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path: root/hw/misc.sch
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EESchema Schematic File Version 2
LIBS:neo900
LIBS:powered
LIBS:bme280
LIBS:bmx055
LIBS:slg46531
LIBS:tmd2671
LIBS:gencon
LIBS:msl0104rgb
LIBS:nmosfet-gsd
LIBS:74x1g123
LIBS:74x1g74_6d
LIBS:74x2g07_6
LIBS:74x1g32_6
LIBS:fsa2866
LIBS:74x1g04_6
LIBS:101-00271-82
LIBS:lsf204rut
LIBS:txs4555rut
LIBS:ada4505-1acbz
LIBS:opt-mini-rf-tap
LIBS:tlv3691idpf
LIBS:tps61160drv
LIBS:dualbjt
LIBS:wl1837mod
LIBS:phs8-clean
LIBS:tsa5a22366
LIBS:xra1201
LIBS:pmosfet-gsd
LIBS:bb-xm-aux
LIBS:bb-xm-audio
LIBS:dualnmosfet
LIBS:xo-quad-en
LIBS:74x4051
LIBS:fuse
LIBS:two-way-jumper
LIBS:nx3v1g66_6
LIBS:dualpmosfet
LIBS:diode-3
LIBS:sp7538p
LIBS:r-array-8-2com
LIBS:slg46533v
EELAYER 26 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 12 25
Title "Misc"
Date "Intentionally Left Blank"
Rev ""
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Comment2 ""
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Comment4 "Xsheetnumber=15"
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F 4 "MF-RES-0402-18k" H 10  10  60  0001 C CNN "MPN"
	1    2400 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	2400 8100 2400 8200
Text GLabel 2200 7500 0    60   Input ~ 0
VMODEM
Wire Wire Line
	2200 7500 2400 7500
Wire Wire Line
	2400 7500 2400 7700
Text Notes 1800 7300 0    60   ~ 0
VMODEM is based on\nVSYS >= 3.5 V
$Comp
L LED-0603 D?
U 1 1 585A27C0
P 3600 8500
AR Path="/578AFF10/585A27C0" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A27C0" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A27C0" Ref="D1202"  Part="1" 
F 0 "D1202" V 3650 8700 50  0000 L CNN
F 1 "LTST-S270KxKT" V 3550 8700 50  0000 L CNN
F 2 "NeoFeet:LED_0603" H 3590 8290 65  0001 L TNN
F 3 "" H 3600 8500 60  0001 C CNN
	1    3600 8500
	0    1    -1   0   
$EndComp
Wire Wire Line
	3600 8800 3600 9500
$Comp
L R R1202
U 1 1 585A27CD
P 3600 7900
AR Path="/578AFF0C/585A27CD" Ref="R1202"  Part="1" 
AR Path="/578AFF12/585A27CD" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A27CD" Ref="R?"  Part="1" 
F 0 "R1202" V 3550 8000 50  0000 L CNN
F 1 "2.k7" H 3600 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 3630 8050 20  0001 C CNN
F 3 "" H 3600 7900 60  0001 C CNN
F 4 "MF-RES-0402-2.k7" H 10  10  60  0001 C CNN "MPN"
	1    3600 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	3600 8100 3600 8200
Text GLabel 3400 7500 0    60   Input ~ 0
DMIC_BIAS
Wire Wire Line
	3400 7500 3600 7500
Wire Wire Line
	3600 7500 3600 7700
$Comp
L LED-0603 D?
U 1 1 585A2925
P 4800 8500
AR Path="/578AFF10/585A2925" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A2925" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A2925" Ref="D1203"  Part="1" 
F 0 "D1203" V 4850 8700 50  0000 L CNN
F 1 "LTST-S270KxKT" V 4750 8700 50  0000 L CNN
F 2 "NeoFeet:LED_0603" H 4790 8290 65  0001 L TNN
F 3 "" H 4800 8500 60  0001 C CNN
	1    4800 8500
	0    1    -1   0   
$EndComp
$Comp
L R R1203
U 1 1 585A2932
P 4800 7900
AR Path="/578AFF0C/585A2932" Ref="R1203"  Part="1" 
AR Path="/578AFF12/585A2932" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A2932" Ref="R?"  Part="1" 
F 0 "R1203" V 4750 8000 50  0000 L CNN
F 1 "1k" H 4800 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 4830 8050 20  0001 C CNN
F 3 "" H 4800 7900 60  0001 C CNN
F 4 "MF-RES-0402-1k" H 10  10  60  0001 C CNN "MPN"
	1    4800 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	4800 8100 4800 8200
Text GLabel 4600 7500 0    60   Input ~ 0
1V8
Wire Wire Line
	4600 7500 4800 7500
Wire Wire Line
	4800 7500 4800 7700
$Comp
L LED-0603 D?
U 1 1 585A2A1F
P 6000 8500
AR Path="/578AFF10/585A2A1F" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A2A1F" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A2A1F" Ref="D1204"  Part="1" 
F 0 "D1204" V 6050 8700 50  0000 L CNN
F 1 "LTST-S270KxKT" V 5950 8700 50  0000 L CNN
F 2 "NeoFeet:LED_0603" H 5990 8290 65  0001 L TNN
F 3 "" H 6000 8500 60  0001 C CNN
	1    6000 8500
	0    1    -1   0   
$EndComp
Wire Wire Line
	6000 9500 6000 8800
$Comp
L R R1204
U 1 1 585A2A2C
P 6000 7900
AR Path="/578AFF0C/585A2A2C" Ref="R1204"  Part="1" 
AR Path="/578AFF12/585A2A2C" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A2A2C" Ref="R?"  Part="1" 
F 0 "R1204" V 5950 8000 50  0000 L CNN
F 1 "1k" H 6000 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 6030 8050 20  0001 C CNN
F 3 "" H 6000 7900 60  0001 C CNN
F 4 "MF-RES-0402-1k" H 10  10  60  0001 C CNN "MPN"
	1    6000 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	6000 8100 6000 8200
Text GLabel 5800 7500 0    60   Input ~ 0
VEXT
Wire Wire Line
	5800 7500 6000 7500
Wire Wire Line
	6000 7500 6000 7700
Text Notes 2900 7200 0    60   ~ 0
DMIC_BIAS >= 2 V
Text Notes 5500 7200 0    60   ~ 0
VEXT = 1.8 V
$Comp
L LED-0603 D?
U 1 1 585A2E9D
P 7200 8500
AR Path="/578AFF10/585A2E9D" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A2E9D" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A2E9D" Ref="D1205"  Part="1" 
F 0 "D1205" V 7250 8700 50  0000 L CNN
F 1 "LTST-S270KxKT" V 7150 8700 50  0000 L CNN
F 2 "NeoFeet:LED_0603" H 7190 8290 65  0001 L TNN
F 3 "" H 7200 8500 60  0001 C CNN
	1    7200 8500
	0    1    -1   0   
$EndComp
Wire Wire Line
	7200 9500 7200 8800
$Comp
L R R1205
U 1 1 585A2EAA
P 7200 7900
AR Path="/578AFF0C/585A2EAA" Ref="R1205"  Part="1" 
AR Path="/578AFF12/585A2EAA" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A2EAA" Ref="R?"  Part="1" 
F 0 "R1205" V 7150 8000 50  0000 L CNN
F 1 "12k" H 7200 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 7230 8050 20  0001 C CNN
F 3 "" H 7200 7900 60  0001 C CNN
F 4 "MF-RES-0402-12k" H 10  10  60  0001 C CNN "MPN"
	1    7200 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	7200 8100 7200 8200
Text GLabel 7000 7500 0    60   Input ~ 0
VGNSS
Wire Wire Line
	7000 7500 7200 7500
Wire Wire Line
	7200 7500 7200 7700
Text Notes 6600 7200 0    60   ~ 0
VGNSS = 3.05 V
$Comp
L LED-0603 D?
U 1 1 585A3684
P 8400 8500
AR Path="/578AFF10/585A3684" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A3684" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A3684" Ref="D1206"  Part="1" 
F 0 "D1206" V 8450 8700 50  0000 L CNN
F 1 "DNP" V 8350 8700 50  0000 L CNN
F 2 "NeoFeet:D_0603" H 8390 8290 65  0001 L TNN
F 3 "" H 8400 8500 60  0001 C CNN
	1    8400 8500
	0    1    -1   0   
$EndComp
$Comp
L R R1206
U 1 1 585A368A
P 8400 7900
AR Path="/578AFF0C/585A368A" Ref="R1206"  Part="1" 
AR Path="/578AFF12/585A368A" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A368A" Ref="R?"  Part="1" 
F 0 "R1206" V 8350 8000 50  0000 L CNN
F 1 "DNP" H 8400 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 8430 8050 20  0001 C CNN
F 3 "" H 8400 7900 60  0001 C CNN
F 4 "MF-RES-0402-DNP" H 10  10  60  0001 C CNN "MPN"
	1    8400 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	8400 8100 8400 8200
$Comp
L LED-0603 D?
U 1 1 585A3861
P 9600 8500
AR Path="/578AFF10/585A3861" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A3861" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A3861" Ref="D1207"  Part="1" 
F 0 "D1207" V 9650 8700 50  0000 L CNN
F 1 "DNP" V 9550 8700 50  0000 L CNN
F 2 "NeoFeet:D_0603" H 9590 8290 65  0001 L TNN
F 3 "" H 9600 8500 60  0001 C CNN
	1    9600 8500
	0    1    -1   0   
$EndComp
$Comp
L R R1207
U 1 1 585A3867
P 9600 7900
AR Path="/578AFF0C/585A3867" Ref="R1207"  Part="1" 
AR Path="/578AFF12/585A3867" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A3867" Ref="R?"  Part="1" 
F 0 "R1207" V 9550 8000 50  0000 L CNN
F 1 "DNP" H 9600 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 9630 8050 20  0001 C CNN
F 3 "" H 9600 7900 60  0001 C CNN
F 4 "MF-RES-0402-DNP" H 10  10  60  0001 C CNN "MPN"
	1    9600 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	9600 8100 9600 8200
$Comp
L LED-0603 D?
U 1 1 585A3B69
P 10800 8500
AR Path="/578AFF10/585A3B69" Ref="D?"  Part="1" 
AR Path="/578AFF32/585A3B69" Ref="D?"  Part="1" 
AR Path="/578AFF0C/585A3B69" Ref="D1208"  Part="1" 
F 0 "D1208" V 10850 8700 50  0000 L CNN
F 1 "DNP" V 10750 8700 50  0000 L CNN
F 2 "NeoFeet:D_0603" H 10790 8290 65  0001 L TNN
F 3 "" H 10800 8500 60  0001 C CNN
	1    10800 8500
	0    1    -1   0   
$EndComp
$Comp
L R R1208
U 1 1 585A3B6F
P 10800 7900
AR Path="/578AFF0C/585A3B6F" Ref="R1208"  Part="1" 
AR Path="/578AFF12/585A3B6F" Ref="R?"  Part="1" 
AR Path="/578AFF32/585A3B6F" Ref="R?"  Part="1" 
F 0 "R1208" V 10750 8000 50  0000 L CNN
F 1 "DNP" H 10800 7900 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 10830 8050 20  0001 C CNN
F 3 "" H 10800 7900 60  0001 C CNN
F 4 "MF-RES-0402-DNP" H 10  10  60  0001 C CNN "MPN"
	1    10800 7900
	0    1    1    0   
$EndComp
Wire Wire Line
	10800 8100 10800 8200
$Comp
L TEST-POINT-1.25 TP1203
U 1 1 585A3BD6
P 8400 7500
F 0 "TP1203" H 8390 7490 65  0001 L TNN
F 1 "DBG_1_P" H 8350 7500 60  0000 R CNN
F 2 "neo900-legacy:TP-1.25" H 8390 7290 65  0001 L TNN
F 3 "" H 8400 7500 60  0001 C CNN
	1    8400 7500
	1    0    0    -1  
$EndComp
$Comp
L TEST-POINT-1.25 TP1204
U 1 1 585A3C81
P 8300 9000
F 0 "TP1204" H 8290 8990 65  0001 L TNN
F 1 "DBG_1_M" H 8250 9000 60  0000 R CNN
F 2 "neo900-legacy:TP-1.25" H 8290 8790 65  0001 L TNN
F 3 "" H 8300 9000 60  0001 C CNN
	1    8300 9000
	1    0    0    -1  
$EndComp
Text GLabel 4600 9000 0    60   Input ~ 0
PWR_IND
Wire Wire Line
	4800 8800 4800 9000
Wire Wire Line
	4800 9000 4600 9000
Text Notes 4000 7300 0    60   ~ 0
PWR_IND is open drain,\npulled to 1.8 V
$Comp
L TEST-POINT-1.25 TP1205
U 1 1 585A4856
P 9600 7500
F 0 "TP1205" H 9590 7490 65  0001 L TNN
F 1 "DBG_2_P" H 9550 7500 60  0000 R CNN
F 2 "neo900-legacy:TP-1.25" H 9590 7290 65  0001 L TNN
F 3 "" H 9600 7500 60  0001 C CNN
	1    9600 7500
	1    0    0    -1  
$EndComp
$Comp
L TEST-POINT-1.25 TP1207
U 1 1 585A48C1
P 10800 7500
F 0 "TP1207" H 10790 7490 65  0001 L TNN
F 1 "DBG_3_P" H 10750 7500 60  0000 R CNN
F 2 "neo900-legacy:TP-1.25" H 10790 7290 65  0001 L TNN
F 3 "" H 10800 7500 60  0001 C CNN
	1    10800 7500
	1    0    0    -1  
$EndComp
$Comp
L TEST-POINT-1.25 TP1206
U 1 1 585A4A16
P 9500 9000
F 0 "TP1206" H 9490 8990 65  0001 L TNN
F 1 "DBG_2_M" H 9450 9000 60  0000 R CNN
F 2 "neo900-legacy:TP-1.25" H 9490 8790 65  0001 L TNN
F 3 "" H 9500 9000 60  0001 C CNN
	1    9500 9000
	1    0    0    -1  
$EndComp
$Comp
L TEST-POINT-1.25 TP1208
U 1 1 585A4B26
P 10700 9000
F 0 "TP1208" H 10690 8990 65  0001 L TNN
F 1 "DBG_3_M" H 10650 9000 60  0000 R CNN
F 2 "neo900-legacy:TP-1.25" H 10690 8790 65  0001 L TNN
F 3 "" H 10700 9000 60  0001 C CNN
	1    10700 9000
	1    0    0    -1  
$EndComp
Wire Wire Line
	8400 7700 8400 7500
Wire Wire Line
	9600 7700 9600 7500
Wire Wire Line
	10800 7700 10800 7500
Wire Wire Line
	8400 9500 8400 8800
Text Notes 4200 10000 0    60   ~ 0
LTST-S270KxKT colors (e.g., KRKT = red) to be selected later.
Text Notes 3600 6700 0    120  ~ 0
Hardware scrutiny LEDs
Text Notes 4200 10350 0    60   ~ 0
The debugging LEDs should be placed on the front edge of S2\n(top of LOWER), centered around the space bar.
Text Notes 8600 7200 0    60   ~ 0
For ad hoc assignment during testing.
$Comp
L R R1209
U 1 1 585ACB8E
P 2400 9800
AR Path="/578AFF0C/585ACB8E" Ref="R1209"  Part="1" 
AR Path="/578AFF12/585ACB8E" Ref="R?"  Part="1" 
AR Path="/578AFF32/585ACB8E" Ref="R?"  Part="1" 
F 0 "R1209" V 2350 9900 50  0000 L CNN
F 1 "0" H 2400 9800 50  0000 C CNN
F 2 "NeoFeet:R_0402" H 2430 9950 20  0001 C CNN
F 3 "" H 2400 9800 60  0001 C CNN
F 4 "MF-RES-0402-0" H 10  10  60  0001 C CNN "MPN"
	1    2400 9800
	0    1    1    0   
$EndComp
Wire Wire Line
	2400 10000 2400 10100
Wire Wire Line
	10800 9500 2400 9500
Connection ~ 2400 9500
Connection ~ 3600 9500
Connection ~ 6000 9500
Connection ~ 7200 9500
Wire Wire Line
	9600 8800 9600 9500
Connection ~ 8400 9500
Wire Wire Line
	10800 8800 10800 9500
Connection ~ 9600 9500
Wire Wire Line
	8300 9000 8400 9000
Connection ~ 8400 9000
Wire Wire Line
	9500 9000 9600 9000
Connection ~ 9600 9000
Wire Wire Line
	10700 9000 10800 9000
Connection ~ 10800 9000
Wire Notes Line
	8300 9200 10900 9200
Wire Notes Line
	10900 9200 10900 9300
Wire Notes Line
	10900 9300 8300 9300
Wire Notes Line
	8300 9300 8300 9200
Text Notes 11000 9300 0    60   ~ 0
Cuttable traces
Wire Notes Line
	8300 7350 8300 7250
Wire Notes Line
	8300 7250 10900 7250
Wire Notes Line
	10900 7250 10900 7350
$EndSCHEMATC