From 8af209d478df663a4163fc0a29244c8abf2c1782 Mon Sep 17 00:00:00 2001 From: Blaise Thompson Date: Tue, 25 May 2021 14:32:49 -0500 Subject: bom --- README.md | 9 +++++++++ kicad/weather.sch | 28 ++++++++++++++-------------- kicad/weather.sch-bak | 28 +++++++++++++--------------- weather.pdf | Bin 40194 -> 39922 bytes 4 files changed, 36 insertions(+), 29 deletions(-) diff --git a/README.md b/README.md index 485ad82..e240502 100644 --- a/README.md +++ b/README.md @@ -37,9 +37,18 @@ PCB images generated with [tracespace](https://github.com/tracespace/tracespace) | C1 | 100u | Illinois Cap. | 107KXM025M | $0.25 | [DigiKey](https://www.digikey.com/en/products/detail/illinois-capacitor/107KXM025M/5410757?s=N4IgTCBcDaIIwAYDsBpAGgWQWArBkAugL5A) | | C2 | 10u | Yageo | CC1206KKX7R8BB106 | $0.25 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/CC1206KKX7R8BB106/5195365?s=N4IgTCBcDaIMJwIxgAwDYDSGAaB2ASgBwBCxi6IAugL5A) | | C3 | 22u | Yageo | CC1206MKX7R7BB226 | $0.75 | [DigiKey](https://www.digikey.com/en/products/detail/yageo/CC1206MKX7R7BB226/7071713?s=N4IgTCBcDaIMJwIxgAwDYCyBpAGgdgCU8AhYsMNEAXQF8g) | +| C4 | 1n | +| C5 | 1u | | D1, D2 | red LED | Lite-ON | LTST-C230KRKT | $0.50 | [DigiKey](https://www.digikey.com/en/products/detail/lite-on-inc/LTST-C230KRKT/386857?s=N4IgTCBcDaIDIBUDKCC0BhMBmADAaQCU8EQBdAXyA) | +| J1 | barrel jack | +| PS1 | VXO7805-500-M | | Q1, Q2 | MOSFET N-ENH | Diodes Inc. | 2N7002K-7 | $0.25 | [DigiKey](https://www.digikey.com/en/products/detail/diodes-incorporated/2N7002K-7/1934378?lang=en&s=N4IgTCBcDa4HIHYAMSwGkC0CQF0C%2BQA&site=us&x=17&y=13) [Mouser](https://www.mouser.com/ProductDetail/Diodes-Incorporated/2N7002K-7?qs=rGAXPo9uwV0%2Fp9r5KJ7huA%3D%3D) | +| R1, R2 | 1k | +| R3, R4, R7, R8 | 4.7k | +| R5 | 470k | +| R6, R9 | 1 | | U1 | BME280 breakout | Adafruit | 2652 | $20.00 | [Adafruit](https://www.adafruit.com/product/2652) [DigiKey]() | +| U2 | counter | TI | CD4060BM96 | $0.50 | All prices are extended. Assuming an order of 10 PCBs, the boards themselves should cost around $5 each. diff --git a/kicad/weather.sch b/kicad/weather.sch index e9e34f8..fd9ee6b 100644 --- a/kicad/weather.sch +++ b/kicad/weather.sch @@ -519,7 +519,7 @@ L Device:R_US R7 U 1 1 6081A7E5 P 4300 2250 F 0 "R7" H 4368 2296 50 0000 L CNN -F 1 "R_US" H 4368 2205 50 0000 L CNN +F 1 "4.7k" H 4368 2205 50 0000 L CNN F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 4340 2240 50 0001 C CNN F 3 "~" H 4300 2250 50 0001 C CNN 1 4300 2250 @@ -552,7 +552,7 @@ L Device:R_US R8 U 1 1 60836A20 P 3200 3500 F 0 "R8" V 3405 3500 50 0000 C CNN -F 1 "R_US" V 3314 3500 50 0000 C CNN +F 1 "4.7k" V 3314 3500 50 0000 C CNN F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 3240 3490 50 0001 C CNN F 3 "~" H 3200 3500 50 0001 C CNN 1 3200 3500 @@ -563,7 +563,7 @@ L Device:C C5 U 1 1 608374EB P 2350 3650 F 0 "C5" H 2465 3696 50 0000 L CNN -F 1 "C" H 2465 3605 50 0000 L CNN +F 1 "1u" H 2465 3605 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.33x1.80mm_HandSolder" H 2388 3500 50 0001 C CNN F 3 "~" H 2350 3650 50 0001 C CNN 1 2350 3650 @@ -611,17 +611,6 @@ Wire Notes Line 4750 4250 1000 4250 Wire Wire Line 2350 3500 2650 3500 -$Comp -L Device:R_US R9 -U 1 1 60872B34 -P 2650 3650 -F 0 "R9" H 2718 3696 50 0000 L CNN -F 1 "R_US" H 2718 3605 50 0000 L CNN -F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 2690 3640 50 0001 C CNN -F 3 "~" H 2650 3650 50 0001 C CNN - 1 2650 3650 - 1 0 0 -1 -$EndComp Connection ~ 2650 3500 Wire Wire Line 2650 3500 3050 3500 @@ -689,4 +678,15 @@ F 3 "~" H 1150 2150 50 0001 C CNN 1 1150 2150 -1 0 0 1 $EndComp +$Comp +L Device:R_US R9 +U 1 1 60872B34 +P 2650 3650 +F 0 "R9" H 2718 3696 50 0000 L CNN +F 1 "1M" H 2718 3605 50 0000 L CNN +F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 2690 3640 50 0001 C CNN +F 3 "~" H 2650 3650 50 0001 C CNN + 1 2650 3650 + 1 0 0 -1 +$EndComp $EndSCHEMATC diff --git a/kicad/weather.sch-bak b/kicad/weather.sch-bak index 94bc187..e9e34f8 100644 --- a/kicad/weather.sch-bak +++ b/kicad/weather.sch-bak @@ -5,7 +5,7 @@ $Descr USLetter 11000 8500 encoding utf-8 Sheet 1 1 Title "MQTT Weather Station" -Date "2021-04-12" +Date "2021-05-25" Rev "B" Comp "University of Wisconsin-Madison" Comment1 "Department of Chemistry" @@ -461,17 +461,6 @@ F 3 "~" H 1500 2150 50 0001 C CNN 1 1500 2150 1 0 0 -1 $EndComp -$Comp -L Device:R_US R5 -U 1 1 606F2A08 -P 1150 2150 -F 0 "R5" H 1082 2104 50 0000 R CNN -F 1 "100k" H 1082 2195 50 0000 R CNN -F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 1190 2140 50 0001 C CNN -F 3 "~" H 1150 2150 50 0001 C CNN - 1 1150 2150 - -1 0 0 1 -$EndComp Wire Wire Line 2150 1900 1500 1900 Wire Wire Line @@ -511,9 +500,7 @@ NoConn ~ 3550 2300 NoConn ~ 3550 2400 NoConn ~ 3550 2500 Text Notes 1050 1450 0 50 ~ 0 -AUTO-RESET TIMER\n(ONCE PER HOUR) -Text Notes 1150 2750 0 50 ~ 0 -T\n= 2.3 R5 C4\n= 0.23 seconds +AUTO-RESET TIMER\n(ONCE EVERY 2.5 HOUR) $Comp L CD4060BM96:CD4060BM96 U2 U 1 1 606E1341 @@ -691,4 +678,15 @@ Wire Wire Line Connection ~ 1500 2300 Wire Wire Line 1500 2300 1850 2300 +$Comp +L Device:R_US R5 +U 1 1 606F2A08 +P 1150 2150 +F 0 "R5" H 1082 2104 50 0000 R CNN +F 1 "470k" H 1082 2195 50 0000 R CNN +F 2 "Resistor_SMD:R_1206_3216Metric_Pad1.30x1.75mm_HandSolder" V 1190 2140 50 0001 C CNN +F 3 "~" H 1150 2150 50 0001 C CNN + 1 1150 2150 + -1 0 0 1 +$EndComp $EndSCHEMATC diff --git a/weather.pdf b/weather.pdf index 62df100..774d5bd 100644 Binary files a/weather.pdf and b/weather.pdf differ -- cgit v1.2.3