter-cache.lib index 39a9e5d..8b94d23 100644 --- a/silabs-dbg-adapter-cache.lib +++ b/silabs-dbg-adapter-cache.lib @@ -186,26 +186,54 @@ ENDDEF # # silabs-dbg-adapter_LinearVoltageRegulator_SOT-23-5 # -DEF silabs-dbg-adapter_LinearVoltageRegulator_SOT-23-5 U 0 40 Y Y 1 F N -F0 "U" -250 250 50 H V C CNN -F1 "silabs-dbg-adapter_LinearVoltageRegulator_SOT-23-5" 650 250 50 H V C CNN -F2 "silabs-dbg-adapter:SOT-23-5" 0 -300 50 H I C CNN -F3 "" -350 0 50 H I C CNN +DEF silabs-dbg-adapter_LinearVoltageRegulator_SOT-23-5 U 0 20 Y Y 1 F N +F0 "U" -200 200 50 H V C CNN +F1 "silabs-dbg-adapter_LinearVoltageRegulator_SOT-23-5" 650 200 50 H V C CNN +F2 "silabs-dbg-adapter:SOT-23-5" 0 -350 50 H I C CNN +F3 "" -350 -50 50 H I C CNN DRAW -S -300 -100 300 200 0 1 0 f -X IN 1 -400 100 100 R 50 50 1 1 W -X GND 2 0 -200 100 U 50 50 1 1 W -X EN 3 -400 0 100 R 50 50 1 1 I -X NC 4 400 0 100 L 50 50 1 1 N -X OUT 5 400 100 100 L 50 50 1 1 w +S -250 150 250 -150 0 1 0 f +X IN 1 -350 50 100 R 50 50 1 1 W +X GND 2 0 -250 100 U 50 50 1 1 W +X EN 3 -350 -50 100 R 50 50 1 1 I +X NC 4 350 -50 100 L 50 50 1 1 N N +X OUT 5 350 50 100 L 50 50 1 1 w +ENDDRAW +ENDDEF +# +# silabs-dbg-adapter_SBE807 +# +DEF silabs-dbg-adapter_SBE807 D 0 20 Y N 2 F N +F0 "D" 0 100 50 H V C CNN +F1 "silabs-dbg-adapter_SBE807" 0 -100 50 H V C CNN +F2 "silabs-dbg-adapter:SOT-23-5" 0 -200 50 H I C CNN +F3 "" 0 0 50 H I C CNN +$FPLIST + TO-???* + *_Diode_* + *SingleDiode* + D_* +$ENDFPLIST +DRAW +P 2 1 1 0 -100 0 100 0 N +P 4 1 1 10 -50 50 -50 -50 50 0 -50 50 N +P 6 1 1 10 75 25 75 50 50 50 50 -50 25 -50 25 -25 N +P 2 2 1 0 -100 0 100 0 N +P 4 2 1 10 -50 50 -50 -50 50 0 -50 50 N +P 6 2 1 10 75 25 75 50 50 50 50 -50 25 -50 25 -25 N +X A1 1 -200 0 100 R 50 50 1 1 P +X NC 2 -200 -100 100 R 50 50 1 1 N N +X K1 5 200 0 100 L 50 50 1 1 P +X A2 3 -200 0 100 R 50 50 2 1 P +X K2 4 200 0 100 L 50 50 2 1 P ENDDRAW ENDDEF # # silabs-dbg-adapter_SW_SPDT # -DEF silabs-dbg-adapter_SW_SPDT SW 0 0 Y N 1 F N +DEF silabs-dbg-adapter_SW_SPDT SW 0 20 Y N 1 F N F0 "SW" 0 170 50 H V C CNN -F1 "silabs-dbg-adapter_SW_SPDT" 0 -200 50 H V C CNN +F1 "silabs-dbg-adapter_SW_SPDT" 0 -175 50 H V C CNN F2 "" 100 50 50 H I C CNN F3 "" 100 50 50 H I C CNN DRAW @@ -213,9 +241,9 @@ C -80 0 20 0 0 0 N C 80 -100 20 0 0 0 N C 80 100 20 0 1 0 N P 2 0 1 0 -62 11 63 89 N -X ~ 1 -200 0 100 R 50 50 1 1 P -X ~ 2 200 -100 100 L 50 50 1 1 P -X ~ 3 200 100 100 L 50 50 1 1 P +X P 1 -200 0 100 R 50 50 1 1 P +X T2 2 200 -100 100 L 50 50 1 1 P +X T1 3 200 100 100 L 50 50 1 1 P ENDDRAW ENDDEF # diff --git a/silabs-dbg-adapter.dcm b/silabs-dbg-adapter.dcm index 437097d..3e0a372 100644 --- a/silabs-dbg-adapter.dcm +++ b/silabs-dbg-adapter.dcm @@ -4,6 +4,11 @@ $CMP LinearVoltageRegulator_SOT-23-5 D Linear voltage regulator, SOT-23-5 $ENDCMP # +$CMP SBE807 +D Dual Schottky diode, 30V, 1A, SOT-23-5 +F https://www.onsemi.com/pub/Collateral/ENA1055-D.PDF +$ENDCMP +# $CMP SW_SPDT D SPDT switch, pin 1 pole $ENDCMP diff --git a/silabs-dbg-adapter.lib b/silabs-dbg-adapter.lib index ddec1ce..2c7d3b0 100644 --- a/silabs-dbg-adapter.lib +++ b/silabs-dbg-adapter.lib @@ -3,26 +3,54 @@ EESchema-LIBRARY Version 2.4 # # LinearVoltageRegulator_SOT-23-5 # -DEF LinearVoltageRegulator_SOT-23-5 U 0 40 Y Y 1 F N -F0 "U" -250 250 50 H V C CNN -F1 "LinearVoltageRegulator_SOT-23-5" 650 250 50 H V C CNN -F2 "silabs-dbg-adapter:SOT-23-5" 0 -300 50 H I C CNN -F3 "" -350 0 50 H I C CNN +DEF LinearVoltageRegulator_SOT-23-5 U 0 20 Y Y 1 F N +F0 "U" -200 200 50 H V C CNN +F1 "LinearVoltageRegulator_SOT-23-5" 650 200 50 H V C CNN +F2 "silabs-dbg-adapter:SOT-23-5" 0 -350 50 H I C CNN +F3 "" -350 -50 50 H I C CNN DRAW -S -300 -100 300 200 0 1 0 f -X IN 1 -400 100 100 R 50 50 1 1 W -X GND 2 0 -200 100 U 50 50 1 1 W -X EN 3 -400 0 100 R 50 50 1 1 I -X NC 4 400 0 100 L 50 50 1 1 N -X OUT 5 400 100 100 L 50 50 1 1 w +S -250 150 250 -150 0 1 0 f +X IN 1 -350 50 100 R 50 50 1 1 W +X GND 2 0 -250 100 U 50 50 1 1 W +X EN 3 -350 -50 100 R 50 50 1 1 I +X NC 4 350 -50 100 L 50 50 1 1 N N +X OUT 5 350 50 100 L 50 50 1 1 w +ENDDRAW +ENDDEF +# +# SBE807 +# +DEF SBE807 D 0 20 Y N 2 F N +F0 "D" 0 100 50 H V C CNN +F1 "SBE807" 0 -100 50 H V C CNN +F2 "silabs-dbg-adapter:SOT-23-5" 0 -200 50 H I C CNN +F3 "" 0 0 50 H I C CNN +$FPLIST + TO-???* + *_Diode_* + *SingleDiode* + D_* +$ENDFPLIST +DRAW +P 2 1 1 0 -100 0 100 0 N +P 4 1 1 10 -50 50 -50 -50 50 0 -50 50 N +P 6 1 1 10 75 25 75 50 50 50 50 -50 25 -50 25 -25 N +P 2 2 1 0 -100 0 100 0 N +P 4 2 1 10 -50 50 -50 -50 50 0 -50 50 N +P 6 2 1 10 75 25 75 50 50 50 50 -50 25 -50 25 -25 N +X A1 1 -200 0 100 R 50 50 1 1 P +X NC 2 -200 -100 100 R 50 50 1 1 N N +X K1 5 200 0 100 L 50 50 1 1 P +X A2 3 -200 0 100 R 50 50 2 1 P +X K2 4 200 0 100 L 50 50 2 1 P ENDDRAW ENDDEF # # SW_SPDT # -DEF SW_SPDT SW 0 0 Y N 1 F N +DEF SW_SPDT SW 0 20 Y N 1 F N F0 "SW" 0 170 50 H V C CNN -F1 "SW_SPDT" 0 -200 50 H V C CNN +F1 "SW_SPDT" 0 -175 50 H V C CNN F2 "" 100 50 50 H I C CNN F3 "" 100 50 50 H I C CNN DRAW @@ -30,9 +58,9 @@ C -80 0 20 0 0 0 N C 80 -100 20 0 0 0 N C 80 100 20 0 1 0 N P 2 0 1 0 -62 11 63 89 N -X ~ 1 -200 0 100 R 50 50 1 1 P -X ~ 2 200 -100 100 L 50 50 1 1 P -X ~ 3 200 100 100 L 50 50 1 1 P +X P 1 -200 0 100 R 50 50 1 1 P +X T2 2 200 -100 100 L 50 50 1 1 P +X T1 3 200 100 100 L 50 50 1 1 P ENDDRAW ENDDEF # diff --git a/silabs-dbg-adapter.pro b/silabs-dbg-adapter.pro index e7c6135..3b3ddff 100644 --- a/silabs-dbg-adapter.pro +++ b/silabs-dbg-adapter.pro @@ -1,4 +1,4 @@ -update=Monday, June 29, 2020 at 07:40:36 PM +update=Thursday, July 02, 2020 at 10:31:47 PM version=1 last_client=kicad [general] diff --git a/silabs-dbg-adapter.sch b/silabs-dbg-adapter.sch index 128bd82..a0025fd 100644 --- a/silabs-dbg-adapter.sch +++ b/silabs-dbg-adapter.sch @@ -5,7 +5,7 @@ $Descr USLetter 11000 8500 encoding utf-8 Sheet 1 1 Title "Silicon Labs Debug Adapter" -Date "2020.07.01" +Date "2020.07.02" Rev "" Comp "ALT-TEKNIK LLC" Comment1 "" @@ -38,12 +38,12 @@ $EndComp $Comp L power:GND #PWR06 U 1 1 5EF7E148 -P 7750 4400 -F 0 "#PWR06" H 7750 4150 50 0001 C CNN -F 1 "GND" H 7755 4227 50 0001 C CNN -F 2 "" H 7750 4400 50 0001 C CNN -F 3 "" H 7750 4400 50 0001 C CNN - 1 7750 4400 +P 7950 4550 +F 0 "#PWR06" H 7950 4300 50 0001 C CNN +F 1 "GND" H 7955 4377 50 0001 C CNN +F 2 "" H 7950 4550 50 0001 C CNN +F 3 "" H 7950 4550 50 0001 C CNN + 1 7950 4550 0 -1 -1 0 $EndComp NoConn ~ 3200 6150 @@ -77,19 +77,19 @@ Wire Wire Line $Comp L power:VDD #PWR05 U 1 1 5EFE2580 -P 6550 4050 -F 0 "#PWR05" H 6550 3900 50 0001 C CNN -F 1 "VDD" H 6565 4223 50 0000 C CNN -F 2 "" H 6550 4050 50 0001 C CNN -F 3 "" H 6550 4050 50 0001 C CNN - 1 6550 4050 +P 6750 4200 +F 0 "#PWR05" H 6750 4050 50 0001 C CNN +F 1 "VDD" H 6765 4373 50 0000 C CNN +F 2 "" H 6750 4200 50 0001 C CNN +F 3 "" H 6750 4200 50 0001 C CNN + 1 6750 4200 1 0 0 -1 $EndComp -Text GLabel 7150 4700 0 50 BiDi ~ 0 +Text GLabel 7350 4850 0 50 BiDi ~ 0 TMS_SWDIO -Text GLabel 8200 4700 2 50 Input ~ 0 +Text GLabel 8400 4850 2 50 Input ~ 0 TCK_SWCLK -Text GLabel 8200 4600 2 50 Output ~ 0 +Text GLabel 8400 4750 2 50 Output ~ 0 TDO_SWO $Comp L Device:R R5 @@ -108,540 +108,559 @@ Wire Wire Line 4450 6150 4500 6150 Wire Wire Line 3750 6250 3700 6250 -Text GLabel 7150 4500 0 50 BiDi ~ 0 +Text GLabel 7350 4650 0 50 BiDi ~ 0 ~SRST -Text GLabel 8200 4500 2 50 Input ~ 0 +Text GLabel 8400 4650 2 50 Input ~ 0 TDI_VCOM_RX -Text GLabel 6500 5000 0 50 Output ~ 0 +Text GLabel 6700 5150 0 50 Output ~ 0 VCOM_TX $Comp -L Device:R R9 +L Device:R R10 U 1 1 5EFEB236 -P 8000 4500 -F 0 "R9" V 7793 4500 50 0000 C CNN -F 1 "0" V 7884 4500 50 0000 C CNN -F 2 "Resistor_SMD:R_0603_1608Metric" V 7930 4500 50 0001 C CNN -F 3 "~" H 8000 4500 50 0001 C CNN - 1 8000 4500 +P 8200 4650 +F 0 "R10" V 7993 4650 50 0000 C CNN +F 1 "0" V 8084 4650 50 0000 C CNN +F 2 "Resistor_SMD:R_0603_1608Metric" V 8130 4650 50 0001 C CNN +F 3 "~" H 8200 4650 50 0001 C CNN + 1 8200 4650 0 1 1 0 $EndComp $Comp -L Device:R R8 +L Device:R R9 U 1 1 5EFED2FB -P 7450 5000 -F 0 "R8" V 7565 5000 50 0000 C CNN -F 1 "NP" V 7656 5000 50 0000 C CNN -F 2 "Resistor_SMD:R_0603_1608Metric" V 7380 5000 50 0001 C CNN -F 3 "~" H 7450 5000 50 0001 C CNN - 1 7450 5000 +P 7650 5150 +F 0 "R9" V 7765 5150 50 0000 C CNN +F 1 "NP" V 7856 5150 50 0000 C CNN +F 2 "Resistor_SMD:R_0603_1608Metric" V 7580 5150 50 0001 C CNN +F 3 "~" H 7650 5150 50 0001 C CNN + 1 7650 5150 0 1 1 0 $EndComp Wire Wire Line - 7850 4500 7700 4500 + 8050 4650 7900 4650 Wire Wire Line - 8150 4500 8200 4500 + 8350 4650 8400 4650 Wire Wire Line - 7750 4400 7700 4400 + 7950 4550 7900 4550 Wire Wire Line - 7200 4500 7150 4500 -NoConn ~ 7200 4800 + 7400 4650 7350 4650 +NoConn ~ 7400 4950 Wire Wire Line - 7200 4700 7150 4700 + 7400 4850 7350 4850 $Comp -L Device:R R6 +L Device:R R7 U 1 1 5EFF230C -P 6550 4350 -F 0 "R6" H 6620 4396 50 0000 L CNN -F 1 "TBD" H 6620 4305 50 0000 L CNN -F 2 "Resistor_SMD:R_0603_1608Metric" V 6480 4350 50 0001 C CNN -F 3 "~" H 6550 4350 50 0001 C CNN - 1 6550 4350 +P 6750 4500 +F 0 "R7" H 6820 4546 50 0000 L CNN +F 1 "TBD" H 6820 4455 50 0000 L CNN +F 2 "Resistor_SMD:R_0603_1608Metric" V 6680 4500 50 0001 C CNN +F 3 "~" H 6750 4500 50 0001 C CNN + 1 6750 4500 1 0 0 -1 $EndComp Wire Wire Line - 8200 4600 7700 4600 + 8400 4750 7900 4750 Wire Wire Line - 8200 4700 7700 4700 + 8400 4850 7900 4850 $Comp -L Device:R R10 +L Device:R R11 U 1 1 5F012C13 -P 8000 4800 -F 0 "R10" V 8115 4800 50 0000 C CNN -F 1 "NP" V 8206 4800 50 0000 C CNN -F 2 "Resistor_SMD:R_0603_1608Metric" V 7930 4800 50 0001 C CNN -F 3 "~" H 8000 4800 50 0001 C CNN - 1 8000 4800 +P 8200 4950 +F 0 "R11" V 8315 4950 50 0000 C CNN +F 1 "NP" V 8406 4950 50 0000 C CNN +F 2 "Resistor_SMD:R_0603_1608Metric" V 8130 4950 50 0001 C CNN +F 3 "~" H 8200 4950 50 0001 C CNN + 1 8200 4950 0 1 1 0 $EndComp $Comp -L Device:R R7 +L Device:R R8 U 1 1 5EFF2B25 -P 6550 4800 -F 0 "R7" H 6481 4846 50 0000 R CNN -F 1 "0" H 6481 4755 50 0000 R CNN -F 2 "Resistor_SMD:R_0603_1608Metric" V 6480 4800 50 0001 C CNN -F 3 "~" H 6550 4800 50 0001 C CNN - 1 6550 4800 +P 6750 4950 +F 0 "R8" H 6681 4996 50 0000 R CNN +F 1 "0" H 6681 4905 50 0000 R CNN +F 2 "Resistor_SMD:R_0603_1608Metric" V 6680 4950 50 0001 C CNN +F 3 "~" H 6750 4950 50 0001 C CNN + 1 6750 4950 1 0 0 -1 $EndComp -Wire Wire Line - 6100 2500 6100 2600 -Wire Wire Line - 6150 2500 6100 2500 $Comp -L power:PWR_FLAG #FLG01 +L power:PWR_FLAG #FLG02 U 1 1 5FCF1FA5 -P 4100 2000 -F 0 "#FLG01" H 4100 2075 50 0001 C CNN -F 1 "PWR_FLAG" H 4100 2173 50 0001 C CNN -F 2 "" H 4100 2000 50 0001 C CNN -F 3 "~" H 4100 2000 50 0001 C CNN - 1 4100 2000 +P 4600 2150 +F 0 "#FLG02" H 4600 2225 50 0001 C CNN +F 1 "PWR_FLAG" H 4600 2323 50 0001 C CNN +F 2 "" H 4600 2150 50 0001 C CNN +F 3 "~" H 4600 2150 50 0001 C CNN + 1 4600 2150 1 0 0 -1 $EndComp -Text GLabel 2650 3100 0 50 BiDi ~ 0 +Text GLabel 2650 3250 0 50 BiDi ~ 0 ~SRST -Text GLabel 3150 3000 0 50 Input ~ 0 +Text GLabel 3150 3150 0 50 Input ~ 0 TDO_SWO -Text GLabel 3150 2800 0 50 Output ~ 0 +Text GLabel 3150 2950 0 50 Output ~ 0 TCK_SWCLK -Text GLabel 3150 2700 0 50 BiDi ~ 0 +Text GLabel 3150 2850 0 50 BiDi ~ 0 TMS_SWDIO -Text GLabel 3150 2600 0 50 Output ~ 0 +Text GLabel 3150 2750 0 50 Output ~ 0 TDI_VCOM_RX $Comp L power:VDD #PWR03 U 1 1 5FB91604 -P 3150 1700 -F 0 "#PWR03" H 3150 1550 50 0001 C CNN -F 1 "VDD" H 3165 1873 50 0000 C CNN -F 2 "" H 3150 1700 50 0001 C CNN -F 3 "" H 3150 1700 50 0001 C CNN - 1 3150 1700 +P 3150 1800 +F 0 "#PWR03" H 3150 1650 50 0001 C CNN +F 1 "VDD" H 3165 1973 50 0000 C CNN +F 2 "" H 3150 1800 50 0001 C CNN +F 3 "" H 3150 1800 50 0001 C CNN + 1 3150 1800 1 0 0 -1 $EndComp $Comp -L power:PWR_FLAG #FLG02 +L power:PWR_FLAG #FLG03 U 1 1 5FA76CE8 -P 4100 4150 -F 0 "#FLG02" H 4100 4225 50 0001 C CNN -F 1 "PWR_FLAG" V 4100 4277 50 0001 L CNN -F 2 "" H 4100 4150 50 0001 C CNN -F 3 "~" H 4100 4150 50 0001 C CNN - 1 4100 4150 +P 4600 4300 +F 0 "#FLG03" H 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