Thc oil vaporizer Shenzhen Yingyuan Technology Co.,ltd , https://www.yingyuanvape.com
The following is the circuit diagram of [RJ45 interface pin definitions and various interface pin configurations]. This guide covers the signal definitions for the RJ45 interface, as well as the arrangement of signals in network cable connectors.
**Ethernet 10/100Base-T Interface:**
- **Pin 1:** TX+ - Transmit Data+
- **Pin 2:** TX- - Transmit Data-
- **Pin 3:** RX+ - Receive Data+
- **Pin 4:** n/c - Not connected
- **Pin 5:** n/c - Not connected
- **Pin 6:** RX- - Receive Data-
- **Pin 7:** n/c - Not connected
- **Pin 8:** n/c - Not connected
This configuration uses differential signaling, where TX+ and TX- form a twisted pair to reduce electromagnetic interference.
**Ethernet 100Base-T4 Interface:**
- **Pin 1:** TX_D1+ - Transmit Data+
- **Pin 2:** TX_D1- - Transmit Data-
- **Pin 3:** RX_D2+ - Receive Data+
- **Pin 4:** BI_D3+ - Bi-directional Data+
- **Pin 5:** BI_D3- - Bi-directional Data-
- **Pin 6:** RX_D2- - Receive Data-
- **Pin 7:** BI_D4+ - Bi-directional Data+
- **Pin 8:** BI_D4- - Bi-directional Data-
**Cable Wiring Color Codes (T568B Standard):**
1. White/orange
2. Orange/white
3. White/green
4. Blue/white
5. White/blue
6. Green/white
7. White/brown
8. Brown/white
Note: The RJ45 interface relies on differential transmission, which helps in minimizing signal distortion and improving data integrity over long distances.
**Serial Port vs. Parallel Port:**
A parallel port allows for the simultaneous transfer of 8 bits of data at once, making it significantly faster for short-distance communication. However, a serial port transmits data one bit at a time through a single line, which makes it more suitable for longer-distance communication.
**25-Pin Parallel Port Functions:**
- **Pin 1:** Strobe (STROBE) – Active low
- **Pin 2:** Data Bit 0 (DATA0)
- **Pin 3:** Data Bit 1 (DATA1)
- **Pin 4:** Data Bit 2 (DATA2)
- **Pin 5:** Data Bit 3 (DATA3)
- **Pin 6:** Data Bit 4 (DATA4)
- **Pin 7:** Data Bit 5 (DATA5)
- **Pin 8:** Data Bit 6 (DATA6)
- **Pin 9:** Data Bit 7 (DATA7)
- **Pin 10:** Acknowledge (ACKNLG) – Active low
- **Pin 11:** Busy (BUSY)
- **Pin 12:** Paper End (PE)
- **Pin 13:** Select (SLCT)
- **Pin 14:** Auto Feed (AUTOFEED) – Active low
- **Pin 15:** Error (ERROR) – Active low
- **Pin 16:** Initialize (INIT) – Active low
- **Pin 17:** Select Input (SLCTIN) – Active low
- **Pin 18–25:** Ground (GND)
**RS-232C Serial Port (25-pin):**
- **Pin 2:** Transmit Data (TXD)
- **Pin 3:** Receive Data (RXD)
- **Pin 4:** Request to Send (RTS)
- **Pin 5:** Clear to Send (CTS)
- **Pin 6:** Data Set Ready (DSR)
- **Pin 7:** Signal Ground (SG)
- **Pin 8:** Carrier Detect (DCD)
- **Pin 20:** Data Terminal Ready (DTR)
- **Pin 25:** Receive Data (RXD)
**RS-232C Serial Port (9-pin):**
- **Pin 1:** Carrier Detect (DCD)
- **Pin 2:** Receive Data (RXD)
- **Pin 3:** Transmit Data (TXD)
- **Pin 4:** Data Terminal Ready (DTR)
- **Pin 5:** Signal Ground (SG)
- **Pin 6:** Data Set Ready (DSR)
- **Pin 7:** Request to Send (RTS)
- **Pin 8:** Clear to Send (CTS)
- **Pin 9:** Ring Indicator (RI)
This information provides a clear understanding of how different interfaces function and are wired. Whether you're working with Ethernet cables or connecting peripherals via serial or parallel ports, knowing these pinouts can be extremely helpful in troubleshooting and setup.
(Editor: Circuit Diagram)