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EESchema Schematic File Version 2 date Mon Jul 25 06:12:44 2011
LIBS:power
LIBS:device
LIBS:74x1g07_4
LIBS:74x1g07_5
LIBS:74x1g08_5
LIBS:74x1g08_6
LIBS:74x1g07_6
EELAYER 24 0
EELAYER END
$Descr A4 11700 8267
Sheet 1 1
Title "Diode-less reset circuit for M1 RC4"
Date "25 jul 2011"
Rev ""
Comp "Werner Almesberger"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Text Notes 7650 750 0 100 ~ 20
SC-70
Wire Wire Line
6450 1750 8450 1750
Wire Wire Line
8450 1750 8450 1550
Wire Wire Line
8900 1850 8700 1850
Wire Wire Line
8700 1850 8700 2750
Wire Wire Line
8700 2750 8700 3400
Wire Wire Line
7050 750 7050 950
Wire Wire Line
9500 2500 9500 2400
Wire Wire Line
7900 2200 7900 2050
Connection ~ 6700 3400
Wire Wire Line
6700 3400 6700 1450
Connection ~ 8700 3400
Wire Wire Line
7900 3300 7900 3600
Wire Notes Line
5900 1550 6450 1550
Wire Notes Line
6450 1550 6450 3600
Wire Notes Line
11050 2400 10550 2400
Wire Notes Line
10550 2400 10550 3600
Wire Notes Line
10550 3600 11050 3600
Wire Notes Line
6450 3600 5900 3600
Wire Notes Line
11050 2250 10550 2250
Wire Notes Line
10550 2250 10550 1150
Wire Notes Line
10550 1150 11050 1150
Wire Wire Line
10550 3400 8700 3400
Wire Wire Line
8700 3400 6700 3400
Wire Wire Line
6700 3400 6450 3400
Wire Wire Line
7250 2750 7050 2750
Wire Wire Line
7050 2750 6450 2750
Wire Wire Line
8500 2750 8700 2750
Connection ~ 8700 2750
Wire Wire Line
7050 1450 7050 2750
Connection ~ 7050 2750
Wire Wire Line
10550 1850 10350 1850
Wire Wire Line
10350 1850 10150 1850
Wire Wire Line
9500 1200 9500 1300
Wire Wire Line
6700 950 6700 750
Wire Wire Line
1350 950 1350 750
Wire Wire Line
4150 1200 4150 1300
Wire Wire Line
4800 1850 5200 1850
Connection ~ 1700 2750
Wire Wire Line
1700 1450 1700 2750
Connection ~ 3350 2750
Wire Wire Line
3150 2750 3350 2750
Wire Wire Line
1900 2750 1700 2750
Wire Wire Line
1700 2750 1100 2750
Wire Wire Line
5200 3400 3350 3400
Wire Wire Line
3350 3400 1350 3400
Wire Wire Line
1350 3400 1100 3400
Wire Notes Line
5700 1150 5200 1150
Wire Notes Line
5200 1150 5200 2250
Wire Notes Line
5200 2250 5700 2250
Wire Notes Line
550 3600 1100 3600
Wire Notes Line
500 3800 11200 3800
Wire Notes Line
5800 500 5800 7050
Wire Notes Line
5700 3600 5200 3600
Wire Notes Line
5200 3600 5200 2400
Wire Notes Line
5200 2400 5700 2400
Wire Notes Line
1100 3600 1100 1550
Wire Notes Line
1100 1550 550 1550
Wire Wire Line
2550 3300 2550 3600
Wire Wire Line
3350 3400 3350 2750
Wire Wire Line
3350 2750 3350 1950
Wire Wire Line
3350 1950 3550 1950
Connection ~ 3350 3400
Wire Wire Line
1100 1750 3550 1750
Wire Wire Line
1350 1450 1350 3400
Connection ~ 1350 3400
Wire Wire Line
2550 2200 2550 2050
Wire Wire Line
4150 2500 4150 2400
Wire Wire Line
1700 750 1700 950
Wire Wire Line
10350 1850 10350 850
Connection ~ 10350 1850
Wire Wire Line
10350 850 8450 850
Wire Wire Line
1700 4050 1700 4250
Wire Wire Line
4150 5800 4150 5700
Wire Wire Line
2550 5500 2550 5350
Connection ~ 1350 6700
Wire Wire Line
1350 4750 1350 6700
Wire Wire Line
3550 5050 1100 5050
Connection ~ 3350 6700
Wire Wire Line
3550 5250 3350 5250
Wire Wire Line
3350 5250 3350 6050
Wire Wire Line
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Wire Wire Line
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Wire Notes Line
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Wire Notes Line
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Wire Notes Line
5700 5700 5200 5700
Wire Notes Line
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Wire Notes Line
5200 6900 5700 6900
Wire Notes Line
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Wire Notes Line
5700 5550 5200 5550
Wire Notes Line
5200 5550 5200 4450
Wire Notes Line
5200 4450 5700 4450
Wire Wire Line
1100 6700 1350 6700
Wire Wire Line
1350 6700 3350 6700
Wire Wire Line
3350 6700 5200 6700
Wire Wire Line
1100 6050 1700 6050
Wire Wire Line
1700 6050 1900 6050
Wire Wire Line
3150 6050 3350 6050
Connection ~ 3350 6050
Wire Wire Line
1700 4750 1700 6050
Connection ~ 1700 6050
Wire Wire Line
4800 5150 5200 5150
Wire Wire Line
4150 4500 4150 4600
Wire Wire Line
1350 4250 1350 4050
Wire Wire Line
8450 850 8450 1050
Text Notes 2850 4100 0 100 ~ 20
uQFN
Text Notes 2850 750 0 100 ~ 20
SC-70
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$EndComp
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F 0 "U?" H 2050 6500 60 0000 C CNN
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1 4150 5800
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$EndComp
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1 2550 5350
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Text Notes 1000 6100 2 60 ~ 0
INIT_B
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1 4150 4500
1 0 0 -1
$EndComp
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IO_L48N_1
Text Notes 5200 7000 0 60 ~ 0
U24
Text Notes 5300 6750 0 60 ~ 0
OUT
Text Notes 650 4800 0 60 ~ 0
U22
Text Notes 5300 5200 0 60 ~ 0
RP#
Text Notes 5200 4400 0 60 ~ 0
U9
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F 0 "U901" H 9200 2300 60 0000 C CNN
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$EndComp
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1 7050 1200
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1 6700 1200
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1 8450 1300
-1 0 0 -1
$EndComp
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1 7900 3600
1 0 0 -1
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1 9500 2500
1 0 0 -1
$EndComp
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1 6700 750
1 0 0 -1
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1 7050 750
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$EndComp
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1 7900 2050
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$EndComp
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INIT_B
Text Notes 6350 3450 2 60 ~ 0
PGM_B_2
$Comp
L +3.3V #PWR?
U 1 1 4E2C83BD
P 9500 1200
F 0 "#PWR?" H 9500 1160 30 0001 C CNN
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1 9500 1200
1 0 0 -1
$EndComp
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IO_L48N_1
Text Notes 10550 3700 0 60 ~ 0
U24
Text Notes 10650 3450 0 60 ~ 0
OUT
Text Notes 6000 1500 0 60 ~ 0
U22
Text Notes 10650 1900 0 60 ~ 0
RP#
Text Notes 10550 1100 0 60 ~ 0
U9
Text Notes 5200 1100 0 60 ~ 0
U9
Text Notes 5300 1900 0 60 ~ 0
RP#
Text Notes 650 1500 0 60 ~ 0
U22
Text Notes 5300 3450 0 60 ~ 0
OUT
Text Notes 5200 3700 0 60 ~ 0
U24
Text Notes 1000 1800 2 60 ~ 0
IO_L48N_1
$Comp
L +3.3V #PWR?
U 1 1 4E2C7EC3
P 4150 1200
F 0 "#PWR?" H 4150 1160 30 0001 C CNN
F 1 "+3.3V" H 4150 1310 60 0000 C CNN
1 4150 1200
1 0 0 -1
$EndComp
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PGM_B_2
Text Notes 1000 2800 2 60 ~ 0
INIT_B
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1 2550 2050
1 0 0 -1
$EndComp
$Comp
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1 1700 750
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$Comp
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F 0 "#PWR?" H 1350 710 30 0001 C CNN
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1 1350 750
1 0 0 -1
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$Comp
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F 1 "GND" H 4150 2430 30 0001 C CNN
1 4150 2500
1 0 0 -1
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$Comp
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P 2550 3600
F 0 "#PWR?" H 2550 3600 30 0001 C CNN
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1 2550 3600
1 0 0 -1
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-1 0 0 -1
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1 1700 1200
-1 0 0 -1
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F 0 "U901" H 3850 2300 60 0000 C CNN
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1 4250 1850
1 0 0 -1
$EndComp
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1 2450 2750
-1 0 0 -1
$EndComp
$EndSCHEMATC
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