# Diversity Controller ## Description Automatic 3-channel video switcher using 3 video sync separators and max4545 video switch. ## Project Details - **Owner:** robert - **Created:** 9/8/2021 - **Last Updated:** 11/12/2021 - **Visibility:** Public - **Forks:** 4 ## Key Components ### ? — [Nodemcu-12E ESP8266](https://www.flux.ai/jharwinbarrozo/nodemcu-12e-esp8266~5t.md) - Datasheet URL: https://components101.com/development-boards/nodemcu-esp8266-pinout-features-and-datasheet - Manufacturer Part Number: Nodemcu-12E ESP8266 **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~zf.md) - Saturation Current: 3.15e-7A - Series Resistance: 2.8Ω - Emission Coefficient: 2.03 - Breakdown Voltage: 70V **Pins:** - ANODE - CATHODE ### DC_IN — [Connector 01x02](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### 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](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### J2 — [Connector 01x02](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### J3 — [Connector 01x02](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### LED1 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 - Breakdown Voltage: 0V - Series Resistance: 0.42Ω **Pins:** - ANODE - CATHODE ### LED2 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Breakdown Voltage: 0V - Series Resistance: 0.42Ω - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 **Pins:** - ANODE - CATHODE ### LED3 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Series Resistance: 0.42Ω - Breakdown Voltage: 0V - Forward Voltage: 1.70 - Saturation Current: 93.2e-12A - Emission Coefficient: 3.73 **Pins:** - ANODE - CATHODE ### 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](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### OUT2 — [Connector 01x02](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### 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~gr.md) - Series Resistance: 0.42Ω - Breakdown Voltage: 0V - Emission Coefficient: 3.73 - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 **Pins:** - ANODE - CATHODE ### U1 — [LM1881M/NOPB](https://www.flux.ai/jharwinbarrozo/lm1881mnopb~8k.md) - Manufacturer Part Number: LM1881M/NOPB - 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 - Part Type: Integrated Circuit - Package or Case Code: SOT-553 **Pins:** - BPOUT - COMPOSITESYNCIN - CSYNCOUT - GND - OEOUT - RSET - VCC - VSOUT ### U2 — [LM1881M/NOPB](https://www.flux.ai/jharwinbarrozo/lm1881mnopb~8k.md) - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit - Package or Case Code: 8-SOIC - Manufacturer Part Number: LM1881M/NOPB - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm1881.pdf?HQS=dis-dk-null-digikeymode-dsf-pf-null-wwe&ts=1620670042940 **Pins:** - BPOUT - COMPOSITESYNCIN - CSYNCOUT - GND - OEOUT - RSET - VCC - VSOUT ### U3 — [LM1881M/NOPB](https://www.flux.ai/jharwinbarrozo/lm1881mnopb~8k.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 - Part Type: Integrated Circuit - Package or Case Code: 8-SOIC - Manufacturer Name: Texas Instruments **Pins:** - BPOUT - COMPOSITESYNCIN - CSYNCOUT - GND - OEOUT - RSET - VCC - VSOUT ### U4 — [MAX4545CAP+](https://www.flux.ai/jharwinbarrozo/max4545capplus~6w.md) - Manufacturer Name: Maxim Integrated - Datasheet URL: https://datasheets.maximintegrated.com/en/ds/MAX4545-MAX4547.pdf - Package or Case Code: 20-SSOP - Manufacturer Part Number: max4545cap+ - Part Type: Integrated Circuit **Pins:** - COM1 - COM2 - COM3 - COM4 - GND1 - GND2 - GND3 - GND4 - GND5 - GND6 - IN1 - IN2 - IN3 - IN4 - NO1 - NO2 - NO3 - NO4 - V- - V+ ### U7 — [LM1117IMP-5.0-NOPB](https://www.flux.ai/jharwinbarrozo/lm1117imp-50-nopb~ia.md) - Manufacturer Part Number: LM1117IMP-5.0-NOPB - Datasheet URL: https://www.ti.com/lit/ds/symlink/lm1117.pdf - Manufacturer Name: Texas Instruments - Part Type: Integrated Circuit - Package or Case Code: SOT223-4 - Manufacturer Part Number: LM1117IMPX-5.0/NOPB **Pins:** - GND - IN - OUT - OUT ### U8 — [LT6206CMS8PBF](https://www.flux.ai/jharwinbarrozo/lt6206cms8pbf~xh.md) - Manufacturer Part Number: LT6206CMS8#PBF - Manufacturer Name: Analog Devices Inc - Datasheet URL: https://www.analog.com/media/en/technical-documentation/data-sheets/620567fc.pdf - Package or Case Code: 8-MSOP - Part Type: Integrated Circuit **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/robert/diversity-controller~99](https://www.flux.ai/robert/diversity-controller~99).* --- *Generated from [https://www.flux.ai/robert/diversity-controller~99](https://www.flux.ai/robert/diversity-controller~99)*