IronOS/TS100/KiCad/MCU_SubBoard.sch

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:stm32
LIBS:mma8652fc
LIBS:switches
LIBS:TS100-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 2
Title "TS100 Soldering Iron Schematic"
Date ""
Rev "2.46"
Comp ""
Comment1 ""
Comment2 ""
Comment3 "Converted by Ben V. Brown"
Comment4 "KiCad port of published schematic"
$EndDescr
$Comp
L STM32F103T8Ux U4
U 1 1 591D59BB
P 5600 3550
F 0 "U4" H 3200 4675 50  0000 L BNN
F 1 "STM32F103T8Ux" H 8000 4675 50  0000 R BNN
F 2 "Housings_DFN_QFN:QFN-36-1EP_6x6mm_Pitch0.5mm" H 8000 4625 50  0001 R TNN
F 3 "" H 5600 3550 50  0001 C CNN
F 4 "-" H 5600 3550 60  0001 C CNN "bom_partno"
	1    5600 3550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR206
U 1 1 591D5AD3
P 5600 4850
F 0 "#PWR206" H 5600 4600 50  0001 C CNN
F 1 "GND" H 5600 4700 50  0000 C CNN
F 2 "" H 5600 4850 50  0001 C CNN
F 3 "" H 5600 4850 50  0001 C CNN
	1    5600 4850
	1    0    0    -1  
$EndComp
$Comp
L C C30
U 1 1 591D5BA8
P 1450 4700
F 0 "C30" H 1475 4800 50  0000 L CNN
F 1 "103" H 1475 4600 50  0000 L CNN
F 2 "" H 1488 4550 50  0001 C CNN
F 3 "" H 1450 4700 50  0001 C CNN
	1    1450 4700
	1    0    0    -1  
$EndComp
$Comp
L R R23
U 1 1 591D5BDF
P 1700 4700
F 0 "R23" V 1780 4700 50  0000 C CNN
F 1 "15K" V 1700 4700 50  0000 C CNN
F 2 "" V 1630 4700 50  0001 C CNN
F 3 "" H 1700 4700 50  0001 C CNN
	1    1700 4700
	1    0    0    -1  
$EndComp
Wire Wire Line
	5800 4850 5800 4650
Wire Wire Line
	5600 4850 5600 4650
Wire Wire Line
	5700 4650 5700 4850
Connection ~ 5700 4850
Wire Wire Line
	5500 4850 5500 4650
Connection ~ 5600 4850
Wire Wire Line
	5400 4850 5400 4650
Connection ~ 5500 4850
Wire Wire Line
	3100 2950 1350 2950
Wire Wire Line
	1350 2950 1350 4850
Connection ~ 5400 4850
Wire Wire Line
	1450 4550 1450 3550
Wire Wire Line
	1450 3550 3100 3550
Wire Wire Line
	1350 4850 9000 4850
Connection ~ 1450 4850
Text HLabel 8100 4050 2    60   Input ~ 0
SWDIO
Text HLabel 8100 4150 2    60   Input ~ 0
SWCLK
Text HLabel 8100 3850 2    60   Input ~ 0
USB_D-
Text HLabel 8100 3950 2    60   Input ~ 0
USB_D+
Wire Wire Line
	1700 4550 1700 3750
Wire Wire Line
	1700 3750 3100 3750
Connection ~ 1700 4850
Text HLabel 8100 3650 2    60   Input ~ 0
K1
Text HLabel 8100 3550 2    60   Input ~ 0
nCR
Text HLabel 9000 3450 2    60   Input ~ 0
TMP36
Wire Wire Line
	5400 2350 5700 2350
Connection ~ 5500 2350
Connection ~ 5600 2350
$Comp
L VDD #PWR205
U 1 1 591D5F85
P 5550 2350
F 0 "#PWR205" H 5550 2200 50  0001 C CNN
F 1 "VDD" H 5550 2500 50  0000 C CNN
F 2 "" H 5550 2350 50  0001 C CNN
F 3 "" H 5550 2350 50  0001 C CNN
	1    5550 2350
	1    0    0    -1  
$EndComp
Connection ~ 5550 2350
Text HLabel 8100 3350 2    60   Input ~ 0
K2
$Comp
L C C29
U 1 1 591D61F5
P 9000 4700
F 0 "C29" H 9025 4800 50  0000 L CNN
F 1 "103" H 9025 4600 50  0000 L CNN
F 2 "" H 9038 4550 50  0001 C CNN
F 3 "" H 9000 4700 50  0001 C CNN
	1    9000 4700
	1    0    0    -1  
$EndComp
Connection ~ 5800 4850
Wire Wire Line
	9000 4550 9000 3450
Wire Wire Line
	9000 3450 8100 3450
Text HLabel 3100 4150 0    60   Input ~ 0
SCL
Text HLabel 3100 4250 0    60   Input ~ 0
SDA
Text HLabel 3100 3950 0    60   Input ~ 0
Po
Text HLabel 3100 3650 0    60   Input ~ 0
Vb
$Comp
L R R25
U 1 1 591D65E3
P 1950 2600
F 0 "R25" V 2030 2600 50  0000 C CNN
F 1 "15K" V 1950 2600 50  0000 C CNN
F 2 "" V 1880 2600 50  0001 C CNN
F 3 "" H 1950 2600 50  0001 C CNN
	1    1950 2600
	1    0    0    -1  
$EndComp
$Comp
L C C17
U 1 1 591D663E
P 1950 4700
F 0 "C17" H 1975 4800 50  0000 L CNN
F 1 "105" H 1975 4600 50  0000 L CNN
F 2 "" H 1988 4550 50  0001 C CNN
F 3 "" H 1950 4700 50  0001 C CNN
	1    1950 4700
	1    0    0    -1  
$EndComp
Wire Wire Line
	1950 4550 1950 2750
Wire Wire Line
	1950 2750 3100 2750
$Comp
L VDD #PWR201
U 1 1 591D66BF
P 1950 2450
F 0 "#PWR201" H 1950 2300 50  0001 C CNN
F 1 "VDD" H 1950 2600 50  0000 C CNN
F 2 "" H 1950 2450 50  0001 C CNN
F 3 "" H 1950 2450 50  0001 C CNN
	1    1950 2450
	1    0    0    -1  
$EndComp
$Comp
L MMA8652FC U3
U 1 1 591D6A94
P 3750 6350
F 0 "U3" H 3400 5950 60  0000 C CNN
F 1 "MMA8652FC" H 3950 5950 60  0000 C CNN
F 2 "" H 3550 6100 60  0001 C CNN
F 3 "" H 3550 6100 60  0000 C CNN
	1    3750 6350
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR204
U 1 1 591D6B9E
P 4650 6700
F 0 "#PWR204" H 4650 6450 50  0001 C CNN
F 1 "GND" H 4650 6550 50  0000 C CNN
F 2 "" H 4650 6700 50  0001 C CNN
F 3 "" H 4650 6700 50  0001 C CNN
	1    4650 6700
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 6600 4650 6600
Wire Wire Line
	4650 6400 4650 6700
Wire Wire Line
	4500 6400 4650 6400
Connection ~ 4650 6600
Wire Wire Line
	4500 6500 4650 6500
Connection ~ 4650 6500
$Comp
L VDD #PWR203
U 1 1 591D6DA1
P 4650 5900
F 0 "#PWR203" H 4650 5750 50  0001 C CNN
F 1 "VDD" H 4650 6050 50  0000 C CNN
F 2 "" H 4650 5900 50  0001 C CNN
F 3 "" H 4650 5900 50  0001 C CNN
	1    4650 5900
	1    0    0    -1  
$EndComp
Wire Wire Line
	4650 5900 4650 6200
Wire Wire Line
	4650 6100 4500 6100
Wire Wire Line
	4650 6200 4500 6200
Connection ~ 4650 6100
$Comp
L C C22
U 1 1 591D70DB
P 2250 6550
F 0 "C22" H 2275 6650 50  0000 L CNN
F 1 "104" H 2275 6450 50  0000 L CNN
F 2 "" H 2288 6400 50  0001 C CNN
F 3 "" H 2250 6550 50  0001 C CNN
	1    2250 6550
	1    0    0    -1  
$EndComp
Text HLabel 3050 6350 0    60   Input ~ 0
SDA
Text HLabel 3050 6250 0    60   Input ~ 0
SCL
Wire Wire Line
	2250 6400 2250 6100
Wire Wire Line
	2250 6100 3050 6100
$Comp
L GND #PWR202
U 1 1 591D735E
P 2250 6700
F 0 "#PWR202" H 2250 6450 50  0001 C CNN
F 1 "GND" H 2250 6550 50  0000 C CNN
F 2 "" H 2250 6700 50  0001 C CNN
F 3 "" H 2250 6700 50  0001 C CNN
	1    2250 6700
	1    0    0    -1  
$EndComp
$Comp
L C C18
U 1 1 591D7528
P 8200 5800
F 0 "C18" H 8225 5900 50  0000 L CNN
F 1 "105" H 8225 5700 50  0000 L CNN
F 2 "" H 8238 5650 50  0001 C CNN
F 3 "" H 8200 5800 50  0001 C CNN
	1    8200 5800
	1    0    0    -1  
$EndComp
$Comp
L C C19
U 1 1 591D75B9
P 8500 5800
F 0 "C19" H 8525 5900 50  0000 L CNN
F 1 "105" H 8525 5700 50  0000 L CNN
F 2 "" H 8538 5650 50  0001 C CNN
F 3 "" H 8500 5800 50  0001 C CNN
	1    8500 5800
	1    0    0    -1  
$EndComp
$Comp
L C C20
U 1 1 591D75EF
P 8800 5800
F 0 "C20" H 8825 5900 50  0000 L CNN
F 1 "105" H 8825 5700 50  0000 L CNN
F 2 "" H 8838 5650 50  0001 C CNN
F 3 "" H 8800 5800 50  0001 C CNN
	1    8800 5800
	1    0    0    -1  
$EndComp
$Comp
L C C25
U 1 1 591D7626
P 9100 5800
F 0 "C25" H 9125 5900 50  0000 L CNN
F 1 "104" H 9125 5700 50  0000 L CNN
F 2 "" H 9138 5650 50  0001 C CNN
F 3 "" H 9100 5800 50  0001 C CNN
	1    9100 5800
	1    0    0    -1  
$EndComp
$Comp
L C C21
U 1 1 591D7668
P 9400 5800
F 0 "C21" H 9425 5900 50  0000 L CNN
F 1 "105" H 9425 5700 50  0000 L CNN
F 2 "" H 9438 5650 50  0001 C CNN
F 3 "" H 9400 5800 50  0001 C CNN
	1    9400 5800
	1    0    0    -1  
$EndComp
Wire Wire Line
	8200 5950 9400 5950
Connection ~ 8500 5950
Connection ~ 8800 5950
Connection ~ 9100 5950
Wire Wire Line
	8200 5650 9400 5650
Connection ~ 9100 5650
Connection ~ 8800 5650
Connection ~ 8500 5650
$Comp
L GND #PWR208
U 1 1 591D78AD
P 8800 5950
F 0 "#PWR208" H 8800 5700 50  0001 C CNN
F 1 "GND" H 8800 5800 50  0000 C CNN
F 2 "" H 8800 5950 50  0001 C CNN
F 3 "" H 8800 5950 50  0001 C CNN
	1    8800 5950
	1    0    0    -1  
$EndComp
$Comp
L VDD #PWR207
U 1 1 591D78DF
P 8800 5650
F 0 "#PWR207" H 8800 5500 50  0001 C CNN
F 1 "VDD" H 8800 5800 50  0000 C CNN
F 2 "" H 8800 5650 50  0001 C CNN
F 3 "" H 8800 5650 50  0001 C CNN
	1    8800 5650
	1    0    0    -1  
$EndComp
Text Label 3050 6600 2    60   ~ 0
ACC_INT2
Text Label 3050 6500 2    60   ~ 0
ACC_INT1
Text Label 3100 3850 2    60   ~ 0
ACC_INT2
Text Label 3100 4050 2    60   ~ 0
ACC_INT1
$EndSCHEMATC