veles_labs/iaq_sensor_wired
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Redesigned with RS485 transceiver in SOIC8 package.

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This commit is contained in:
David Žaitlík
2021-10-30 21:22:20 +02:00
parent 33b6d3a692
commit 8382658a42
19 changed files with 101105 additions and 23259 deletions
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50
PCB/iaq_wired_sensor.sch-bak
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@@ -1012,8 +1012,6 @@ Wire Wire Line
Connection ~ 4875 4475
Wire Wire Line
4475 4475 4875 4475
Text Notes 5625 3775 0 50 ~ 0
SN65HVD72DRBR
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L HD_Power_Symbols:+5V #PWR043
U 1 1 6023695C
@@ -1420,23 +1418,6 @@ F 14 "GRM188R61C106MA73D" H 4325 2450 50 0001 C CNN "Alt_Code"
1 0 0 -1
$EndComp
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L HD_Communication:THVD1450DRBR U6
U 1 1 60240D54
P 5575 4275
F 0 "U6" H 5825 4725 50 0000 C CNN
F 1 "THVD1450DRBR" H 5225 4725 50 0000 C CNN
F 2 "HD_SON:Texas_VSON8" H 5575 3625 50 0001 C CNN
F 3 "https://www.ti.com/lit/ds/symlink/thvd1410.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1612181475396" H 5575 4725 50 0001 C CNN
F 4 "Texas Instruments" H 5575 3525 50 0001 C CNN "Manufacturer"
F 5 "THVD1450DRBR" H 5575 3425 50 0001 C CNN "Code"
F 6 "296-THVD1450DRBRCT-ND" H 5575 3325 50 0001 C CNN "Digikey"
F 7 "595-THVD1450DRBR" H 5575 3225 50 0001 C CNN "Mouser"
F 8 "X" H 5575 3125 50 0001 C CNN "Farnell"
F 9 "X" H 5575 3025 50 0001 C CNN "TME"
1 5575 4275
-1 0 0 -1
$EndComp
$Comp
L HD_Capacitors:C0402_1uF_35V_X5R C11
U 1 1 6023F708
P 675 3150
@@ -1676,7 +1657,7 @@ U 1 1 614C72A3
P 4950 1950
F 0 "U3" H 4550 2750 50 0000 C CNN
F 1 "STM32L031G6U7" H 5450 2750 50 0000 C CNN
F 2 "MRS_QFN:QFN_28-4x4mm" H 4950 650 50 0001 C CNN
F 2 "HD_DFN_QFN:QFN-28_4x4mm_P0.5mm" H 4950 650 50 0001 C CNN
F 3 "https://www.st.com/resource/en/datasheet/stm32l031g6.pdf" H 5000 2700 50 0001 C CNN
F 4 "STMicroelectronics" H 4950 1950 50 0001 C CNN "Manufacturer"
F 5 "STM32L031G6U7" H 4950 1950 50 0001 C CNN "Code"
@@ -1995,10 +1976,10 @@ Wire Wire Line
Wire Wire Line
3950 6400 4450 6400
$Comp
L HD_Power_Symbols:VIN #PWR?
L HD_Power_Symbols:VIN #PWR0101
U 1 1 61BA4E54
P 950 1025
F 0 "#PWR?" H 950 875 50 0001 C CNN
F 0 "#PWR0101" H 950 875 50 0001 C CNN
F 1 "VIN" H 965 1198 50 0000 C CNN
F 2 "" H 950 1025 50 0001 C CNN
F 3 "" H 950 1025 50 0001 C CNN
@@ -2011,10 +1992,10 @@ Connection ~ 950 1075
Wire Wire Line
950 1075 900 1075
$Comp
L HD_Power_Symbols:VIN #PWR?
L HD_Power_Symbols:VIN #PWR0102
U 1 1 61BB58B8
P 6000 7100
F 0 "#PWR?" H 6000 6950 50 0001 C CNN
F 0 "#PWR0102" H 6000 6950 50 0001 C CNN
F 1 "VIN" V 6015 7227 50 0000 L CNN
F 2 "" H 6000 7100 50 0001 C CNN
F 3 "" H 6000 7100 50 0001 C CNN
@@ -2046,14 +2027,31 @@ F 3 "" H 6225 7275 50 0001 C CNN
1 0 0 -1
$EndComp
$Comp
L HD_Other:TAG_SN H1
L HD_Other:TAG_SN H2
U 1 1 61BC2E3B
P 6225 7400
F 0 "H1" H 6225 7500 50 0001 C CNN
F 0 "H2" H 6225 7500 50 0001 C CNN
F 1 "TAG_SN" H 6225 7600 50 0001 C CNN
F 2 "HD_Other:SERIAL_NUMBER_SPACE" H 6225 7300 50 0001 C CNN
F 3 "" H 6225 7400 50 0001 C CNN
1 6225 7400
1 0 0 -1
$EndComp
$Comp
L HD_Communication:MAX14781EESA+ U6
U 1 1 6178537F
P 5575 4275
F 0 "U6" H 5850 4725 50 0000 C CNN
F 1 "MAX14781EESA+" H 5250 4725 50 0000 C CNN
F 2 "HD_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 5575 3375 50 0001 C CNN
F 3 "https://datasheets.maximintegrated.com/en/ds/MAX14783E.pdf" H 5575 4325 50 0001 C CNN
F 4 "Maxim Integrated" H 5575 4275 50 0001 C CNN "Manufacturer"
F 5 "MAX14781EESA+" H 5575 4275 50 0001 C CNN "Code"
F 6 "MAX14781EESA+-ND" H 5575 4275 50 0001 C CNN "Digikey"
F 7 "700-MAX14781EESA+" H 5575 4275 50 0001 C CNN "Mouser"
F 8 "2511403" H 5575 4275 50 0001 C CNN "Farnell"
F 9 "XXX" H 5575 4275 50 0001 C CNN "TME"
1 5575 4275
-1 0 0 -1
$EndComp
$EndSCHEMATC