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Diffstat (limited to 'level_shifter.sch')
| -rw-r--r-- | level_shifter.sch | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/level_shifter.sch b/level_shifter.sch new file mode 100644 index 0000000..5b729bf --- /dev/null +++ b/level_shifter.sch @@ -0,0 +1,213 @@ +EESchema Schematic File Version 4 +EELAYER 29 0 +EELAYER END +$Descr A4 11693 8268 +encoding utf-8 +Sheet 2 3 +Title "" +Date "" +Rev "" +Comp "" +Comment1 "" +Comment2 "" +Comment3 "" +Comment4 "" +$EndDescr +$Comp +L Device:R R? +U 1 1 5CE154EA +P 4350 2950 +AR Path="/5CE154EA" Ref="R?" Part="1" +AR Path="/5CE12B9C/5CE154EA" Ref="R4" Part="1" +AR Path="/5CE21290/5CE154EA" Ref="R8" Part="1" +F 0 "R4" H 4420 2996 50 0000 L CNN +F 1 "10K" H 4420 2905 50 0000 L CNN +F 2 "Resistor_SMD:R_0805_2012Metric" V 4280 2950 50 0001 C CNN +F 3 "~" H 4350 2950 50 0001 C CNN + 1 4350 2950 + 1 0 0 -1 +$EndComp +$Comp +L Device:R R? +U 1 1 5CE154F0 +P 4900 2950 +AR Path="/5CE154F0" Ref="R?" Part="1" +AR Path="/5CE12B9C/5CE154F0" Ref="R5" Part="1" +AR Path="/5CE21290/5CE154F0" Ref="R9" Part="1" +F 0 "R5" H 4970 2996 50 0000 L CNN +F 1 "10K" H 4970 2905 50 0000 L CNN +F 2 "Resistor_SMD:R_0805_2012Metric" V 4830 2950 50 0001 C CNN +F 3 "~" H 4900 2950 50 0001 C CNN + 1 4900 2950 + 1 0 0 -1 +$EndComp +Wire Wire Line + 4650 2900 4650 2750 +Wire Wire Line + 4650 2750 4350 2750 +Wire Wire Line + 4350 2750 4350 2800 +$Comp +L power:+5V #PWR? +U 1 1 5CE154F9 +P 4900 2700 +AR Path="/5CE154F9" Ref="#PWR?" Part="1" +AR Path="/5CE12B9C/5CE154F9" Ref="#PWR017" Part="1" +AR Path="/5CE21290/5CE154F9" Ref="#PWR021" Part="1" +F 0 "#PWR017" H 4900 2550 50 0001 C CNN +F 1 "+5V" H 4915 2873 50 0000 C CNN +F 2 "" H 4900 2700 50 0001 C CNN +F 3 "" H 4900 2700 50 0001 C CNN + 1 4900 2700 + 1 0 0 -1 +$EndComp +Wire Wire Line + 4900 2700 4900 2800 +Wire Wire Line + 4900 3100 4900 3200 +Wire Wire Line + 4900 3200 4850 3200 +Wire Wire Line + 4450 3200 4350 3200 +Wire Wire Line + 4350 3200 4350 3100 +$Comp +L power:VPP #PWR? +U 1 1 5CE15504 +P 4350 2700 +AR Path="/5CE15504" Ref="#PWR?" Part="1" +AR Path="/5CE12B9C/5CE15504" Ref="#PWR016" Part="1" +AR Path="/5CE21290/5CE15504" Ref="#PWR020" Part="1" +F 0 "#PWR016" H 4350 2550 50 0001 C CNN +F 1 "VPP" H 4365 2873 50 0000 C CNN +F 2 "" H 4350 2700 50 0001 C CNN +F 3 "" H 4350 2700 50 0001 C CNN + 1 4350 2700 + 1 0 0 -1 +$EndComp +Wire Wire Line + 4350 2700 4350 2750 +Connection ~ 4350 2750 +$Comp +L turris-uart:BSS138BKS Q? +U 1 1 5CE1550C +P 4650 3200 +AR Path="/5CE1550C" Ref="Q?" Part="1" +AR Path="/5CE12B9C/5CE1550C" Ref="Q1" Part="1" +AR Path="/5CE21290/5CE1550C" Ref="Q2" Part="1" +F 0 "Q1" H 4650 3049 50 0000 C CNN +F 1 "BSS138BKS" H 4650 2958 50 0000 C CNN +F 2 "Package_SO:TSOP-6_1.65x3.05mm_P0.95mm" H 4200 3300 50 0001 C CNN +F 3 "http://www.farnell.com/datasheets/1758319.pdf?_ga=2.11490676.1790344801.1557572682-1084129068.1557572682" H 4200 3300 50 0001 C CNN + 1 4650 3200 + 1 0 0 -1 +$EndComp +$Comp +L Device:R R? +U 1 1 5CE17F19 +P 6450 2950 +AR Path="/5CE17F19" Ref="R?" Part="1" +AR Path="/5CE12B9C/5CE17F19" Ref="R6" Part="1" +AR Path="/5CE21290/5CE17F19" Ref="R10" Part="1" +F 0 "R6" H 6520 2996 50 0000 L CNN +F 1 "10K" H 6520 2905 50 0000 L CNN +F 2 "Resistor_SMD:R_0805_2012Metric" V 6380 2950 50 0001 C CNN +F 3 "~" H 6450 2950 50 0001 C CNN + 1 6450 2950 + 1 0 0 -1 +$EndComp +$Comp +L Device:R R? +U 1 1 5CE17F1F +P 7000 2950 +AR Path="/5CE17F1F" Ref="R?" Part="1" +AR Path="/5CE12B9C/5CE17F1F" Ref="R7" Part="1" +AR Path="/5CE21290/5CE17F1F" Ref="R11" Part="1" +F 0 "R7" H 7070 2996 50 0000 L CNN +F 1 "10K" H 7070 2905 50 0000 L CNN +F 2 "Resistor_SMD:R_0805_2012Metric" V 6930 2950 50 0001 C CNN +F 3 "~" H 7000 2950 50 0001 C CNN + 1 7000 2950 + 1 0 0 -1 +$EndComp +Wire Wire Line + 6750 2900 6750 2750 +Wire Wire Line + 6750 2750 6450 2750 +Wire Wire Line + 6450 2750 6450 2800 +$Comp +L power:+5V #PWR? +U 1 1 5CE17F28 +P 7000 2700 +AR Path="/5CE17F28" Ref="#PWR?" Part="1" +AR Path="/5CE12B9C/5CE17F28" Ref="#PWR019" Part="1" +AR Path="/5CE21290/5CE17F28" Ref="#PWR023" Part="1" +F 0 "#PWR019" H 7000 2550 50 0001 C CNN +F 1 "+5V" H 7015 2873 50 0000 C CNN +F 2 "" H 7000 2700 50 0001 C CNN +F 3 "" H 7000 2700 50 0001 C CNN + 1 7000 2700 + 1 0 0 -1 +$EndComp +Wire Wire Line + 7000 2700 7000 2800 +Wire Wire Line + 7000 3100 7000 3200 +Wire Wire Line + 7000 3200 6950 3200 +Wire Wire Line + 6550 3200 6450 3200 +Wire Wire Line + 6450 3200 6450 3100 +$Comp +L power:VPP #PWR? +U 1 1 5CE17F33 +P 6450 2700 +AR Path="/5CE17F33" Ref="#PWR?" Part="1" +AR Path="/5CE12B9C/5CE17F33" Ref="#PWR018" Part="1" +AR Path="/5CE21290/5CE17F33" Ref="#PWR022" Part="1" +F 0 "#PWR018" H 6450 2550 50 0001 C CNN +F 1 "VPP" H 6465 2873 50 0000 C CNN +F 2 "" H 6450 2700 50 0001 C CNN +F 3 "" H 6450 2700 50 0001 C CNN + 1 6450 2700 + 1 0 0 -1 +$EndComp +Wire Wire Line + 6450 2700 6450 2750 +Connection ~ 6450 2750 +$Comp +L turris-uart:BSS138BKS Q1 +U 2 1 5CE1828D +P 6750 3200 +AR Path="/5CE12B9C/5CE1828D" Ref="Q1" Part="2" +AR Path="/5CE21290/5CE1828D" Ref="Q2" Part="2" +F 0 "Q1" H 6750 3049 50 0000 C CNN +F 1 "BSS138BKS" H 6750 2958 50 0000 C CNN +F 2 "Package_SO:TSOP-6_1.65x3.05mm_P0.95mm" H 6300 3300 50 0001 C CNN +F 3 "http://www.farnell.com/datasheets/1758319.pdf?_ga=2.11490676.1790344801.1557572682-1084129068.1557572682" H 6300 3300 50 0001 C CNN + 2 6750 3200 + 1 0 0 -1 +$EndComp +Text HLabel 4150 3200 0 50 BiDi ~ 0 +LV1 +Text HLabel 6250 3200 0 50 BiDi ~ 0 +LV2 +Text HLabel 7200 3200 2 50 BiDi ~ 0 +HV2 +Text HLabel 5100 3200 2 50 BiDi ~ 0 +HV1 +Wire Wire Line + 4150 3200 4350 3200 +Connection ~ 4350 3200 +Wire Wire Line + 5100 3200 4900 3200 +Connection ~ 4900 3200 +Wire Wire Line + 6250 3200 6450 3200 +Connection ~ 6450 3200 +Wire Wire Line + 7000 3200 7200 3200 +Connection ~ 7000 3200 +$EndSCHEMATC |