keyboard.sch

EESchema Schematic File Version 4
LIBS:keyboard-cache
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 2
Title "Lot60-BLE - schematic"
Date "2019-08-15"
Rev ""
Comp "Lotlab"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Sheet
S 5400 1450 800  2550
U 4F60E920
F0 "Matrix" 60
F1 "matrix.sch" 60
F2 "row1" T L 5400 1600 60 
F3 "row2" T L 5400 1700 60 
F4 "row3" T L 5400 1800 60 
F5 "row4" T L 5400 1900 60 
F6 "row5" T L 5400 2000 60 
F7 "col1" T L 5400 2300 60 
F8 "col2" T L 5400 2400 60 
F9 "col3" T L 5400 2500 60 
F10 "col4" T L 5400 2600 60 
F11 "col5" T L 5400 2700 60 
F12 "col6" T L 5400 2800 60 
F13 "col7" T L 5400 2900 60 
F14 "col8" T L 5400 3000 60 
F15 "col9" T L 5400 3100 60 
F16 "col10" T L 5400 3200 60 
F17 "col11" T L 5400 3300 60 
F18 "col12" T L 5400 3400 60 
F19 "col13" T L 5400 3500 60 
F20 "col14" T L 5400 3600 60 
F21 "CAPS_LED" T L 5400 3850 60 
$EndSheet
$Comp
L Connector_Generic:Conn_01x02 P2
U 1 1 5867EF56
P 10550 5650
F 0 "P2" H 10550 5800 50  0000 C CNN
F 1 "BATT" V 10650 5650 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical" H 10550 5650 50  0001 C CNN
F 3 "" H 10550 5650 50  0000 C CNN
	1    10550 5650
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_01x04 P1
U 1 1 586858FB
P 1100 4550
F 0 "P1" H 1100 4800 50  0000 C CNN
F 1 "SWD" V 1200 4550 50  0000 C CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical" H 1100 4550 50  0001 C CNN
F 3 "" H 1100 4550 50  0000 C CNN
	1    1100 4550
	-1   0    0    1   
$EndComp
$Comp
L custom:TP4057 U3
U 1 1 586876EF
P 8350 4400
F 0 "U3" H 8350 4150 60  0000 C CNN
F 1 "TP4057" H 8350 4250 60  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 8350 4350 60  0001 C CNN
F 3 "" H 8350 4350 60  0001 C CNN
	1    8350 4400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR011
U 1 1 58688AE8
P 7550 5950
F 0 "#PWR011" H 7550 5700 50  0001 C CNN
F 1 "GND" H 7550 5800 50  0000 C CNN
F 2 "" H 7550 5950 50  0000 C CNN
F 3 "" H 7550 5950 50  0000 C CNN
	1    7550 5950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR014
U 1 1 58688B0A
P 8850 4550
F 0 "#PWR014" H 8850 4300 50  0001 C CNN
F 1 "GND" H 8850 4400 50  0000 C CNN
F 2 "" H 8850 4550 50  0000 C CNN
F 3 "" H 8850 4550 50  0000 C CNN
	1    8850 4550
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR017
U 1 1 58688C41
P 10300 5950
F 0 "#PWR017" H 10300 5700 50  0001 C CNN
F 1 "GND" H 10300 5800 50  0000 C CNN
F 2 "" H 10300 5950 50  0000 C CNN
F 3 "" H 10300 5950 50  0000 C CNN
	1    10300 5950
	1    0    0    -1  
$EndComp
Text GLabel 9100 4300 2    60   Input ~ 0
BATT
Text GLabel 10050 5650 0    60   Input ~ 0
BATT
Text GLabel 1300 4650 2    60   Input ~ 0
3V3
$Comp
L power:GND #PWR05
U 1 1 5868927D
P 1400 4100
F 0 "#PWR05" H 1400 3850 50  0001 C CNN
F 1 "GND" H 1400 3950 50  0000 C CNN
F 2 "" H 1400 4100 50  0000 C CNN
F 3 "" H 1400 4100 50  0000 C CNN
	1    1400 4100
	-1   0    0    1   
$EndComp
Text GLabel 1300 4550 2    60   Input ~ 0
DIO
Text GLabel 1300 4450 2    60   Input ~ 0
DCLK
$Comp
L Device:C_Small C5
U 1 1 58689C6E
P 9000 4450
F 0 "C5" H 9010 4520 50  0000 L CNN
F 1 "1uF" H 9010 4370 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 9000 4450 50  0001 C CNN
F 3 "~" H 9000 4450 50  0000 C CNN
	1    9000 4450
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C6
U 1 1 58689C99
P 10250 4400
F 0 "C6" H 10260 4470 50  0000 L CNN
F 1 "1uF" H 10260 4320 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10250 4400 50  0001 C CNN
F 3 "~" H 10250 4400 50  0000 C CNN
	1    10250 4400
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C4
U 1 1 5868B8D5
P 7650 5750
F 0 "C4" H 7660 5820 50  0000 L CNN
F 1 "0.1uF" H 7660 5670 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7650 5750 50  0001 C CNN
F 3 "~" H 7650 5750 50  0000 C CNN
	1    7650 5750
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R2
U 1 1 5868B912
P 7750 4400
F 0 "R2" H 7780 4420 50  0000 L CNN
F 1 "4.7K" H 7780 4360 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 7750 4400 50  0001 C CNN
F 3 "" H 7750 4400 50  0000 C CNN
	1    7750 4400
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR010
U 1 1 5868BA20
P 7550 4600
F 0 "#PWR010" H 7550 4350 50  0001 C CNN
F 1 "GND" H 7550 4450 50  0000 C CNN
F 2 "" H 7550 4600 50  0000 C CNN
F 3 "" H 7550 4600 50  0000 C CNN
	1    7550 4600
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R3
U 1 1 5869856A
P 8950 5450
F 0 "R3" H 8980 5470 50  0000 L CNN
F 1 "10M" H 8980 5410 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 8950 5450 50  0001 C CNN
F 3 "" H 8950 5450 50  0000 C CNN
	1    8950 5450
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R4
U 1 1 586986EB
P 8950 5750
F 0 "R4" H 8980 5770 50  0000 L CNN
F 1 "2.2M" H 8980 5710 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 8950 5750 50  0001 C CNN
F 3 "" H 8950 5750 50  0000 C CNN
	1    8950 5750
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C7
U 1 1 5869898F
P 8700 5750
F 0 "C7" H 8710 5820 50  0000 L CNN
F 1 "10nF" H 8710 5670 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 8700 5750 50  0001 C CNN
F 3 "~" H 8700 5750 50  0000 C CNN
	1    8700 5750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR015
U 1 1 58699095
P 8950 5950
F 0 "#PWR015" H 8950 5700 50  0001 C CNN
F 1 "GND" H 8950 5800 50  0000 C CNN
F 2 "" H 8950 5950 50  0000 C CNN
F 3 "" H 8950 5950 50  0000 C CNN
	1    8950 5950
	1    0    0    -1  
$EndComp
Text GLabel 8950 5300 1    60   Input ~ 0
BATT
Text GLabel 8550 5600 0    60   Input ~ 0
ADC1
Text Notes 9150 6450 0    60   ~ 0
Power
Text GLabel 8500 3300 0    60   Input ~ 0
VCC
Text GLabel 7550 5550 1    60   Input ~ 0
VCC
$Comp
L power:GND #PWR013
U 1 1 586A935F
P 8700 5950
F 0 "#PWR013" H 8700 5700 50  0001 C CNN
F 1 "GND" H 8700 5800 50  0000 C CNN
F 2 "" H 8700 5950 50  0000 C CNN
F 3 "" H 8700 5950 50  0000 C CNN
	1    8700 5950
	1    0    0    -1  
$EndComp
Wire Wire Line
	8800 4400 8850 4400
Wire Wire Line
	8850 4400 8850 4550
Wire Wire Line
	10350 5750 10300 5750
Wire Wire Line
	10300 5750 10300 5950
Wire Wire Line
	1300 4350 1400 4350
Wire Wire Line
	1400 4350 1400 4100
Wire Wire Line
	7850 4400 7900 4400
Wire Wire Line
	7650 4400 7550 4400
Wire Wire Line
	7550 4400 7550 4600
Wire Wire Line
	8950 5550 8950 5600
Wire Wire Line
	8700 5650 8700 5600
Wire Wire Line
	8550 5600 8700 5600
Connection ~ 8950 5600
Wire Wire Line
	8700 5850 8700 5950
Wire Wire Line
	8950 5850 8950 5950
Wire Wire Line
	8950 5350 8950 5300
Connection ~ 8700 5600
Wire Notes Line
	7300 2700 11200 2700
Wire Notes Line
	7300 2700 7300 6500
Wire Notes Line
	7300 6300 11200 6300
$Comp
L custom:CH554T U2
U 1 1 5A0D8D07
P 2050 6800
F 0 "U2" H 2050 6850 60  0000 C CNN
F 1 "CH554T" H 2050 6750 60  0000 C CNN
F 2 "Package_SO:SSOP-20_4.4x6.5mm_P0.65mm" H 2100 6800 60  0001 C CNN
F 3 "" H 2100 6800 60  0001 C CNN
	1    2050 6800
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C1
U 1 1 5A0D902C
P 3850 6300
F 0 "C1" H 3860 6370 50  0000 L CNN
F 1 "0.1uF" H 3860 6220 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3850 6300 50  0001 C CNN
F 3 "~" H 3850 6300 50  0000 C CNN
	1    3850 6300
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C2
U 1 1 5A0D91A2
P 4150 6300
F 0 "C2" H 4160 6370 50  0000 L CNN
F 1 "0.1uF" H 4160 6220 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 4150 6300 50  0001 C CNN
F 3 "~" H 4150 6300 50  0000 C CNN
	1    4150 6300
	1    0    0    -1  
$EndComp
Text GLabel 3100 6050 2    60   Input ~ 0
V33
Text GLabel 3100 6150 2    60   Input ~ 0
VCC
$Comp
L power:GND #PWR08
U 1 1 5A0D93BB
P 3350 6350
F 0 "#PWR08" H 3350 6100 50  0001 C CNN
F 1 "GND" H 3350 6200 50  0000 C CNN
F 2 "" H 3350 6350 50  0001 C CNN
F 3 "" H 3350 6350 50  0001 C CNN
	1    3350 6350
	1    0    0    -1  
$EndComp
Wire Wire Line
	3100 6250 3350 6250
Wire Wire Line
	3350 6250 3350 6350
Text GLabel 3850 6200 1    60   Input ~ 0
V33
Text GLabel 4150 6200 1    60   Input ~ 0
VCC
$Comp
L power:GND #PWR04
U 1 1 5A0D955E
P 3850 6400
F 0 "#PWR04" H 3850 6150 50  0001 C CNN
F 1 "GND" H 3850 6250 50  0000 C CNN
F 2 "" H 3850 6400 50  0001 C CNN
F 3 "" H 3850 6400 50  0001 C CNN
	1    3850 6400
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR06
U 1 1 5A0D95AE
P 4150 6400
F 0 "#PWR06" H 4150 6150 50  0001 C CNN
F 1 "GND" H 4150 6250 50  0000 C CNN
F 2 "" H 4150 6400 50  0001 C CNN
F 3 "" H 4150 6400 50  0001 C CNN
	1    4150 6400
	1    0    0    -1  
$EndComp
Text GLabel 3100 6650 2    60   Input ~ 0
UD_P
Text GLabel 3100 6550 2    60   Input ~ 0
UD_N
Text GLabel 3100 6950 2    60   Input ~ 0
CHRG
Text GLabel 3100 6850 2    60   Input ~ 0
STBY
NoConn ~ 3100 6350
NoConn ~ 3100 6450
NoConn ~ 3100 6750
NoConn ~ 1050 6050
NoConn ~ 1050 6550
NoConn ~ 1050 6750
Text GLabel 7900 4200 0    60   Input ~ 0
CHRG
Text GLabel 7900 4300 0    60   Input ~ 0
STBY
$Comp
L Device:R_Small R1
U 1 1 5A0DB9CC
P 1750 7200
F 0 "R1" H 1780 7220 50  0000 L CNN
F 1 "10K" H 1780 7160 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 1750 7200 50  0001 C CNN
F 3 "" H 1750 7200 50  0000 C CNN
	1    1750 7200
	0    1    1    0   
$EndComp
Text GLabel 1500 7200 0    60   Input ~ 0
UD_P
Wire Wire Line
	1500 7200 1650 7200
$Comp
L Switch:SW_Push K1
U 1 1 5A0DBDB3
P 2500 7200
F 0 "K1" H 2500 7280 50  0000 C CNN
F 1 "SW" H 2510 7140 50  0000 C CNN
F 2 "Button_Switch_SMD:SW_SPST_TL3342" H 2500 7200 50  0001 C CNN
F 3 "" H 2500 7200 50  0001 C CNN
	1    2500 7200
	1    0    0    -1  
$EndComp
Text Notes 1000 7600 0    60   ~ 0
Press K1 to let CH552 enter download mode.\nPlace K1 near to UDP line.
Wire Wire Line
	8950 5600 8950 5650
Wire Wire Line
	8700 5600 8950 5600
Entry Wire Line
	2500 3050 2600 3150
Entry Wire Line
	2600 3050 2700 3150
Entry Wire Line
	2700 3050 2800 3150
Entry Wire Line
	2400 3050 2500 3150
Entry Wire Line
	3750 1800 3850 1900
Entry Wire Line
	3750 1900 3850 2000
Entry Wire Line
	3750 2000 3850 2100
Entry Wire Line
	3750 2100 3850 2200
Entry Wire Line
	3750 2200 3850 2300
Entry Wire Line
	3750 2500 3850 2600
Entry Wire Line
	2300 3050 2400 3150
Wire Wire Line
	3450 1800 3750 1800
Wire Wire Line
	3750 1900 3450 1900
Wire Wire Line
	3450 2000 3750 2000
Wire Wire Line
	3750 2100 3450 2100
Wire Wire Line
	3450 2200 3750 2200
Wire Wire Line
	3750 2500 3450 2500
Wire Wire Line
	2700 2850 2700 3050
Wire Wire Line
	2600 3050 2600 2850
Wire Wire Line
	2500 2850 2500 3050
Entry Wire Line
	2200 3050 2300 3150
Entry Wire Line
	2300 1250 2400 1350
Entry Wire Line
	2400 1250 2500 1350
Entry Wire Line
	2500 1250 2600 1350
Entry Wire Line
	2600 1250 2700 1350
Entry Wire Line
	2700 1250 2800 1350
Entry Wire Line
	2800 1250 2900 1350
Entry Wire Line
	2900 1250 3000 1350
Text Label 2700 3050 1    50   ~ 0
row1
Text Label 2400 3050 1    50   ~ 0
row2
Text Label 2300 3050 1    50   ~ 0
row3
Text Label 2200 3050 1    50   ~ 0
row4
Text Label 2600 3050 1    50   ~ 0
row5
Text Label 3450 2200 0    50   ~ 0
col1
Text Label 3450 2100 0    50   ~ 0
col2
Text Label 3450 2000 0    50   ~ 0
col3
Text Label 3450 1900 0    50   ~ 0
col4
Text Label 3450 1800 0    50   ~ 0
col5
Text Label 3100 1550 1    50   ~ 0
col6
Text Label 2500 3050 1    50   ~ 0
col7
Text Label 2300 1550 1    50   ~ 0
col8
Text Label 2400 1550 1    50   ~ 0
col9
Text Label 2500 1550 1    50   ~ 0
col10
Text Label 2600 1550 1    50   ~ 0
col11
Text Label 2700 1550 1    50   ~ 0
col12
Text Label 2800 1550 1    50   ~ 0
col13
Text Label 2900 1550 1    50   ~ 0
col14
Text Label 3450 2500 0    50   ~ 0
caps
Text Label 3000 3050 1    50   ~ 0
led1
Text Label 2900 3050 1    50   ~ 0
led2
Text Label 2800 3050 1    50   ~ 0
led3
Entry Wire Line
	5050 1500 5150 1600
Entry Wire Line
	5050 1600 5150 1700
Entry Wire Line
	5050 1700 5150 1800
Entry Wire Line
	5050 1800 5150 1900
Entry Wire Line
	5050 1900 5150 2000
Entry Wire Line
	5050 2200 5150 2300
Entry Wire Line
	5050 2300 5150 2400
Entry Wire Line
	5050 2400 5150 2500
Entry Wire Line
	5050 2500 5150 2600
Entry Wire Line
	5050 2600 5150 2700
Entry Wire Line
	5050 2700 5150 2800
Entry Wire Line
	5050 2800 5150 2900
Entry Wire Line
	5050 2900 5150 3000
Entry Wire Line
	5050 3000 5150 3100
Entry Wire Line
	5050 3100 5150 3200
Entry Wire Line
	5050 3200 5150 3300
Entry Wire Line
	5050 3300 5150 3400
Entry Wire Line
	5050 3400 5150 3500
Entry Wire Line
	5050 3500 5150 3600
Entry Wire Line
	5050 3750 5150 3850
Wire Wire Line
	5150 1600 5400 1600
Wire Wire Line
	5400 1700 5150 1700
Wire Wire Line
	5150 1800 5400 1800
Wire Wire Line
	5400 1900 5150 1900
Wire Wire Line
	5150 2000 5400 2000
Wire Wire Line
	5150 2300 5400 2300
Wire Wire Line
	5150 2400 5400 2400
Wire Wire Line
	5150 2500 5400 2500
Wire Wire Line
	5400 2600 5150 2600
Wire Wire Line
	5150 2700 5400 2700
Wire Wire Line
	5400 2800 5150 2800
Wire Wire Line
	5150 2900 5400 2900
Wire Wire Line
	5150 3000 5400 3000
Wire Wire Line
	5400 3100 5150 3100
Wire Wire Line
	5150 3200 5400 3200
Wire Wire Line
	5400 3300 5150 3300
Wire Wire Line
	5150 3400 5400 3400
Wire Wire Line
	5400 3500 5150 3500
Wire Wire Line
	5150 3600 5400 3600
Wire Wire Line
	5400 3850 5150 3850
$Comp
L Device:LED_Small D101
U 1 1 5A98E30A
P 6000 5050
F 0 "D101" H 6000 5250 50  0000 C CNN
F 1 "LED" H 6000 5150 50  0000 C CNN
F 2 "MX1A:MX1A-led" H 6000 5050 50  0001 C CNN
F 3 "~" H 6000 5050 50  0001 C CNN
	1    6000 5050
	-1   0    0    1   
$EndComp
$Comp
L Device:LED_Small D102
U 1 1 5A9996E8
P 6000 5350
F 0 "D102" H 6000 5550 50  0000 C CNN
F 1 "LED" H 6000 5450 50  0000 C CNN
F 2 "MX1A:MX1A-led" H 6000 5350 50  0001 C CNN
F 3 "~" H 6000 5350 50  0001 C CNN
	1    6000 5350
	-1   0    0    1   
$EndComp
Entry Wire Line
	5050 4950 5150 5050
Entry Wire Line
	5050 5250 5150 5350
Entry Wire Line
	5050 5550 5150 5650
Wire Wire Line
	5150 5050 5450 5050
Wire Wire Line
	5450 5350 5150 5350
Wire Wire Line
	5150 5650 5450 5650
Text Label 5150 1600 0    50   ~ 0
row1
Text Label 5150 1700 0    50   ~ 0
row2
Text Label 5150 1800 0    50   ~ 0
row3
Text Label 5150 1900 0    50   ~ 0
row4
Text Label 5150 2000 0    50   ~ 0
row5
Text Label 5150 2300 0    50   ~ 0
col1
Text Label 5150 2400 0    50   ~ 0
col2
Text Label 5150 2500 0    50   ~ 0
col3
Text Label 5150 2600 0    50   ~ 0
col4
Text Label 5150 2700 0    50   ~ 0
col5
Text Label 5150 2800 0    50   ~ 0
col6
Text Label 5150 2900 0    50   ~ 0
col7
Text Label 5150 3000 0    50   ~ 0
col8
Text Label 5150 3100 0    50   ~ 0
col9
Text Label 5150 3200 0    50   ~ 0
col10
Text Label 5150 3300 0    50   ~ 0
col11
Text Label 5150 3400 0    50   ~ 0
col12
Text Label 5150 3500 0    50   ~ 0
col13
Text Label 5150 3600 0    50   ~ 0
col14
Text Label 5150 3850 0    50   ~ 0
caps
Text Label 5150 5050 0    50   ~ 0
led1
Text Label 5150 5350 0    50   ~ 0
led2
Text Label 5150 5650 0    50   ~ 0
led3
Wire Wire Line
	6300 5050 6300 5350
$Comp
L power:GND #PWR09
U 1 1 5A9BBAE2
P 6300 6750
F 0 "#PWR09" H 6300 6500 50  0001 C CNN
F 1 "GND" H 6305 6577 50  0000 C CNN
F 2 "" H 6300 6750 50  0001 C CNN
F 3 "" H 6300 6750 50  0001 C CNN
	1    6300 6750
	1    0    0    -1  
$EndComp
Text GLabel 2150 1400 0    60   Input ~ 0
ADC1
Text GLabel 2700 7200 2    60   Input ~ 0
V33
Wire Wire Line
	2400 2850 2400 3050
Wire Wire Line
	2300 3050 2300 2850
Entry Wire Line
	3750 2600 3850 2700
Wire Wire Line
	3450 2600 3750 2600
$Comp
L Regulator_Linear:AP2127N-3.0 U4
U 1 1 5AE6D677
P 9850 4200
F 0 "U4" H 9850 4442 50  0000 C CNN
F 1 "XC6206P33" H 9850 4351 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 9850 4425 50  0001 C CIN
F 3 "https://www.diodes.com/assets/Datasheets/AP2127.pdf" H 9850 4200 50  0001 C CNN
	1    9850 4200
	1    0    0    -1  
$EndComp
Text GLabel 10350 4200 2    60   Input ~ 0
3V3
$Comp
L power:GND #PWR016
U 1 1 5AE6D8BF
P 9850 4500
F 0 "#PWR016" H 9850 4250 50  0001 C CNN
F 1 "GND" H 9850 4350 50  0000 C CNN
F 2 "" H 9850 4500 50  0000 C CNN
F 3 "" H 9850 4500 50  0000 C CNN
	1    9850 4500
	1    0    0    -1  
$EndComp
Entry Wire Line
	2200 1250 2300 1350
$Comp
L Device:D D20
U 1 1 5AFFEAFC
P 8650 3650
F 0 "D20" H 8650 3866 50  0000 C CNN
F 1 "B5819W SL" H 8650 3775 50  0000 C CNN
F 2 "Diode_SMD:D_SOD-123" H 8650 3650 50  0001 C CNN
F 3 "~" H 8650 3650 50  0001 C CNN
	1    8650 3650
	-1   0    0    1   
$EndComp
Text GLabel 2800 4100 2    60   Input ~ 0
VCC
$Comp
L power:GND #PWR01
U 1 1 5C5C3E63
P 1900 5600
F 0 "#PWR01" H 1900 5350 50  0001 C CNN
F 1 "GND" H 1900 5450 50  0000 C CNN
F 2 "" H 1900 5600 50  0000 C CNN
F 3 "" H 1900 5600 50  0000 C CNN
	1    1900 5600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR02
U 1 1 5C5C3EAC
P 2200 5600
F 0 "#PWR02" H 2200 5350 50  0001 C CNN
F 1 "GND" H 2200 5450 50  0000 C CNN
F 2 "" H 2200 5600 50  0000 C CNN
F 3 "" H 2200 5600 50  0000 C CNN
	1    2200 5600
	1    0    0    -1  
$EndComp
Text GLabel 2800 4600 2    60   Input ~ 0
UD_N
Text GLabel 2800 4700 2    60   Input ~ 0
UD_N
Text GLabel 2800 4800 2    60   Input ~ 0
UD_P
Text GLabel 2800 4900 2    60   Input ~ 0
UD_P
$Comp
L Connector:USB_C_Receptacle_USB2.0 J1
U 1 1 5C5C3892
P 2200 4700
F 0 "J1" H 2305 5567 50  0000 C CNN
F 1 "USB_C_Receptacle_USB2.0" H 2305 5476 50  0000 C CNN
F 2 "Customv2:USB_C_SIMPLE" H 2350 4700 50  0001 C CNN
F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 2350 4700 50  0001 C CNN
	1    2200 4700
	1    0    0    -1  
$EndComp
NoConn ~ 2800 5200
NoConn ~ 2800 5300
$Comp
L Device:R_Small R5
U 1 1 5C5D6F75
P 3350 4650
F 0 "R5" H 3380 4670 50  0000 L CNN
F 1 "5.1K" H 3380 4610 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 3350 4650 50  0001 C CNN
F 3 "" H 3350 4650 50  0000 C CNN
	1    3350 4650
	-1   0    0    1   
$EndComp
$Comp
L Device:R_Small R6
U 1 1 5C5DD3C1
P 3600 4650
F 0 "R6" H 3630 4670 50  0000 L CNN
F 1 "5.1K" H 3630 4610 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 3600 4650 50  0001 C CNN
F 3 "" H 3600 4650 50  0000 C CNN
	1    3600 4650
	-1   0    0    1   
$EndComp
Wire Wire Line
	2800 4400 3350 4400
Wire Wire Line
	3350 4400 3350 4550
$Comp
L power:GND #PWR018
U 1 1 5C5E3D2B
P 3350 4750
F 0 "#PWR018" H 3350 4500 50  0001 C CNN
F 1 "GND" H 3350 4600 50  0000 C CNN
F 2 "" H 3350 4750 50  0000 C CNN
F 3 "" H 3350 4750 50  0000 C CNN
	1    3350 4750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR020
U 1 1 5C5E3D78
P 3600 4750
F 0 "#PWR020" H 3600 4500 50  0001 C CNN
F 1 "GND" H 3600 4600 50  0000 C CNN
F 2 "" H 3600 4750 50  0000 C CNN
F 3 "" H 3600 4750 50  0000 C CNN
	1    3600 4750
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 4300 3600 4300
Wire Wire Line
	3600 4300 3600 4550
Text GLabel 3450 2300 2    50   Input ~ 0
UART_TX
Text GLabel 1050 6450 0    50   Input ~ 0
UART_TX
$Comp
L Device:C_Small C8
U 1 1 5C943892
P 7450 5750
F 0 "C8" H 7460 5820 50  0000 L CNN
F 1 "10uF" H 7460 5670 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 7450 5750 50  0001 C CNN
F 3 "~" H 7450 5750 50  0000 C CNN
	1    7450 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7450 5650 7450 5600
Wire Wire Line
	7450 5600 7550 5600
Wire Wire Line
	7650 5600 7650 5650
Wire Wire Line
	7450 5850 7450 5900
Wire Wire Line
	7450 5900 7550 5900
Wire Wire Line
	7650 5900 7650 5850
Wire Wire Line
	7550 5950 7550 5900
Connection ~ 7550 5900
Wire Wire Line
	7550 5900 7650 5900
Wire Wire Line
	7550 5550 7550 5600
Connection ~ 7550 5600
Wire Wire Line
	7550 5600 7650 5600
Entry Wire Line
	3100 3050 3200 3150
$Comp
L Device:R_Small R101
U 1 1 5CAAA315
P 5550 5050
F 0 "R101" H 5580 5070 50  0000 L CNN
F 1 "300" H 5580 5010 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 5550 5050 50  0001 C CNN
F 3 "" H 5550 5050 50  0000 C CNN
	1    5550 5050
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R102
U 1 1 5CAE60C9
P 5550 5350
F 0 "R102" H 5580 5370 50  0000 L CNN
F 1 "300" H 5580 5310 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 5550 5350 50  0001 C CNN
F 3 "" H 5550 5350 50  0000 C CNN
	1    5550 5350
	0    1    1    0   
$EndComp
$Comp
L Device:R_Small R103
U 1 1 5CB19C23
P 5550 5650
F 0 "R103" H 5580 5670 50  0000 L CNN
F 1 "300" H 5580 5610 50  0000 L CNN
F 2 "Resistor_SMD:R_0805_2012Metric" H 5550 5650 50  0001 C CNN
F 3 "" H 5550 5650 50  0000 C CNN
	1    5550 5650
	0    1    1    0   
$EndComp
Wire Wire Line
	5650 5650 5750 5650
Wire Wire Line
	6100 5050 6300 5050
Wire Wire Line
	6100 5350 6300 5350
Wire Wire Line
	6100 5650 6300 5650
$Comp
L Device:LED_Small D103
U 1 1 5A99C333
P 6000 5650
F 0 "D103" H 6000 5850 50  0000 C CNN
F 1 "LED" H 6000 5750 50  0000 C CNN
F 2 "MX1A:MX1A-led" H 6000 5650 50  0001 C CNN
F 3 "~" H 6000 5650 50  0001 C CNN
	1    6000 5650
	-1   0    0    1   
$EndComp
Connection ~ 6300 5350
Wire Wire Line
	6300 5350 6300 5650
Connection ~ 6300 5650
Wire Wire Line
	6300 5650 6300 6750
Wire Wire Line
	5150 6000 5400 6000
Wire Wire Line
	5400 6100 5150 6100
Wire Wire Line
	5150 6200 5400 6200
Wire Wire Line
	5400 6300 5150 6300
Wire Wire Line
	5150 6400 5400 6400
Text Label 5150 6000 0    50   ~ 0
row1
Text Label 5150 6100 0    50   ~ 0
row2
Text Label 5150 6200 0    50   ~ 0
row3
Text Label 5150 6300 0    50   ~ 0
row4
Text Label 5150 6400 0    50   ~ 0
row5
Entry Wire Line
	5050 5900 5150 6000
Entry Wire Line
	5050 6000 5150 6100
Entry Wire Line
	5050 6100 5150 6200
Entry Wire Line
	5050 6200 5150 6300
Entry Wire Line
	5050 6300 5150 6400
$Comp
L Connector:Conn_01x05_Female J2
U 1 1 5CC7CF58
P 5600 6200
F 0 "J2" H 5628 6226 50  0000 L CNN
F 1 "-" H 5628 6135 50  0000 L CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_1x05_P2.54mm_Vertical" H 5600 6200 50  0001 C CNN
F 3 "~" H 5600 6200 50  0001 C CNN
	1    5600 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	2200 2850 2200 3050
Wire Wire Line
	2300 1350 2300 1550
Wire Wire Line
	2400 1350 2400 1550
Wire Wire Line
	2500 1350 2500 1550
Wire Wire Line
	2600 1350 2600 1550
Wire Wire Line
	2700 1350 2700 1550
Wire Wire Line
	2800 1550 2800 1350
Wire Wire Line
	2900 1350 2900 1550
Wire Wire Line
	3000 1350 3000 1550
$Comp
L custom:nRF52810-ND04C U1
U 1 1 5CCE0FDD
P 2650 2200
F 0 "U1" H 2700 2300 50  0000 R CNN
F 1 "nRF52810-ND04C" H 3000 2200 50  0000 R CNN
F 2 "Customv2:nRF52810-ND04C" H 2650 2200 50  0001 C CNN
F 3 "" H 2650 2150 50  0001 C CNN
	1    2650 2200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR03
U 1 1 58689802
P 1800 2500
F 0 "#PWR03" H 1800 2250 50  0001 C CNN
F 1 "GND" H 1800 2350 50  0000 C CNN
F 2 "" H 1800 2500 50  0000 C CNN
F 3 "" H 1800 2500 50  0000 C CNN
	1    1800 2500
	0    1    1    0   
$EndComp
Text GLabel 1800 1900 0    60   Input ~ 0
3V3
Text GLabel 1800 2250 0    60   Input ~ 0
DCLK
Text GLabel 1800 2150 0    60   Input ~ 0
DIO
Wire Wire Line
	3100 2850 3100 3050
Wire Wire Line
	2200 1550 2200 1400
Wire Wire Line
	2200 1400 2150 1400
NoConn ~ 1050 6150
NoConn ~ 1050 6650
Wire Wire Line
	3000 2850 3000 3050
Entry Wire Line
	3000 3050 3100 3150
Entry Wire Line
	3000 1250 3100 1350
Wire Wire Line
	3100 1550 3100 1350
Text Label 3000 1550 1    50   ~ 0
GPIO0
Text Label 3450 2600 0    50   ~ 0
GPIO1
Wire Wire Line
	2800 2850 2800 3050
Wire Wire Line
	2900 2850 2900 3050
Entry Wire Line
	2900 3050 3000 3150
Entry Wire Line
	2800 3050 2900 3150
Text GLabel 3450 2400 2    50   Input ~ 0
UART_RX
Entry Wire Line
	5050 7050 5150 7150
Entry Wire Line
	5050 7150 5150 7250
Entry Wire Line
	5050 7250 5150 7350
Wire Wire Line
	5150 7150 5400 7150
Wire Wire Line
	5150 7250 5400 7250
Wire Wire Line
	5150 7350 5400 7350
Text Label 5150 7150 0    50   ~ 0
GPIO2
Text Label 5150 7250 0    50   ~ 0
GPIO1
Text Label 5150 7350 0    50   ~ 0
GPIO0
$Comp
L power:GND #PWR021
U 1 1 5D497C40
P 5400 7450
F 0 "#PWR021" H 5400 7200 50  0001 C CNN
F 1 "GND" H 5400 7300 50  0000 C CNN
F 2 "" H 5400 7450 50  0001 C CNN
F 3 "" H 5400 7450 50  0001 C CNN
	1    5400 7450
	0    1    1    0   
$EndComp
$Comp
L Connector:Conn_01x05_Female J3
U 1 1 5D4CBE54
P 5600 7250
F 0 "J3" H 5628 7276 50  0000 L CNN
F 1 "-" H 5628 7185 50  0000 L CNN
F 2 "Connector_PinSocket_2.54mm:PinSocket_1x05_P2.54mm_Vertical" H 5600 7250 50  0001 C CNN
F 3 "~" H 5600 7250 50  0001 C CNN
	1    5600 7250
	1    0    0    -1  
$EndComp
Text GLabel 1050 6350 0    50   Input ~ 0
UART_RX
Wire Bus Line
	3850 1250 5050 1250
Text Label 5050 7650 0    50   ~ 0
BUS_A
Text GLabel 5400 7050 0    60   Input ~ 0
3V3
Text Notes 7750 4850 0    50   ~ 0
I_{chrg} = 1000/R2
$Comp
L power:GND #PWR023
U 1 1 5CC46D5E
P 10250 4500
F 0 "#PWR023" H 10250 4250 50  0001 C CNN
F 1 "GND" H 10250 4350 50  0000 C CNN
F 2 "" H 10250 4500 50  0000 C CNN
F 3 "" H 10250 4500 50  0000 C CNN
	1    10250 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	10150 4200 10250 4200
Wire Wire Line
	10250 4300 10250 4200
Connection ~ 10250 4200
Wire Wire Line
	10250 4200 10350 4200
Wire Wire Line
	8800 4300 9000 4300
Wire Wire Line
	9000 4350 9000 4300
Connection ~ 9000 4300
Wire Wire Line
	9000 4300 9100 4300
$Comp
L power:GND #PWR022
U 1 1 5CCD94C3
P 9000 4550
F 0 "#PWR022" H 9000 4300 50  0001 C CNN
F 1 "GND" H 9000 4400 50  0000 C CNN
F 2 "" H 9000 4550 50  0000 C CNN
F 3 "" H 9000 4550 50  0000 C CNN
	1    9000 4550
	1    0    0    -1  
$EndComp
Wire Wire Line
	10350 5650 10150 5650
$Comp
L Device:C_Small C9
U 1 1 5CD13C66
P 10150 5850
F 0 "C9" H 10160 5920 50  0000 L CNN
F 1 "1uF" H 10160 5770 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 10150 5850 50  0001 C CNN
F 3 "~" H 10150 5850 50  0000 C CNN
	1    10150 5850
	1    0    0    -1  
$EndComp
Wire Wire Line
	10150 5750 10150 5650
Connection ~ 10150 5650
Wire Wire Line
	10150 5650 10050 5650
$Comp
L power:GND #PWR012
U 1 1 5CD4AD12
P 10150 5950
F 0 "#PWR012" H 10150 5700 50  0001 C CNN
F 1 "GND" H 10150 5800 50  0000 C CNN
F 2 "" H 10150 5950 50  0000 C CNN
F 3 "" H 10150 5950 50  0000 C CNN
	1    10150 5950
	1    0    0    -1  
$EndComp
$Comp
L Device:LED_RGBA D104
U 1 1 5CE18492
P 6100 4600
F 0 "D104" V 6054 4960 50  0000 L CNN
F 1 "FM-3528RGBA" V 6145 4960 50  0000 L CNN
F 2 "LED_SMD:LED_RGB_1210" H 6100 4550 50  0001 C CNN
F 3 "~" H 6100 4550 50  0001 C CNN
	1    6100 4600
	1    0    0    -1  
$EndComp
Text GLabel 6300 4600 2    60   Input ~ 0
3V3
Wire Wire Line
	5650 5050 5850 5050
Wire Wire Line
	5900 4800 5850 4800
Wire Wire Line
	5850 4800 5850 5050
Connection ~ 5850 5050
Wire Wire Line
	5850 5050 5900 5050
Wire Wire Line
	5650 5350 5800 5350
Wire Wire Line
	5900 4600 5800 4600
Wire Wire Line
	5800 4600 5800 5350
Connection ~ 5800 5350
Wire Wire Line
	5800 5350 5900 5350
Wire Wire Line
	5900 4400 5750 4400
Wire Wire Line
	5750 4400 5750 5650
Connection ~ 5750 5650
Wire Wire Line
	5750 5650 5900 5650
Text Notes 6350 4900 0    50   ~ 10
Please check your \nLED pinset carefully.
Connection ~ 3850 1250
NoConn ~ 1050 6850
NoConn ~ 1050 6950
NoConn ~ 1050 6250
Wire Wire Line
	1850 7200 2300 7200
Text Label 3100 3050 1    50   ~ 0
GPIO2
Entry Wire Line
	5050 6700 5150 6800
Text Label 5150 6800 0    50   ~ 0
GPIO2
Wire Wire Line
	5150 6800 5400 6800
$Comp
L Switch:SW_Push K2
U 1 1 5D5B2681
P 5600 6800
F 0 "K2" H 5600 6880 50  0000 C CNN
F 1 "SW" H 5610 6740 50  0000 C CNN
F 2 "Button_Switch_SMD:SW_SPST_TL3342" H 5600 6800 50  0001 C CNN
F 3 "" H 5600 6800 50  0001 C CNN
	1    5600 6800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR07
U 1 1 5D5B2ED7
P 5800 6800
F 0 "#PWR07" H 5800 6550 50  0001 C CNN
F 1 "GND" H 5805 6627 50  0000 C CNN
F 2 "" H 5800 6800 50  0001 C CNN
F 3 "" H 5800 6800 50  0001 C CNN
	1    5800 6800
	0    -1   -1   0   
$EndComp
$Comp
L Connector_Generic:Conn_01x02 P3
U 1 1 5D6C74C7
P 10550 5200
F 0 "P3" H 10550 5350 50  0000 C CNN
F 1 "BATT" V 10650 5200 50  0000 C CNN
F 2 "Connector_PinSocket_2.00mm:PinSocket_1x02_P2.00mm_Vertical" H 10550 5200 50  0001 C CNN
F 3 "" H 10550 5200 50  0000 C CNN
	1    10550 5200
	1    0    0    -1  
$EndComp
Text GLabel 10350 5200 0    60   Input ~ 0
BATT
$Comp
L power:GND #PWR0101
U 1 1 5D6C7B4E
P 10350 5300
F 0 "#PWR0101" H 10350 5050 50  0001 C CNN
F 1 "GND" H 10350 5150 50  0000 C CNN
F 2 "" H 10350 5300 50  0000 C CNN
F 3 "" H 10350 5300 50  0000 C CNN
	1    10350 5300
	1    0    0    -1  
$EndComp
$Comp
L Device:D D25
U 1 1 5E0ABEC8
P 8650 3300
F 0 "D25" H 8650 3516 50  0000 C CNN
F 1 "B5819W SL" H 8650 3425 50  0000 C CNN
F 2 "Diode_SMD:D_SOD-123" H 8650 3300 50  0001 C CNN
F 3 "~" H 8650 3300 50  0001 C CNN
	1    8650 3300
	-1   0    0    1   
$EndComp
Text GLabel 8500 3650 0    60   Input ~ 0
BATT
Wire Wire Line
	8800 3300 8900 3300
Wire Wire Line
	8900 3300 8900 3650
Wire Wire Line
	8900 3650 8800 3650
Wire Wire Line
	8900 3650 8900 4200
Wire Wire Line
	8900 4200 8800 4200
Connection ~ 8900 3650
Wire Wire Line
	8900 4200 9550 4200
Connection ~ 8900 4200
Wire Bus Line
	2100 1250 3850 1250
Wire Bus Line
	3850 1250 3850 3150
Wire Bus Line
	2200 3150 3850 3150
Wire Bus Line
	5050 1250 5050 7650
$EndSCHEMATC