stmbl/hw/kicad/bob/ethernet_bob/rs485.sch

245 lines
4.7 KiB
Plaintext

EESchema Schematic File Version 2
LIBS:ethernet_bob-rescue
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:ksz8081
LIBS:ESD_Protection
LIBS:hr911105_rj45
LIBS:stm32
LIBS:crystal_smd
LIBS:usblc
LIBS:ethernet_bob-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 6 6
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
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U 1 1 58277EAE
P 6450 3550
F 0 "U7" H 6450 4218 50 0000 C CNN
F 1 "SP3485EN" H 6450 4127 50 0000 C CNN
F 2 "Housings_SOIC:SOIC-8_3.9x4.9mm_Pitch1.27mm" H 6450 4036 50 0000 C CIN
F 3 "" H 6450 3550 50 0000 C CNN
1 6450 3550
1 0 0 -1
$EndComp
$Comp
L C C5
U 1 1 58277F52
P 7050 2900
F 0 "C5" H 7165 2946 50 0000 L CNN
F 1 "C" H 7165 2855 50 0000 L CNN
F 2 "Capacitors_SMD:C_0402" H 7088 2750 50 0001 C CNN
F 3 "" H 7050 2900 50 0000 C CNN
1 7050 2900
1 0 0 -1
$EndComp
$Comp
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F 0 "C25" H 7465 2946 50 0000 L CNN
F 1 "C" H 7465 2855 50 0000 L CNN
F 2 "Capacitors_SMD:C_0805" H 7388 2750 50 0001 C CNN
F 3 "" H 7350 2900 50 0000 C CNN
1 7350 2900
1 0 0 -1
$EndComp
Wire Wire Line
7200 3700 7200 3650
$Comp
L GND #PWR65
U 1 1 582780EE
P 7200 3700
F 0 "#PWR65" H 7200 3450 50 0001 C CNN
F 1 "GND" H 7205 3527 50 0000 C CNN
F 2 "" H 7200 3700 50 0000 C CNN
F 3 "" H 7200 3700 50 0000 C CNN
1 7200 3700
1 0 0 -1
$EndComp
$Comp
L GND #PWR62
U 1 1 5827810C
P 6450 4000
F 0 "#PWR62" H 6450 3750 50 0001 C CNN
F 1 "GND" H 6455 3827 50 0000 C CNN
F 2 "" H 6450 4000 50 0000 C CNN
F 3 "" H 6450 4000 50 0000 C CNN
1 6450 4000
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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$Comp
L GND #PWR64
U 1 1 582783BD
P 7200 3050
F 0 "#PWR64" H 7200 2800 50 0001 C CNN
F 1 "GND" H 7205 2877 50 0000 C CNN
F 2 "" H 7200 3050 50 0000 C CNN
F 3 "" H 7200 3050 50 0000 C CNN
1 7200 3050
1 0 0 -1
$EndComp
Connection ~ 7050 2750
Connection ~ 7200 3050
$Comp
L R R20
U 1 1 58278682
P 6950 3550
F 0 "R20" H 7020 3596 50 0000 L CNN
F 1 "R" H 7020 3505 50 0000 L CNN
F 2 "Resistors_SMD:R_0805" V 6880 3550 50 0001 C CNN
F 3 "" H 6950 3550 50 0000 C CNN
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 6950 3700
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
7050 3400 7050 3450
Connection ~ 6950 3400
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Text GLabel 5700 3500 0 60 Input ~ 0
RS485_DATA
Text GLabel 5700 3600 0 60 Input ~ 0
RS485_ENABLE
Wire Wire Line
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Connection ~ 5950 3600
Wire Wire Line
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Connection ~ 5850 3500
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$EndComp
Wire Wire Line
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Connection ~ 5750 3600
Wire Wire Line
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Connection ~ 6700 2750
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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$Comp
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1 6700 2750
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$EndComp
$Comp
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F 3 "" H 7550 3600 50 0000 C CNN
1 7550 3600
1 0 0 -1
$EndComp
$Comp
L +5VP #PWR66
U 1 1 582DD766
P 7350 3900
F 0 "#PWR66" H 7350 3750 50 0001 C CNN
F 1 "+5VP" H 7365 4073 50 0000 C CNN
F 2 "" H 7350 3900 50 0000 C CNN
F 3 "" H 7350 3900 50 0000 C CNN
1 7350 3900
-1 0 0 1
$EndComp
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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$EndSCHEMATC