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Title
Number RevisionSizeA3
Date: 2014-01-24 Sheet ofFile: C:\Users\..\miniLOG_REV2.SchDoc Drawn By:
GND
VCC
1 23 45 6
ICSP
Header 3X2
VCC
GND
MOSIMISO
RESETSCK
RESET
MOSIMISOSCK
100nF
C2
GND
RXDTXD
GND
100nF
C1
100nFC10
GND
GND
18K 1%
R10
2K 1%R16
GND
ADC1 ADC2
ADC1ADC2
GND
CS-SD
SCKMISOMOSI
12 Y1
XTAL
100nFC6
Q1
AP2303GN
GND
ADC3S2
SW-PB
VCC16
Q1 1
Q2 2
Q3 3
Q4 4
Q5 5
Q6 6
Q7 7GND8
Q7S9MR10SHCP11 STCP12
OE13
DS14Q0 15
U4
74HC595
D1
SS24
GND
ADC3STCPSHCPDS
CS-ADCCS-SDSD-DET
VCC
150RR12
150RR13
150RR14
150RR15
GND
VCC
VCC
GNDDSSTCPSHCP
10KR1SD-DET
VCC
10K
R7
10K
R18
GND
SW1
SW2
V-SER
47KR3
47KR4
GND
GND
BT1AA R6
GND
SW1SW2
VIN6 SW 1
GND2EN3
VFB 4VOUT 5
U2
MCP1624
4.7uH
L1
4.7uFC3
GND
1M 1%R2
510K 1%R5
GND
10uF
C5
GND
D2 D3 D4 D5
D14 D15 D16 D17
D13
D9D8D7D6
D10 D11 D12
VREF
VREF
VREF
12345
UART
Header 5
GND
RXDTXD
S3
SW-PB
1R 1%
R9
100nFC7
miniLOG - Precision Standalone Data Logger - copyright Jakub Felcenloben 2013
REV. 2Open Source Hardware - Creative Commons Attribution-ShareAlike
timecircuits.blogspot.com
1 2 3 4 5 6 7 8 9 10
P1
GND
VCC
V-SER
PC6 (RESET/PCINT14)29PD0 (RXD/PCINT16)30 PD1 (TXD/PCINT17)31 PD2 (INT0/PCINT18)32PD4 (PCINT20/XCK/T0)2
VCC 6
GND 5PB6 (PCINT6/XTAL1/TOSC1)7 PB7 (PCINT7/XTAL2/TOSC2)8
PD5 (PCINT21/OC0B/T1)9 PD6 (PCINT22/OC0A/AIN0)10 PD7 (PCINT23/AIN1)11PB0 (PCINT0/CLKO/ICP1)12 PB1 (PCINT1/OC1A)13 PB2 (PCINT2/SS/OC1B)14 PB3 (PCINT3/OC2A/MOSI)15 PB4 (PCINT4/MISO)16 PB5 (SCK/PCINT5)17
AVCC 18AREF 20
GND 21
PC0 (ADC0/PCINT8)23 PC1 (ADC1/PCINT9)24 PC2 (ADC2/PCINT10)25 PC3 (ADC3/PCINT11)26 PC4 (ADC4/SDA/PCINT12)27 PC5 (ADC5/SCL/PCINT13)28
GND 3
VCC 4ADC619 ADC722
PD3 (PCINT19/OC2B/INT1)1
U1
ATmega328P-AU
2K 1%R17
2K 0.1%R8 18K 1%
R1118K 0.1%R6
100nFC13
100nFC14 100nF
C12
100nF
C11
S1
SW-SPST
3
IN1 OUT 2
VSSU3
MCP1525T-I/TT
GND
4.7uFC8
100nFC9
VCC
GND
VREF1
IN+2IN-3
VSS 4
CS/SHDN5
DOUT 6
CLK7
VDD8
U5
MCP3201-CI/SNVCC
CS-ADCSCK
MISO
10uFC4
VCC
CS1DI2
VSS13
VDD4
SCK5
VSS26
DO7
CD8WP9
GND211
GND110
SD1
SD Card
10KR19SD-WP
SD-WP
V-BAT
V-BAT
123
P2
Arduino compatible AVR
ADC inputs
SD Card
ATTEND 104C-TAA0-R push-pull connector
3 microcontroller ADC channels with 1% voltage divider resistors (ADC1=V1/10 etc.)
User interface
KEYSTONE 2460RB connector
CANAL ELECTRONIC SS008B-02P-22 switch DC-DC boost converter
outputs 3.6V
Analog circuitry
16 red 0603 LEDs for interval time and mode indication
The LEDs are multiplexed using a 74HC595 8-bit shift register
2.5V voltage reference with initialtolerance of ±1% (max.) and temperature stability of±50 ppm/°C (max.)
Degson Electronics spring terminals
Current measuring shunt resistor (R9)
12-bit ADC; ±1 LSB max DNL; SPI Interface
PIBT101
PIBT102COBT1
PIC101 PIC102
COC1
PIC201 PIC202
COC2
PIC301
PIC302COC3
PIC401
PIC402COC4
PIC501
PIC502COC5
PIC601
PIC602
COC6
PIC701
PIC702COC7 PIC801
PIC802COC8
PIC901
PIC902COC9
PIC1001
PIC1002COC10
PIC1101PIC1102
COC11
PIC1201
PIC1202COC12
PIC1301
PIC1302COC13
PIC1401
PIC1402COC14
PID101 PID102
COD1
PID201PID202COD2 PID301
PID302COD3 PID401
PID402COD4 PID501
PID502COD5
PID601PID602COD6 PID701
PID702COD7 PID801
PID802COD8 PID901
PID902COD9
PID1001PID1002COD10 PID1101
PID1102COD11 PID1201
PID1202COD12 PID1301
PID1302COD13
PID1401PID1402COD14 PID1501
PID1502COD15 PID1601
PID1602COD16 PID1701
PID1702COD17
PIICSP01 PIICSP02
PIICSP03 PIICSP04
PIICSP05 PIICSP06
COICSPPIL101 PIL102
COL1
PIP101 PIP102 PIP103 PIP104 PIP105 PIP106 PIP107 PIP108 PIP109 PIP1010
COP1
PIP201
PIP202
PIP203
COP2 PIQ101
PIQ102
PIQ103COQ1
PIR101 PIR102COR1
PIR201
PIR202
COR2PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501
PIR502COR5
PIR601
PIR602COR6
PIR701PIR702COR7
PIR801PIR802COR8PIR901PIR902
COR9PIR1001PIR1002
COR10PIR1101PIR1102
COR11
PIR1201
PIR1202
COR12PIR1301
PIR1302
COR13PIR1401
PIR1402
COR14PIR1501
PIR1502
COR15
PIR1601
PIR1602
COR16PIR1701
PIR1702
COR17
PIR1801PIR1802COR18
PIR1901 PIR1902
COR19
PIS101 PIS102
COS1
PIS201 PIS202
COS2
PIS301 PIS302
COS3
PISD101
PISD102
PISD103
PISD104
PISD105
PISD106
PISD107
PISD108
PISD109
PISD1010
PISD1011
COSD1
PIU101
PIU102
PIU103
PIU104
PIU105
PIU106
PIU107
PIU108
PIU109
PIU1010
PIU1011
PIU1012
PIU1013
PIU1014
PIU1015
PIU1016
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022
PIU1023
PIU1024
PIU1025
PIU1026
PIU1027
PIU1028
PIU1029
PIU1030
PIU1031
PIU1032
COU1
PIU201
PIU202
PIU203
PIU204
PIU205
PIU206
COU2
PIU301 PIU302
PIU303 COU3
PIU401
PIU402
PIU403
PIU404
PIU405
PIU406
PIU407PIU408
PIU409
PIU4010
PIU4011
PIU4012
PIU4013
PIU4014
PIU4015
PIU4016
COU4
PIU501
PIU502
PIU503
PIU504
PIU505
PIU506
PIU507
PIU508
COU5
PIUART01
PIUART02
PIUART03
PIUART04
PIUART05
COUART
PIY101PIY102COY1
PIR1001PIR1601
PIU1023
NLADC1PIR1101
PIR1701
PIU1024
NLADC2
PIC1201
PIP109 PIP1010
PIR901
PIU1025
NLADC3
PIU1014
PIU505
NLCS0ADC
PISD101
PIU1013
NLCS0SD
PIU1028
PIU4014NLDS
PIBT102
PIC101
PIC201
PIC301PIC401PIC501 PIC601
PIC701PIC801PIC901
PIC1001
PIC1102
PIC1202PIC1301 PIC1402
PIICSP06
PIP101 PIP102
PIR402PIR501
PIR701
PIR802PIR902
PIR1602 PIR1702
PIR1801
PISD103
PISD106
PISD1010
PISD1011
PIU103
PIU105
PIU1021
PIU202
PIU303
PIU408
PIU4013
PIU503
PIU504
PIUART02
PIICSP01
PISD107
PIU1016
PIU506
NLMISO
PIICSP04
PISD102
PIU1015
NLMOSI
PIC102 PIU108
PIY102
PIC202
PIU107
PIY101PIC302
PIL101
PIS102
PIU203
PIU206
PIC502PIQ101
PIR201 PIR301PIU205
PIC1101
PIP103 PIP104
PIR602
PIC1302
PIP105 PIP106
PIR1002
PIC1401
PIP107 PIP108
PIR1102
PID201 PID301 PID401 PID501
PIU4015
PID202
PID602
PID1002
PID1402PIR1201
PID302
PID702
PID1102
PID1502PIR1301
PID402
PID802
PID1202
PID1602PIR1401
PID502
PID902
PID1302
PID1702PIR1501
PID601 PID701 PID801 PID901PIU401
PID1001 PID1101 PID1201 PID1301
PIU402
PID1401 PID1501 PID1601 PID1701
PIU403
PIL102
PIU201
PIP201 PIU109
PIP202 PIU1010
PIP203 PIU1011
PIQ102PIR302PIR401
PIR102PISD108
PIR202PIR502
PIU204
PIR601PIR801PIU502
PIR1202
PIU404
PIR1302
PIU405
PIR1402
PIU406
PIR1502
PIU407
PIR1902PISD109
PIU1032
PIU409
PIICSP05
PIU1029
NLRESET
PIU1031
PIUART03NLRXD
PIICSP03
PISD105
PIU1017
PIU507
NLSCK
PIR101
PIU1012
NLSD0DET
PIR1901
PIU1022
NLSD0WP
PIU1027
PIU4011NLSHCP
PIU1026
PIU4012NLSTCP
PIR702PIS202
PIU102
NLSW1
PIR1802PIS302
PIU101
NLSW2
PIU1030
PIUART04NLTXD
PIBT101 PIC402PIS101
PIU1019
PID101
PIUART01
PIC602
PIC702PIC902
PIC1002
PID102
PIICSP02
PIQ103
PIS201
PIS301
PISD104
PIU104
PIU106
PIU1018
PIU301
PIU4010
PIU4016
PIU508
PIUART05
PIC802
PIU1020
PIU302
PIU501
