# Diversity Controller ## Description Automatic 3-channel video switcher using 3 video sync separators and max4545 video switch. ## Project Details - **Owner:** lindsayh - **Created:** 2/16/2022 - **Last Updated:** 3/1/2022 - **Visibility:** Public - **Forks:** 4 ## Key Components ### ? — [Nodemcu-12E ESP8266](https://www.flux.ai/jharwinbarrozo/nodemcu-12e-esp8266.md) - Manufacturer Part Number: Nodemcu-12E ESP8266 - Datasheet URL: https://components101.com/development-boards/nodemcu-esp8266-pinout-features-and-datasheet **Pins:** - 3V3 - 3V3 - 3V3 - A0 - CLK - CMD - D0 - D1 - D2 - D3 - D4 - D5 - D6 - D7 - D8 - EN - GND - GND - GND - GND - RST - RSV - RSV - RX - SD0 - SD1 - SD2 - SD3 - TX - Vin ### 12V — Label **Pins:** - P1 - P2 ### 12V — Label **Pins:** - P1 - P2 ### BPOUT1 — Label **Pins:** - P1 - P2 ### BPOUT1 — Label **Pins:** - P1 - P2 ### BPOUT2 — Label **Pins:** - P1 - P2 ### BPOUT2 — Label **Pins:** - P1 - P2 ### BPOUT3 — Label **Pins:** - P1 - P2 ### BPOUT3 — Label **Pins:** - P1 - P2 ### D1 — [Schottky Diode](https://www.flux.ai/lwcassid/schottky-diode.md) - Saturation Current: 3.15e-7A - Series Resistance: 2.8Ω - Emission Coefficient: 2.03 - Breakdown Voltage: 70V **Pins:** - ANODE - CATHODE ### DC_IN — [Connector 01x02 Vertical](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical.md) - Part Type: Connector **Pins:** - P1 - P2 ### IN1 — Label **Pins:** - P1 - P2 ### IN1 — Label **Pins:** - P1 - P2 ### IN1 — Label **Pins:** - P1 - P2 ### IN2 — Label **Pins:** - P1 - P2 ### IN2 — Label **Pins:** - P1 - P2 ### IN2 — Label **Pins:** - P1 - P2 ### IN3 — Label **Pins:** - P1 - P2 ### IN3 — Label **Pins:** - P1 - P2 ### IN3 — Label **Pins:** - P1 - P2 ### J1 — [Connector 01x02 Vertical](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical.md) - Part Type: Connector **Pins:** - P1 - P2 ### J2 — [Connector 01x02 Vertical](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical.md) - Part Type: Connector **Pins:** - P1 - P2 ### J3 — [Connector 01x02 Vertical](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical.md) - Part Type: Connector **Pins:** - P1 - P2 ### LED1 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Emission Coefficient: 3.73 - Breakdown Voltage: 0V - Saturation Current: 93.2e-12A - Series Resistance: 0.42Ω - Forward Voltage: 1.70 **Pins:** - A - K ### LED2 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Series Resistance: 0.42Ω - Forward Voltage: 1.70 - Saturation Current: 93.2e-12A - Breakdown Voltage: 0V - Emission Coefficient: 3.73 **Pins:** - A - K ### LED3 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Saturation Current: 93.2e-12A - Series Resistance: 0.42Ω - Forward Voltage: 1.70 - Emission Coefficient: 3.73 - Breakdown Voltage: 0V **Pins:** - A - K ### N01 — Label **Pins:** - P1 - P2 ### N02 — Label **Pins:** - P1 - P2 ### N03 — Label **Pins:** - P1 - P2 ### NO1 — Label **Pins:** - P1 - P2 ### NO2 — Label **Pins:** - P1 - P2 ### NO3 — Label **Pins:** - P1 - P2 ### OUT1 — [Connector 01x02 Vertical](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical.md) - Part Type: Connector **Pins:** - P1 - P2 ### OUT2 — [Connector 01x02 Vertical](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical.md) - Part Type: Connector **Pins:** - P1 - P2 ### PREVOUT — Label **Pins:** - P1 - P2 ### PREVOUT — Label **Pins:** - P1 - P2 ### PREVOUT — Label **Pins:** - P1 - P2 ### PREVOUT — Label **Pins:** - P1 - P2 ### PWR — [LED](https://www.flux.ai/jharwinbarrozo/led-tht.md) - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 - Series Resistance: 0.42Ω - Emission Coefficient: 3.73 - Breakdown Voltage: 0V **Pins:** - A - K ### U1 — [LM1881M/NOPB](https://www.flux.ai/jharwinbarrozo/lm1881mnopb.md) - Part Type: Integrated Circuit - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm1881.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1620670042940 - Manufacturer Name: Texas Instruments - Manufacturer Part Number: LM1881M/NOPB - Package or Case Code: SOT-553 **Pins:** - BPOUT - COMPOSITESYNCIN - CSYNCOUT - GND - OEOUT - RSET - VCC - VSOUT ### U2 — [LM1881M/NOPB](https://www.flux.ai/jharwinbarrozo/lm1881mnopb.md) - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm1881.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1620670042940 - Manufacturer Part Number: LM1881M/NOPB - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit - Package or Case Code: 8-SOIC **Pins:** - BPOUT - COMPOSITESYNCIN - CSYNCOUT - GND - OEOUT - RSET - VCC - VSOUT ### U3 — [LM1881M/NOPB](https://www.flux.ai/jharwinbarrozo/lm1881mnopb.md) - Manufacturer Part Number: LM1881M/NOPB - Manufacturer Name: Texas Instruments - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm1881.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1620670042940 - Part Type: Integrated Circuit - Package or Case Code: 8-SOIC **Pins:** - BPOUT - COMPOSITESYNCIN - CSYNCOUT - GND - OEOUT - RSET - VCC - VSOUT ### U7 — [LM1117IMP-5.0-NOPB](https://www.flux.ai/jharwinbarrozo/lm1117imp-50-nopb.md) - Part Type: Integrated Circuit - Manufacturer Part Number: LM1117IMPX-5.0/NOPB - Package or Case Code: SOT223-4 - Manufacturer Name: Texas Instruments - Manufacturer Part Number: LM1117IMP-5.0-NOPB - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm1117.pdf **Pins:** - GND - IN - OUT1 - OUT2 ### U8 — [LT6206CMS8PBF](https://www.flux.ai/jharwinbarrozo/lt6206cms8pbf.md) - Package or Case Code: 8-MSOP - Manufacturer Name: Analog Devices Inc - Manufacturer Part Number: LT6206CMS8#PBF - Part Type: Integrated Circuit - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/620567fc.pdf **Pins:** - -INA - -INB - +INA - +INB - OUTA - OUTB - V- - V+ ### VOUT1 — Label **Pins:** - P1 - P2 ### VOUT1 — Label **Pins:** - P1 - P2 ### VOUT2 — Label **Pins:** - P1 - P2 ### VOUT2 — Label **Pins:** - P1 - P2 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/lindsayh/diversity-controller](https://www.flux.ai/lindsayh/diversity-controller).* --- *Generated from [https://www.flux.ai/lindsayh/diversity-controller](https://www.flux.ai/lindsayh/diversity-controller)*