EESchema Schematic File Version 2
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:components
LIBS:chibi_2024-cache
LIBS:chibi-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 3
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L 7seg_4digit_cc D?
U 1 1 5900990E
P 4250 2900
F 0 "D?" H 4800 3200 60  0000 C CNN
F 1 "7seg_4digit_cc" H 4250 2900 60  0000 C CNN
F 2 "" H 5250 2800 60  0001 C CNN
F 3 "" H 5250 2800 60  0001 C CNN
	1    4250 2900
	1    0    0    -1  
$EndComp
$Comp
L 7seg_4digit_cc D?
U 1 1 59009915
P 5350 2900
F 0 "D?" H 5900 3200 60  0000 C CNN
F 1 "7seg_4digit_cc" H 5350 2900 60  0000 C CNN
F 2 "" H 6350 2800 60  0001 C CNN
F 3 "" H 6350 2800 60  0001 C CNN
	1    5350 2900
	1    0    0    -1  
$EndComp
$Comp
L 7seg_4digit_cc D?
U 1 1 5900991C
P 6450 2900
F 0 "D?" H 7000 3200 60  0000 C CNN
F 1 "7seg_4digit_cc" H 6450 2900 60  0000 C CNN
F 2 "" H 7450 2800 60  0001 C CNN
F 3 "" H 7450 2800 60  0001 C CNN
	1    6450 2900
	1    0    0    -1  
$EndComp
$Comp
L 7seg_4digit_cc D?
U 1 1 59009923
P 7550 2900
F 0 "D?" H 8100 3200 60  0000 C CNN
F 1 "7seg_4digit_cc" H 7550 2900 60  0000 C CNN
F 2 "" H 8550 2800 60  0001 C CNN
F 3 "" H 8550 2800 60  0001 C CNN
	1    7550 2900
	1    0    0    -1  
$EndComp
$Comp
L MBI5026 U?
U 1 1 5900992A
P 5900 5000
F 0 "U?" H 6600 5400 60  0000 C CNN
F 1 "MBI5026" H 5900 5000 60  0000 C CNN
F 2 "" H 5900 5000 60  0001 C CNN
F 3 "" H 5900 5000 60  0001 C CNN
	1    5900 5000
	1    0    0    1   
$EndComp
Wire Wire Line
	5500 3450 5500 3600
Wire Wire Line
	5500 3600 5850 3600
Wire Wire Line
	5850 3600 5850 4400
Wire Wire Line
	5400 3450 5400 3700
Wire Wire Line
	5400 3700 5750 3700
Wire Wire Line
	5750 3700 5750 4400
Wire Wire Line
	5300 3450 5300 3800
Wire Wire Line
	5300 3800 5650 3800
Wire Wire Line
	5650 3800 5650 4400
Wire Wire Line
	5200 3450 5200 3900
Wire Wire Line
	5200 3900 5550 3900
Wire Wire Line
	5550 3900 5550 4400
Wire Wire Line
	5450 4400 5450 4000
Wire Wire Line
	5450 4000 4400 4000
Wire Wire Line
	4400 4000 4400 3450
Wire Wire Line
	5350 4400 5350 4100
Wire Wire Line
	5350 4100 4300 4100
Wire Wire Line
	4300 4100 4300 3450
Wire Wire Line
	4200 3450 4200 4200
Wire Wire Line
	4200 4200 5250 4200
Wire Wire Line
	5250 4200 5250 4400
Wire Wire Line
	5150 4400 5150 4300
Wire Wire Line
	5150 4300 4100 4300
Wire Wire Line
	4100 4300 4100 3450
Wire Wire Line
	6300 3450 6300 3600
Wire Wire Line
	6300 3600 5950 3600
Wire Wire Line
	5950 3600 5950 4400
Wire Wire Line
	6050 4400 6050 3700
Wire Wire Line
	6050 3700 6400 3700
Wire Wire Line
	6400 3700 6400 3450
Wire Wire Line
	6500 3450 6500 3800
Wire Wire Line
	6500 3800 6150 3800
Wire Wire Line
	6150 3800 6150 4400
Wire Wire Line
	6250 4400 6250 3900
Wire Wire Line
	6250 3900 6600 3900
Wire Wire Line
	6600 3900 6600 3450
Wire Wire Line
	6350 4400 6350 4000
Wire Wire Line
	6350 4000 7400 4000
Wire Wire Line
	7400 4000 7400 3450
Wire Wire Line
	7500 3450 7500 4100
Wire Wire Line
	7500 4100 6450 4100
Wire Wire Line
	6450 4100 6450 4400
Wire Wire Line
	6550 4400 6550 4200
Wire Wire Line
	6550 4200 7600 4200
Wire Wire Line
	7600 4200 7600 3450
Wire Wire Line
	7700 3450 7700 4300
Wire Wire Line
	7700 4300 6650 4300
Wire Wire Line
	6650 4300 6650 4400
Wire Wire Line
	3700 2250 8100 2250
Wire Wire Line
	4600 2250 4600 2350
Connection ~ 4600 2250
Wire Wire Line
	5700 2250 5700 2350
Connection ~ 5700 2250
Wire Wire Line
	6800 2250 6800 2350
Connection ~ 6800 2250
Wire Wire Line
	7900 2250 7900 2350
Connection ~ 7900 2250
Wire Wire Line
	3700 2150 8100 2150
Wire Wire Line
	3700 2050 8100 2050
Wire Wire Line
	3700 1950 8100 1950
Wire Wire Line
	3700 1850 8100 1850
Wire Wire Line
	3700 1750 8100 1750
Wire Wire Line
	3700 1650 8100 1650
Wire Wire Line
	3700 1550 8100 1550
Wire Wire Line
	7800 2350 7800 2150
Connection ~ 7800 2150
Wire Wire Line
	7700 2050 7700 2350
Connection ~ 7700 2050
Wire Wire Line
	7600 2350 7600 1950
Connection ~ 7600 1950
Wire Wire Line
	7500 1850 7500 2350
Connection ~ 7500 1850
Wire Wire Line
	7400 2350 7400 1750
Connection ~ 7400 1750
Wire Wire Line
	7300 1650 7300 2350
Connection ~ 7300 1650
Wire Wire Line
	7200 2350 7200 1550
Connection ~ 7200 1550
Wire Wire Line
	6100 1550 6100 2350
Connection ~ 6100 1550
Wire Wire Line
	6200 2350 6200 1650
Connection ~ 6200 1650
Wire Wire Line
	6300 1750 6300 2350
Connection ~ 6300 1750
Wire Wire Line
	6400 1850 6400 2350
Connection ~ 6400 1850
Wire Wire Line
	6500 2350 6500 1950
Connection ~ 6500 1950
Wire Wire Line
	6600 2050 6600 2350
Connection ~ 6600 2050
Wire Wire Line
	6700 2150 6700 2350
Connection ~ 6700 2150
Wire Wire Line
	4500 2150 4500 2350
Connection ~ 4500 2150
Wire Wire Line
	4400 2350 4400 2050
Connection ~ 4400 2050
Wire Wire Line
	4300 2350 4300 1950
Connection ~ 4300 1950
Wire Wire Line
	4200 1850 4200 2350
Connection ~ 4200 1850
Wire Wire Line
	4100 1750 4100 2350
Connection ~ 4100 1750
Wire Wire Line
	4000 2350 4000 1650
Connection ~ 4000 1650
Wire Wire Line
	3900 1550 3900 2350
Connection ~ 3900 1550
Wire Wire Line
	5000 2350 5000 1550
Connection ~ 5000 1550
Wire Wire Line
	5100 1650 5100 2350
Connection ~ 5100 1650
Wire Wire Line
	5200 2350 5200 1750
Connection ~ 5200 1750
Wire Wire Line
	5300 1850 5300 2350
Connection ~ 5300 1850
Wire Wire Line
	5400 2350 5400 1950
Connection ~ 5400 1950
Wire Wire Line
	5500 2050 5500 2350
Connection ~ 5500 2050
Wire Wire Line
	5600 2350 5600 2150
Connection ~ 5600 2150
Wire Wire Line
	8100 5650 3700 5650
Wire Wire Line
	8100 5750 3700 5750
Wire Wire Line
	8100 5850 3700 5850
Wire Wire Line
	8100 5950 3700 5950
Wire Wire Line
	8100 6050 3700 6050
$Comp
L R R?
U 1 1 590099AE
P 5450 5550
F 0 "R?" V 5530 5550 50  0000 C CNN
F 1 "R" V 5450 5550 50  0000 C CNN
F 2 "" V 5380 5550 50  0000 C CNN
F 3 "" H 5450 5550 50  0000 C CNN
	1    5450 5550
	0    1    -1   0   
$EndComp
Wire Wire Line
	5600 5550 5650 5550
Wire Wire Line
	5250 5550 5300 5550
Wire Wire Line
	5250 5550 5250 5650
Connection ~ 5250 5650
Wire Wire Line
	5150 5550 5150 5750
Connection ~ 5150 5750
Wire Wire Line
	5800 5550 5800 5850
Connection ~ 5800 5850
Wire Wire Line
	5900 5550 5900 5950
Connection ~ 5900 5950
Wire Wire Line
	6000 5550 6000 6050
Connection ~ 6000 6050
Text HLabel 3700 1550 0    60   Input ~ 0
SEG_A
Text HLabel 3700 1650 0    60   Input ~ 0
SEG_B
Text HLabel 3700 1750 0    60   Input ~ 0
SEG_C
Text HLabel 3700 1850 0    60   Input ~ 0
SEG_D
Text HLabel 3700 1950 0    60   Input ~ 0
SEG_E
Text HLabel 3700 2050 0    60   Input ~ 0
SEG_F
Text HLabel 3700 2150 0    60   Input ~ 0
SEG_G
Text HLabel 3700 2250 0    60   Input ~ 0
SEG_DP
Text HLabel 8100 5650 2    60   Input ~ 0
GND
Text HLabel 8100 5750 2    60   Input ~ 0
VDD
Text HLabel 8100 5850 2    60   Input ~ 0
CLK
Text HLabel 8100 5950 2    60   Input ~ 0
LE
Text HLabel 8100 6050 2    60   Input ~ 0
~OE
Wire Wire Line
	8100 5000 6950 5000
Wire Wire Line
	3700 5000 4850 5000
Text HLabel 3700 5000 0    60   Input ~ 0
SDI
Text HLabel 8100 5000 2    60   Input ~ 0
SDO
Text HLabel 3700 5650 0    60   Input ~ 0
GND
Text HLabel 3700 5750 0    60   Input ~ 0
VDD
Text HLabel 3700 5850 0    60   Input ~ 0
CLK
Text HLabel 3700 5950 0    60   Input ~ 0
LE
Text HLabel 3700 6050 0    60   Input ~ 0
~OE
Text HLabel 8100 1550 2    60   Input ~ 0
SEG_A
Text HLabel 8100 1650 2    60   Input ~ 0
SEG_B
Text HLabel 8100 1750 2    60   Input ~ 0
SEG_C
Text HLabel 8100 1850 2    60   Input ~ 0
SEG_D
Text HLabel 8100 1950 2    60   Input ~ 0
SEG_E
Text HLabel 8100 2050 2    60   Input ~ 0
SEG_F
Text HLabel 8100 2150 2    60   Input ~ 0
SEG_G
Text HLabel 8100 2250 2    60   Input ~ 0
SEG_DP
Text Notes 7250 6850 0    197  ~ 39
Single multiplexing unit
Text Notes 8150 7100 0    118  ~ 0
4 displays, 1 driver
$EndSCHEMATC