EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:D D2
U 1 1 61AEEF48
P 6000 3950
F 0 "D2" H 6000 4167 50  0000 C CNN
F 1 "1N4148" H 6000 4076 50  0000 C CNN
F 2 "" H 6000 3950 50  0001 C CNN
F 3 "~" H 6000 3950 50  0001 C CNN
	1    6000 3950
	1    0    0    -1  
$EndComp
$Comp
L Device:D D1
U 1 1 61AEF64D
P 5500 4450
F 0 "D1" H 5500 4667 50  0000 C CNN
F 1 "1N4001" H 5500 4576 50  0000 C CNN
F 2 "" H 5500 4450 50  0001 C CNN
F 3 "~" H 5500 4450 50  0001 C CNN
	1    5500 4450
	1    0    0    -1  
$EndComp
$Comp
L misc-mcus:R5F1054AASP U2
U 1 1 61AF17B2
P 7300 4500
F 0 "U2" H 7300 5115 50  0000 C CNN
F 1 "R5F1054AASP" H 7300 5024 50  0000 C CNN
F 2 "Package_SO:SSOP-16_4.4x5.2mm_P0.65mm" H 7300 4000 50  0001 C CNN
F 3 "https://www.renesas.com/us/en/document/dst/rl78g11-datasheet-rev240?language=en&r=1054276" H 7100 4050 50  0001 C CNN
	1    7300 4500
	1    0    0    -1  
$EndComp
$Comp
L MCU_RaspberryPi_and_Boards:Pico U1
U 1 1 61AF49FE
P 9200 4350
F 0 "U1" H 9200 5565 50  0000 C CNN
F 1 "Pico" H 9200 5474 50  0000 C CNN
F 2 "RPi_Pico:RPi_Pico_SMD_TH" V 9200 4350 50  0001 C CNN
F 3 "" H 9200 4350 50  0001 C CNN
	1    9200 4350
	1    0    0    -1  
$EndComp
NoConn ~ 9900 3500
NoConn ~ 9900 3400
NoConn ~ 9900 3700
NoConn ~ 9900 3900
NoConn ~ 9900 5000
NoConn ~ 9900 4900
NoConn ~ 9900 4800
NoConn ~ 9900 4700
NoConn ~ 9900 4300
NoConn ~ 9900 4200
NoConn ~ 9900 4000
NoConn ~ 8500 3700
NoConn ~ 8500 3800
NoConn ~ 8500 3900
NoConn ~ 8500 4000
NoConn ~ 8500 4200
NoConn ~ 8500 4300
NoConn ~ 8500 4400
NoConn ~ 8500 4500
NoConn ~ 8500 4700
NoConn ~ 8500 4800
NoConn ~ 8500 4900
NoConn ~ 8500 5000
NoConn ~ 9100 5500
NoConn ~ 9300 5500
NoConn ~ 7800 4850
NoConn ~ 7800 4750
NoConn ~ 7800 4650
NoConn ~ 7800 4550
NoConn ~ 7800 4450
NoConn ~ 7800 4350
NoConn ~ 7800 4250
NoConn ~ 6800 4550
NoConn ~ 6800 4450
NoConn ~ 6800 4350
Wire Wire Line
	7800 4150 8100 4150
Wire Wire Line
	8100 4150 8100 5200
Wire Wire Line
	6150 3950 6200 3950
Wire Wire Line
	6200 3950 6200 4150
Wire Wire Line
	5850 3950 5750 3950
Connection ~ 6200 4150
Wire Wire Line
	5750 4150 6200 4150
Text GLabel 5250 4450 0    50   Input ~ 0
nRESET_OUT
Text GLabel 5750 4150 0    50   Input ~ 0
TOOL0_RX
Text GLabel 5750 3950 0    50   Input ~ 0
TOOL0_TX
Wire Wire Line
	5350 4450 5250 4450
Wire Wire Line
	5750 4250 5750 4450
Wire Wire Line
	5750 4450 5650 4450
Text Label 5800 4250 0    50   ~ 0
nRST
Text Label 7850 4150 0    50   ~ 0
P2.0
Text Label 8150 5200 0    50   ~ 0
TRIG_IN
Wire Wire Line
	8100 5200 8500 5200
Text GLabel 10000 5300 2    50   Input ~ 0
nRESET_OUT
Wire Wire Line
	9900 5300 10000 5300
Wire Wire Line
	9900 5200 10000 5200
Text GLabel 10000 5200 2    50   Input ~ 0
TOOL0
Wire Wire Line
	2500 4750 2600 4750
Wire Wire Line
	1800 4850 1900 4850
Wire Wire Line
	1900 4650 1750 4650
Text Label 2650 4750 0    50   ~ 0
Vreg_GLITCH
Wire Wire Line
	5750 4250 6800 4250
$Comp
L 4xxx:4053 U3
U 1 1 61C6D280
P 3850 4950
F 0 "U3" H 3850 4950 50  0000 C CNN
F 1 "MAX4619CPE" H 3850 4750 50  0000 C CNN
F 2 "Package_DIP:DIP-16_W7.62mm" H 3850 4950 50  0001 C CNN
F 3 "http://www.intersil.com/content/dam/Intersil/documents/cd40/cd4051bms-52bms-53bms.pdf" H 3850 4950 50  0001 C CNN
	1    3850 4950
	1    0    0    -1  
$EndComp
Connection ~ 2600 4750
Wire Wire Line
	8500 5300 7650 5300
Wire Wire Line
	7650 5300 7650 6300
Wire Wire Line
	7650 6300 3200 6300
Wire Wire Line
	3200 6300 3200 5550
Wire Wire Line
	3200 5550 3350 5550
Text Label 8000 5300 0    50   ~ 0
GLITCH_OUT
$Comp
L power:GND #PWR?
U 1 1 61C9B5BE
P 9200 5650
F 0 "#PWR?" H 9200 5400 50  0001 C CNN
F 1 "GND" H 9205 5477 50  0000 C CNN
F 2 "" H 9200 5650 50  0001 C CNN
F 3 "" H 9200 5650 50  0001 C CNN
	1    9200 5650
	1    0    0    -1  
$EndComp
Wire Wire Line
	9200 5500 9200 5650
$Comp
L power:GND #PWR?
U 1 1 61C9DFBB
P 10600 4350
F 0 "#PWR?" H 10600 4100 50  0001 C CNN
F 1 "GND" V 10605 4222 50  0000 R CNN
F 2 "" H 10600 4350 50  0001 C CNN
F 3 "" H 10600 4350 50  0001 C CNN
	1    10600 4350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	9900 3600 10500 3600
Wire Wire Line
	10500 4350 10600 4350
Wire Wire Line
	9900 4600 10500 4600
Wire Wire Line
	10500 4600 10500 4350
Wire Wire Line
	9900 5100 10500 5100
Wire Wire Line
	10500 5100 10500 4600
Connection ~ 10500 4600
Wire Wire Line
	9900 4100 10500 4100
Wire Wire Line
	10500 3600 10500 4100
Connection ~ 10500 4100
NoConn ~ 9900 4400
$Comp
L power:+3.3V #PWR?
U 1 1 61CA3F60
P 10050 3800
F 0 "#PWR?" H 10050 3650 50  0001 C CNN
F 1 "+3.3V" V 10065 3928 50  0000 L CNN
F 2 "" H 10050 3800 50  0001 C CNN
F 3 "" H 10050 3800 50  0001 C CNN
	1    10050 3800
	0    1    1    0   
$EndComp
Wire Wire Line
	10050 3800 9900 3800
Connection ~ 10500 4350
Wire Wire Line
	10500 4100 10500 4350
Wire Wire Line
	8500 3400 8400 3400
Wire Wire Line
	8500 3500 8400 3500
Text GLabel 8400 3400 0    50   Input ~ 0
PICO_STDIO_UART_TX
Text GLabel 8400 3500 0    50   Input ~ 0
PICO_STDIO_UART_RX
$Comp
L power:GND #PWR?
U 1 1 61CAD843
P 8150 3850
F 0 "#PWR?" H 8150 3600 50  0001 C CNN
F 1 "GND" V 8155 3722 50  0000 R CNN
F 2 "" H 8150 3850 50  0001 C CNN
F 3 "" H 8150 3850 50  0001 C CNN
	1    8150 3850
	0    1    1    0   
$EndComp
Wire Wire Line
	8500 3600 8350 3600
Wire Wire Line
	8350 3600 8350 3850
Wire Wire Line
	8350 4100 8500 4100
Wire Wire Line
	8500 4600 8350 4600
Wire Wire Line
	8350 4600 8350 4100
Connection ~ 8350 4100
Wire Wire Line
	8500 5100 8350 5100
Wire Wire Line
	8350 5100 8350 4600
Connection ~ 8350 4600
Wire Wire Line
	8150 3850 8350 3850
Connection ~ 8350 3850
Wire Wire Line
	8350 3850 8350 4100
$Comp
L power:GND #PWR?
U 1 1 61CB7E43
P 3900 5950
F 0 "#PWR?" H 3900 5700 50  0001 C CNN
F 1 "GND" H 3905 5777 50  0000 C CNN
F 2 "" H 3900 5950 50  0001 C CNN
F 3 "" H 3900 5950 50  0001 C CNN
	1    3900 5950
	1    0    0    -1  
$EndComp
Wire Wire Line
	3850 5850 3850 5900
Wire Wire Line
	3850 5900 3900 5900
Wire Wire Line
	3950 5600 3950 5550
Wire Wire Line
	3900 5950 3900 5900
Connection ~ 3900 5900
Wire Wire Line
	3900 5900 3950 5900
$Comp
L power:GND #PWR?
U 1 1 61CBEA1A
P 3200 5250
F 0 "#PWR?" H 3200 5000 50  0001 C CNN
F 1 "GND" V 3205 5122 50  0000 R CNN
F 2 "" H 3200 5250 50  0001 C CNN
F 3 "" H 3200 5250 50  0001 C CNN
	1    3200 5250
	0    1    1    0   
$EndComp
Wire Wire Line
	3350 5250 3200 5250
Wire Wire Line
	3350 5450 3200 5450
Wire Wire Line
	3200 5450 3200 5550
Connection ~ 3200 5550
Wire Wire Line
	3350 5350 3200 5350
Wire Wire Line
	3200 5350 3200 5450
Connection ~ 3200 5450
$Comp
L Amplifier_Operational:LM358 U4
U 1 1 61AE8DAA
P 2200 4750
F 0 "U4" H 2200 5117 50  0000 C CNN
F 1 "AS358P-E1" H 2200 5026 50  0000 C CNN
F 2 "Package_DIP:DIP-8_W7.62mm" H 2200 4750 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 2200 4750 50  0001 C CNN
	1    2200 4750
	1    0    0    -1  
$EndComp
Connection ~ 6250 4150
Wire Wire Line
	6200 4150 6250 4150
Wire Wire Line
	6250 4150 6800 4150
Wire Wire Line
	6250 3600 6250 3500
$Comp
L power:+3.3V #PWR?
U 1 1 61CF17E5
P 6250 3500
F 0 "#PWR?" H 6250 3350 50  0001 C CNN
F 1 "+3.3V" H 6265 3673 50  0000 C CNN
F 2 "" H 6250 3500 50  0001 C CNN
F 3 "" H 6250 3500 50  0001 C CNN
	1    6250 3500
	1    0    0    -1  
$EndComp
Wire Wire Line
	6250 3900 6250 4150
$Comp
L Device:R R1
U 1 1 61AEFF98
P 6250 3750
F 0 "R1" H 6320 3796 50  0000 L CNN
F 1 "47k" H 6320 3705 50  0000 L CNN
F 2 "" V 6180 3750 50  0001 C CNN
F 3 "~" H 6250 3750 50  0001 C CNN
	1    6250 3750
	1    0    0    -1  
$EndComp
Text Label 6300 4150 0    50   ~ 0
TOOL0
Text Notes 6350 3600 0    50   ~ 0
TOOL0 needs a pullup, it\ngoes low when glitching
Text Notes 7550 3300 0    50   ~ 0
UART stdio for debug
Text Notes 8050 3000 0    50   ~ 0
use a Pico to control the glitching process: monitor TRIG_IN for\nwhen glitching should happen, use GLITCH_OUT to do a glitch,\nand use TOOL0 and ~RESET~ to control the MCU
Text Notes 10550 3900 0    50   ~ 0
Pico is also the\npower source\nfor everything
Wire Notes Line
	5150 4250 5150 3850
Wire Notes Line
	5450 4250 5150 4250
Wire Notes Line
	6000 3700 6000 3550
Wire Notes Line
	6000 3550 5600 3550
Text Notes 4900 3850 0    50   ~ 0
protection diodes to\navoid short-circuits.\nuse TOOL_TX/RX if\nyou use a normal\nUART, or use TOOL0\ndirectly when you\nhave a specific impl
Text Notes 4200 5600 0    50   ~ 0
use MAX4619CPE to select between\nnormal & low/glitch voltage. use 3\ncircuits at once to minimize the\nparasitic resistance (I don't have\nenough wires for that so I didn't)
$Comp
L Amplifier_Operational:LM358 U4
U 3 1 61AEA01B
P 2200 3600
F 0 "U4" H 2158 3600 50  0001 L CNN
F 1 "AS358P-E1" H 2158 3555 50  0001 L CNN
F 2 "Package_DIP:DIP-8_W7.62mm" H 2200 3600 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 2200 3600 50  0001 C CNN
	3    2200 3600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 61D135B5
P 2100 4000
F 0 "#PWR?" H 2100 3750 50  0001 C CNN
F 1 "GND" H 2105 3827 50  0000 C CNN
F 2 "" H 2100 4000 50  0001 C CNN
F 3 "" H 2100 4000 50  0001 C CNN
	1    2100 4000
	1    0    0    -1  
$EndComp
Wire Wire Line
	2100 4000 2100 3900
$Comp
L Device:R_POT_TRIM RV1
U 1 1 61AED5E8
P 1600 4650
F 0 "RV1" H 1530 4696 50  0000 R CNN
F 1 "R_POT_TRIM" H 1530 4605 50  0000 R CNN
F 2 "" H 1600 4650 50  0001 C CNN
F 3 "~" H 1600 4650 50  0001 C CNN
	1    1600 4650
	1    0    0    -1  
$EndComp
Wire Wire Line
	1600 4800 1600 5050
Text Notes 600  5000 0    50   ~ 0
trimpot to select\n"low"/glitch voltage\n(regular voltage is 3.3V)
$Comp
L Amplifier_Operational:LM358 U4
U 2 1 61B23D3D
P 2200 3600
F 0 "U4" H 2350 3850 50  0000 C CNN
F 1 "AS358P-E1" H 2400 3750 50  0000 C CNN
F 2 "" H 2200 3600 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 2200 3600 50  0001 C CNN
	2    2200 3600
	1    0    0    -1  
$EndComp
Wire Wire Line
	2500 3600 2600 3600
Wire Wire Line
	1850 3700 1900 3700
Wire Wire Line
	2600 5050 1800 5050
Wire Wire Line
	2600 4750 2600 5050
Wire Wire Line
	1800 5050 1800 4850
Text Notes 1600 5600 0    50   ~ 0
opamp needed: my trimpot is 10k,\n3.3V/10k = 0.3mA to MCU...\nopamp in buffer mode fixes this\n& gives MCU all current it wants
Text Label 4550 4650 0    50   ~ 0
Vreg_TO_RL78
Wire Wire Line
	2100 3300 2100 3200
$Comp
L power:+3.3V #PWR?
U 1 1 61BB3DF3
P 2100 3200
F 0 "#PWR?" H 2100 3050 50  0001 C CNN
F 1 "+3.3V" H 2115 3373 50  0000 C CNN
F 2 "" H 2100 3200 50  0001 C CNN
F 3 "" H 2100 3200 50  0001 C CNN
	1    2100 3200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 61BDCD61
P 6150 4750
F 0 "#PWR?" H 6150 4500 50  0001 C CNN
F 1 "GND" V 6155 4622 50  0000 R CNN
F 2 "" H 6150 4750 50  0001 C CNN
F 3 "" H 6150 4750 50  0001 C CNN
	1    6150 4750
	0    1    1    0   
$EndComp
Wire Wire Line
	6150 4750 6300 4750
Wire Wire Line
	2600 4750 3350 4750
Wire Wire Line
	4350 4950 5500 4950
Wire Wire Line
	5500 4950 5500 4850
Wire Wire Line
	5500 4850 6800 4850
$Comp
L power:GND #PWR?
U 1 1 61C4209C
P 3200 5050
F 0 "#PWR?" H 3200 4800 50  0001 C CNN
F 1 "GND" V 3205 4922 50  0000 R CNN
F 2 "" H 3200 5050 50  0001 C CNN
F 3 "" H 3200 5050 50  0001 C CNN
	1    3200 5050
	0    1    1    0   
$EndComp
Wire Wire Line
	3350 5050 3200 5050
$Comp
L power:GND #PWR?
U 1 1 61C483D6
P 1600 5050
F 0 "#PWR?" H 1600 4800 50  0001 C CNN
F 1 "GND" H 1605 4877 50  0000 C CNN
F 2 "" H 1600 5050 50  0001 C CNN
F 3 "" H 1600 5050 50  0001 C CNN
	1    1600 5050
	1    0    0    -1  
$EndComp
Text Label 2650 4650 0    50   ~ 0
Vreg
Wire Wire Line
	3350 4650 2600 4650
Wire Wire Line
	2600 4650 2600 4300
$Comp
L power:+3.3V #PWR?
U 1 1 61B24B40
P 3200 4950
F 0 "#PWR?" H 3200 4800 50  0001 C CNN
F 1 "+3.3V" V 3215 5078 50  0000 L CNN
F 2 "" H 3200 4950 50  0001 C CNN
F 3 "" H 3200 4950 50  0001 C CNN
	1    3200 4950
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3200 4950 3350 4950
Text Label 4550 4950 0    50   ~ 0
Vdd_TO_MCU
Wire Wire Line
	3850 4050 3850 3950
$Comp
L power:+3.3V #PWR?
U 1 1 61B376F1
P 3850 3950
F 0 "#PWR?" H 3850 3800 50  0001 C CNN
F 1 "+3.3V" H 3865 4123 50  0000 C CNN
F 2 "" H 3850 3950 50  0001 C CNN
F 3 "" H 3850 3950 50  0001 C CNN
	1    3850 3950
	1    0    0    -1  
$EndComp
NoConn ~ 3350 4450
NoConn ~ 3350 4350
NoConn ~ 4350 4350
Wire Wire Line
	1600 4300 2600 4300
Wire Wire Line
	1600 4300 1600 4500
$Comp
L Device:C C1
U 1 1 61B6379E
P 1450 3700
F 0 "C1" H 1565 3746 50  0000 L CNN
F 1 "100uF" H 1565 3655 50  0000 L CNN
F 2 "" H 1488 3550 50  0001 C CNN
F 3 "~" H 1450 3700 50  0001 C CNN
	1    1450 3700
	1    0    0    -1  
$EndComp
Wire Wire Line
	1450 3550 1450 3500
Wire Wire Line
	1450 3500 1900 3500
$Comp
L power:GND #PWR?
U 1 1 61B6DAE2
P 1450 3950
F 0 "#PWR?" H 1450 3700 50  0001 C CNN
F 1 "GND" H 1455 3777 50  0000 C CNN
F 2 "" H 1450 3950 50  0001 C CNN
F 3 "" H 1450 3950 50  0001 C CNN
	1    1450 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	1450 3950 1450 3850
Wire Wire Line
	1450 3100 1300 3100
Text GLabel 1300 3100 0    50   Input ~ 0
PWM_Vreg
Wire Wire Line
	2600 3600 2600 4250
Connection ~ 2600 4300
Wire Wire Line
	1850 4250 2600 4250
Wire Wire Line
	1850 3700 1850 4250
Connection ~ 2600 4250
Wire Wire Line
	2600 4250 2600 4300
Text GLabel 10000 4500 2    50   Input ~ 0
PWM_Vreg
Wire Wire Line
	10000 4500 9900 4500
$Comp
L Device:R R2
U 1 1 61C0A2AC
P 1450 3300
F 0 "R2" H 1520 3346 50  0000 L CNN
F 1 "47Ω" H 1520 3255 50  0000 L CNN
F 2 "" V 1380 3300 50  0001 C CNN
F 3 "~" H 1450 3300 50  0001 C CNN
	1    1450 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	1450 3500 1450 3450
Connection ~ 1450 3500
Wire Wire Line
	1450 3150 1450 3100
Text Notes 600  3750 0    50   ~ 0
Filter incoming\nPWM signal used\nfor Vreg generation.\nVreg=3V3*DC\nf_RC=1/(2pi*R*C)\n     =34 Hz
$Comp
L Device:C C2
U 1 1 61C30DBD
P 6300 4550
F 0 "C2" H 6415 4596 50  0000 L CNN
F 1 "1uF" H 6415 4505 50  0000 L CNN
F 2 "" H 6338 4400 50  0001 C CNN
F 3 "~" H 6300 4550 50  0001 C CNN
	1    6300 4550
	1    0    0    -1  
$EndComp
Wire Wire Line
	6300 4700 6300 4750
Connection ~ 6300 4750
Wire Wire Line
	6300 4750 6800 4750
Wire Wire Line
	6800 4650 6650 4650
Wire Wire Line
	6650 4650 6650 4350
Wire Wire Line
	6650 4350 6300 4350
Wire Wire Line
	6300 4350 6300 4400
Wire Wire Line
	6300 4350 5850 4350
Wire Wire Line
	5850 4350 5850 4650
Wire Wire Line
	5850 4650 4350 4650
Connection ~ 6300 4350
$EndSCHEMATC