# Esp32 ## Description Welcome to your new project. Imagine what you can build here. ## Project Details - **Owner:** lamthientieu - **Created:** 4/29/2026 - **Last Updated:** 5/28/2026 - **Visibility:** Public - **Copies:** 3 ## Key Components ### D_RS485 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - JLCPCB Part Class: Extended Part - Role: Protection - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html - Role Details: SMBJ15CA bidirectional TVS across RS485 A+ and B- - Manufacturer Part Number: SMBJ15CA-TR - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI - LCSC Part Number: C133673 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - Manufacturer Name: ST(意法半导体) - Part Type: TVS **Pins:** - 1 [pin 1] - 2 [pin 2] ### D101 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - Role: Protection - Part Type: TVS - Manufacturer Name: ST(意法半导体) - LCSC Part Number: C133673 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI - Manufacturer Part Number: SMBJ15CA-TR - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html - Role Details: TVS từ RS2321_TX_OUT về RS2321_GNDISO - JLCPCB Part Class: Extended Part **Pins:** - 1 [pin 1] - 2 [pin 2] ### D102 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - LCSC Part Number: C133673 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI - Part Type: TVS - Manufacturer Name: ST(意法半导体) - Role Details: TVS từ RS2321_RX_IN về RS2321_GNDISO - Role: Protection - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SMBJ15CA-TR - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html **Pins:** - 1 [pin 1] - 2 [pin 2] ### D201 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - Manufacturer Name: ST(意法半导体) - Part Type: TVS - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI - Role Details: TVS từ RS2322_TX_OUT về RS2322_GNDISO - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - LCSC Part Number: C133673 - Role: Protection - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html - Manufacturer Part Number: SMBJ15CA-TR - JLCPCB Part Class: Extended Part **Pins:** - 1 [pin 1] - 2 [pin 2] ### D202 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - Role: Protection - Manufacturer Part Number: SMBJ15CA-TR - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html - JLCPCB Part Class: Extended Part - Role Details: TVS từ RS2322_RX_IN về RS2322_GNDISO - Part Type: TVS - Manufacturer Name: ST(意法半导体) - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - LCSC Part Number: C133673 - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI **Pins:** - 1 [pin 1] - 2 [pin 2] ### D301 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SMBJ15CA-TR - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html - LCSC Part Number: C133673 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - Role: Protection - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI - Part Type: TVS - Role Details: TVS từ RS2323_TX_OUT về RS2323_GNDISO - Manufacturer Name: ST(意法半导体) **Pins:** - 1 [pin 1] - 2 [pin 2] ### D302 — [SMBJ15CA-TR](https://www.flux.ai/lcsc/smbj15ca-tr~i4a.md) - Manufacturer Part Number: SMBJ15CA-TR - Role: Protection - Product Info Url: https://lcsc.com/product-detail/TVS_STMicroelectronics_SMBJ15CA-TR_SMBJ15CA-TR_C133673.html - Role Details: TVS từ RS2323_RX_IN về RS2323_GNDISO - JLCPCB Part Class: Extended Part - Part Type: TVS - Manufacturer Name: ST(意法半导体) - LCSC Part Number: C133673 - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_STMicroelectronics-SMBJ15CA-TR_C133673.pdf - Package or Case Code: SMB_L4.3-W3.6-LS5.4-BI **Pins:** - 1 [pin 1] - 2 [pin 2] ### FB_RS485_A — [MMZ2012S102AT000](https://www.flux.ai/jecstronic/mmz2012s102at000~26y.md) - Datasheet URL: https://product.tdk.com/en/system/files?file=dam/doc/product/emc/emc/beads/catalog/beads_commercial_signal_mmz2012_en.pdf - Manufacturer Name: TDK Corporation - Role Details: Optional DNP 0805 ferrite bead footprint on RS485 A+ line; stuff 0Ω link/ferrite if needed - Part Type: Ferrite Bead - License: https://creativecommons.org/licenses/by/4.0/ - Role: Optional Filter - Manufacturer Part Number: MMZ2012S102AT000 **Pins:** - 1 [pin 1] - 2 [pin 2] ### FB_RS485_B — [MMZ2012S102AT000](https://www.flux.ai/jecstronic/mmz2012s102at000~26y.md) - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Ferrite Bead - Manufacturer Part Number: MMZ2012S102AT000 - Role Details: Optional DNP 0805 ferrite bead footprint on RS485 B- line; stuff 0Ω link/ferrite if needed - Datasheet URL: https://product.tdk.com/en/system/files?file=dam/doc/product/emc/emc/beads/catalog/beads_commercial_signal_mmz2012_en.pdf - Manufacturer Name: TDK Corporation - Role: Optional Filter **Pins:** - 1 [pin 1] - 2 [pin 2] ### J_DWIN — [FFC2B35-10-G](https://www.flux.ai/adrian95/ffc2b35-10-g~kw1.md) - Manufacturer Name: GCT - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: FFC2B35-10-G - Part Type: Connector - Datasheet URL: https://gct.co/files/specs/0.5mm-ffc-spec.pdf **Pins:** - 1 [pin 1] - 10 [pin 10] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] - 7 [pin 7] - 8 [pin 8] - 9 [pin 9] ### J_LCD_GPIO — [Pin Header 01x16 2.54mm Vertical](https://www.flux.ai/vasy_skral/pin-header-01x16-2p54mm-vertical~1qc.md) - Part Type: Connector - Role: Connector - Role Details: LCD/GPIO expansion header: GND, 3V3, 5V, UART, SPI, LCD control, I2C, touch IRQ, GND - License: https://creativecommons.org/licenses/by/4.0/ **Pins:** - Pin_1 [pin 1] - Pin_10 [pin 10] - Pin_11 [pin 11] - Pin_12 [pin 12] - Pin_13 [pin 13] - Pin_14 [pin 14] - Pin_15 [pin 15] - Pin_16 [pin 16] - Pin_2 [pin 2] - Pin_3 [pin 3] - Pin_4 [pin 4] - Pin_5 [pin 5] - Pin_6 [pin 6] - Pin_7 [pin 7] - Pin_8 [pin 8] - Pin_9 [pin 9] ### J_PWR — [KF128-5.08-2P-AA](https://www.flux.ai/lcsc/kf128-5p08-2p-aa~0pbi.md) - Current Rating: 24A - Connector Gender: Female - JLCPCB Part Class: Extended Part - Role: Power Input - Part Type: Screw terminal - Manufacturer Name: KEFA(科发) - LCSC Part Number: C474952 - Manufacturer Part Number: KF128-5.08-2P-AA - Package or Case Code: CONN-TH_P5.08_KF128-5.08-2P - Connector Rows: 1 - Connector Type: Screw terminal - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-2P_C474952.html - Operating Temperature: -40℃~+105℃ - Connector Positions: 2 - Role Details: EXT 5V mainboard input; Pin 1 = 5V, Pin 2 = GND. Green 2-position KF128-5.08 screw terminal matching RS232 connector style. - Connector Pitch: 5.08mm - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-2P-AA_C474952.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] ### J_RS485 — [KF128-5.08-3P-AA](https://www.flux.ai/lcsc/kf128-5p08-3p-aa~wbwy.md) - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-3P_C474953.html - JLCPCB Part Class: Extended Part - Role: Connector - Connector Pitch: 5.08mm - Connector Rows: 1 - Voltage Rating: 250V - Part Type: Screw terminal - Role Details: RS485 terminal pinout: 1 A+, 2 B-, 3 GND - Operating Temperature: -40℃~+105℃ - Manufacturer Part Number: KF128-5.08-3P-AA - LCSC Part Number: C474953 - Current Rating: 24A - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-3P-AA_C474953.pdf - Package or Case Code: CONN-TH_3P-P5.08_KF128-5.08-3P - Manufacturer Name: KEFA(科发) **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J1 — [KF128-5.08-3P-AA](https://www.flux.ai/lcsc/kf128-5p08-3p-aa~wbwy.md) - LCSC Part Number: C474953 - Current Rating: 24A - Manufacturer Part Number: KF128-5.08-3P-AA - Operating Temperature: -40℃~+105℃ - Manufacturer Name: KEFA(科发) - Package or Case Code: CONN-TH_3P-P5.08_KF128-5.08-3P - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-3P-AA_C474953.pdf - JLCPCB Part Class: Extended Part - Connector Pitch: 5.08mm - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-3P_C474953.html - Part Type: Screw terminal - Voltage Rating: 250V - Connector Rows: 1 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J10 — [SSW-122-02-G-S](https://www.flux.ai/adrian95/ssw-122-02-g-s.md) - Manufacturer Name: Samtec - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: SSW-122-02-G-S - Part Type: Connector - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6129/ssw-1xx-xx-xxx-x-xx-xxx-xx-mkt.pdf **Pins:** - 01 [pin 01] - 02 [pin 02] - 03 [pin 03] - 04 [pin 04] - 05 [pin 05] - 06 [pin 06] - 07 [pin 07] - 08 [pin 08] - 09 [pin 09] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 20 [pin 20] - 21 [pin 21] - 22 [pin 22] ### J11 — [SSW-122-02-G-S](https://www.flux.ai/adrian95/ssw-122-02-g-s.md) - Manufacturer Part Number: SSW-122-02-G-S - Manufacturer Name: Samtec - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://mm.digikey.com/Volume0/opasdata/d220001/medias/docus/6129/ssw-1xx-xx-xxx-x-xx-xxx-xx-mkt.pdf - Part Type: Connector **Pins:** - 01 [pin 01] - 02 [pin 02] - 03 [pin 03] - 04 [pin 04] - 05 [pin 05] - 06 [pin 06] - 07 [pin 07] - 08 [pin 08] - 09 [pin 09] - 10 [pin 10] - 11 [pin 11] - 12 [pin 12] - 13 [pin 13] - 14 [pin 14] - 15 [pin 15] - 16 [pin 16] - 17 [pin 17] - 18 [pin 18] - 19 [pin 19] - 20 [pin 20] - 21 [pin 21] - 22 [pin 22] ### J12 — [KF128-5.08-3P-AA](https://www.flux.ai/lcsc/kf128-5p08-3p-aa~wbwy.md) - Operating Temperature: -40℃~+105℃ - Manufacturer Part Number: KF128-5.08-3P-AA - Current Rating: 24A - LCSC Part Number: C474953 - Package or Case Code: CONN-TH_3P-P5.08_KF128-5.08-3P - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-3P-AA_C474953.pdf - Role: Connector - Manufacturer Name: KEFA(科发) - Role Details: RS232 port 3 terminal: TX_OUT, RX_IN, RS2323_GNDISO - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-3P_C474953.html - Connector Pitch: 5.08mm - JLCPCB Part Class: Extended Part - Connector Rows: 1 - Voltage Rating: 250V - Part Type: Screw terminal **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J2 — [KF128-5.08-3P-AA](https://www.flux.ai/lcsc/kf128-5p08-3p-aa~wbwy.md) - Current Rating: 24A - LCSC Part Number: C474953 - Operating Temperature: -40℃~+105℃ - Manufacturer Part Number: KF128-5.08-3P-AA - Manufacturer Name: KEFA(科发) - Package or Case Code: CONN-TH_3P-P5.08_KF128-5.08-3P - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-3P-AA_C474953.pdf - Connector Pitch: 5.08mm - JLCPCB Part Class: Extended Part - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-3P_C474953.html - Part Type: Screw terminal - Voltage Rating: 250V - Connector Rows: 1 **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J6 — [282837-6](https://www.flux.ai/adrian95/282837-6~m28.md) - Mount: PCB - Datasheet URL: https://www.te.com/usa-en/product-282837-6.datasheet.pdf - Manufacturer Part Number: 282837-6 - Manufacturer Name: TE Connectivity - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Connector **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] - 4 [pin 4] - 5 [pin 5] - 6 [pin 6] ### J8 — [KF128-5.08-3P-AA](https://www.flux.ai/lcsc/kf128-5p08-3p-aa~wbwy.md) - JLCPCB Part Class: Extended Part - Connector Pitch: 5.08mm - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-3P_C474953.html - Part Type: Screw terminal - Connector Rows: 1 - Voltage Rating: 250V - LCSC Part Number: C474953 - Current Rating: 24A - Manufacturer Part Number: KF128-5.08-3P-AA - Operating Temperature: -40℃~+105℃ - Manufacturer Name: KEFA(科发) - Package or Case Code: CONN-TH_3P-P5.08_KF128-5.08-3P - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-3P-AA_C474953.pdf **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### J9 — [KF128-5.08-3P-AA](https://www.flux.ai/lcsc/kf128-5p08-3p-aa~wbwy.md) - Operating Temperature: -40℃~+105℃ - Manufacturer Part Number: KF128-5.08-3P-AA - Current Rating: 24A - LCSC Part Number: C474953 - Package or Case Code: CONN-TH_3P-P5.08_KF128-5.08-3P - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2408211511_Cixi-Kefa-Elec-KF128-5-08-3P-AA_C474953.pdf - Manufacturer Name: KEFA(科发) - Product Info Url: https://lcsc.com/product-detail/New-Quadratic-Unclassified-Data_Cixi-Kefa-Elec-KF128-5-08-3P_C474953.html - Connector Pitch: 5.08mm - JLCPCB Part Class: Extended Part - Connector Rows: 1 - Voltage Rating: 250V - Part Type: Screw terminal **Pins:** - 1 [pin 1] - 2 [pin 2] - 3 [pin 3] ### U_DIGISO1 — [ADUM1201BRZ](https://www.flux.ai/lcsc/adum1201brz~ub45.md) - Manufacturer Name: ADI(亚德诺) - Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_Analog-Devices_ADUM1201BRZ_Analog-Devices-ADI-LINEAR-ADUM1201BRZ_C579376.html - Part Type: Digital Isolators - LCSC Part Number: C579376 - Manufacturer Part Number: ADUM1201BRZ - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Analog-Devices-ADUM1201BRZ_C579376.pdf - Package or Case Code: SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL - JLCPCB Part Class: Extended Part - Role Details: Cách ly TX/RX giữa logic side và isolated side cho RS232 port 1 - Role: Digital Isolation **Pins:** - GND1 [pin 4] - GND2 [pin 5] - VDD1 [pin 1] - VDD2 [pin 8] - VIA [pin 7] - VIB [pin 3] - VOA [pin 2] - VOB [pin 6] ### U_DIGISO2 — [ADUM1201BRZ](https://www.flux.ai/lcsc/adum1201brz~ub45.md) - Part Type: Digital Isolators - LCSC Part Number: C579376 - Manufacturer Name: ADI(亚德诺) - Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_Analog-Devices_ADUM1201BRZ_Analog-Devices-ADI-LINEAR-ADUM1201BRZ_C579376.html - Role Details: Cách ly TX/RX giữa logic side và isolated side cho RS232 port 2 - JLCPCB Part Class: Extended Part - Manufacturer Part Number: ADUM1201BRZ - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Analog-Devices-ADUM1201BRZ_C579376.pdf - Package or Case Code: SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL - Role: Isolation **Pins:** - GND1 [pin 4] - GND2 [pin 5] - VDD1 [pin 1] - VDD2 [pin 8] - VIA [pin 7] - VIB [pin 3] - VOA [pin 2] - VOB [pin 6] ### U_DIGISO3 — [ADUM1201BRZ](https://www.flux.ai/lcsc/adum1201brz~ub45.md) - LCSC Part Number: C579376 - Role: Digital Isolation - Part Type: Digital Isolators - Product Info Url: https://lcsc.com/product-detail/Pre-ordered-Products_Analog-Devices_ADUM1201BRZ_Analog-Devices-ADI-LINEAR-ADUM1201BRZ_C579376.html - Manufacturer Name: ADI(亚德诺) - JLCPCB Part Class: Extended Part - Package or Case Code: SOIC-8_L5.0-W4.0-P1.27-LS6.0-BL - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2304140030_Analog-Devices-ADUM1201BRZ_C579376.pdf - Manufacturer Part Number: ADUM1201BRZ - Role Details: Cách ly TX/RX giữa logic side và isolated side cho RS232 port 3 **Pins:** - GND1 [pin 4] - GND2 [pin 5] - VDD1 [pin 1] - VDD2 [pin 8] - VIA [pin 7] - VIB [pin 3] - VOA [pin 2] - VOB [pin 6] ### U_ISO1 — [B0505S-1WR3S](https://www.flux.ai/lcsc/b0505s-1wr3s~hquf.md) - Part Type: Power Modules - Role: Isolated Power - Package or Case Code: PWRM-TH_BXXXXS-1WR3S - LCSC Part Number: C512050 - Product Info Url: https://lcsc.com/product-detail/Power-Modules_rlt-B0505S-1WR3S_C512050.html - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2005212133_rlt-B0505S-1WR3S_C512050.pdf - JLCPCB Part Class: Extended Part - Role Details: Tạo 5V_ISO1 và mass cách ly RS2321_GNDISO cho port 1 - Manufacturer Part Number: B0505S-1WR3S - Manufacturer Name: rlt **Pins:** - -Vin [pin 1] - +Vin [pin 2] - +Vo [pin 4] - 0V [pin 3] ### U_ISO2 — [B0505S-1WR3S](https://www.flux.ai/lcsc/b0505s-1wr3s~hquf.md) - LCSC Part Number: C512050 - Package or Case Code: PWRM-TH_BXXXXS-1WR3S - Product Info Url: https://lcsc.com/product-detail/Power-Modules_rlt-B0505S-1WR3S_C512050.html - Part Type: Power Modules - Manufacturer Name: rlt - Manufacturer Part Number: B0505S-1WR3S - Role Details: Tạo 5V_ISO2 và mass cách ly RS2322_GNDISO cho port 2 - JLCPCB Part Class: Extended Part - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2005212133_rlt-B0505S-1WR3S_C512050.pdf - Role: Power Conversion **Pins:** - -Vin [pin 1] - +Vin [pin 2] - +Vo [pin 4] - 0V [pin 3] ### U_ISO3 — [B0505S-1WR3S](https://www.flux.ai/lcsc/b0505s-1wr3s~hquf.md) - Product Info Url: https://lcsc.com/product-detail/Power-Modules_rlt-B0505S-1WR3S_C512050.html - Package or Case Code: PWRM-TH_BXXXXS-1WR3S - LCSC Part Number: C512050 - Part Type: Power Modules - Role Details: Tạo 5V_ISO3 và mass cách ly RS2323_GNDISO cho port 3 - Manufacturer Name: rlt - Manufacturer Part Number: B0505S-1WR3S - Role: Isolated Power - Datasheet URL: https://storage.googleapis.com/graviton-electric-symbols/document_assets/lcsc/2005212133_rlt-B0505S-1WR3S_C512050.pdf - JLCPCB Part Class: Extended Part **Pins:** - -Vin [pin 1] - +Vin [pin 2] - +Vo [pin 4] - 0V [pin 3] ### U_RS232_1 — [SP3232EEN-L](https://www.flux.ai/lcsc/sp3232een-l~jymz.md) - LCSC Part Number: C442458 - Role Details: Chuyển mức logic cách ly sang RS232 cho J8 port 1 - Manufacturer Name: MaxLinear(迈凌) - Role: RS232 Transceiver - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SP3232EEN-L - Part Type: RS232 ICs - Package or Case Code: SOIC-16_L9.9-W3.9-P1.27-LS6.0-BL **Pins:** - C1- [pin 3] - C1+ [pin 1] - C2- [pin 5] - C2+ [pin 4] - GND [pin 15] - R1IN [pin 13] - R1OUT [pin 12] - R2IN [pin 8] - R2OUT [pin 9] - T1IN [pin 11] - T1OUT [pin 14] - T2IN [pin 10] - T2OUT [pin 7] - V- [pin 6] - V+ [pin 2] - VCC [pin 16] ### U_RS232_2 — [SP3232EEN-L](https://www.flux.ai/lcsc/sp3232een-l~jymz.md) - Package or Case Code: SOIC-16_L9.9-W3.9-P1.27-LS6.0-BL - Part Type: RS232 ICs - Role: Logic-level Shifting - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SP3232EEN-L - Manufacturer Name: MaxLinear(迈凌) - Role Details: Chuyển mức logic cách ly sang RS232 cho J9 port 2 - LCSC Part Number: C442458 **Pins:** - C1- [pin 3] - C1+ [pin 1] - C2- [pin 5] - C2+ [pin 4] - GND [pin 15] - R1IN [pin 13] - R1OUT [pin 12] - R2IN [pin 8] - R2OUT [pin 9] - T1IN [pin 11] - T1OUT [pin 14] - T2IN [pin 10] - T2OUT [pin 7] - V- [pin 6] - V+ [pin 2] - VCC [pin 16] ### U_RS232_3 — [SP3232EEN-L](https://www.flux.ai/lcsc/sp3232een-l~jymz.md) - Role: RS232 Transceiver - Manufacturer Name: MaxLinear(迈凌) - LCSC Part Number: C442458 - Part Type: RS232 ICs - Role Details: Chuyển mức logic cách ly sang RS232 cho J12 port 3 - Package or Case Code: SOIC-16_L9.9-W3.9-P1.27-LS6.0-BL - JLCPCB Part Class: Extended Part - Manufacturer Part Number: SP3232EEN-L **Pins:** - C1- [pin 3] - C1+ [pin 1] - C2- [pin 5] - C2+ [pin 4] - GND [pin 15] - R1IN [pin 13] - R1OUT [pin 12] - R2IN [pin 8] - R2OUT [pin 9] - T1IN [pin 11] - T1OUT [pin 14] - T2IN [pin 10] - T2OUT [pin 7] - V- [pin 6] - V+ [pin 2] - VCC [pin 16] ### U_RS485 — [SP3485EN-L](https://www.flux.ai/lcsc/sp3485en-l~b4p0.md) - Role: RS485 Transceiver - Role Details: 3.3V half-duplex UART-to-RS485 interface; pinout 1 RO, 2 /RE, 3 DE, 4 DI, 5 GND, 6 A, 7 B, 8 VCC - Package or Case Code: SOIC-8_L4.9-W3.9-P1.27-LS6.0-BL - Manufacturer Part Number: SP3485EN-L - LCSC Part Number: C1544629 - JLCPCB Part Class: Extended Part - Manufacturer Name: MaxLinear **Pins:** - ~{RE} [pin 2] - A [pin 6] - B [pin 7] - DE [pin 3] - DI [pin 4] - GND [pin 5] - RO [pin 1] - VCC [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/lamthientieu/esp32~zu](https://www.flux.ai/lamthientieu/esp32~zu).* --- *Generated from [https://www.flux.ai/lamthientieu/esp32~zu](https://www.flux.ai/lamthientieu/esp32~zu)*