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<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" aria-hidden="true" focusable="false" width="1em" height="1em" preserveAspectRatio="xMidYMid meet" viewBox="0 0 24 24" class="iconify mr-1" data-icon="mdi:arrow-left" style="vertical-align: -0.125em; transform: rotate(360deg);"><path d="M20 11v2H8l5.5 5.5l-1.42 1.42L4.16 12l7.92-7.92L13.5 5.5L8 11h12z" fill="currentColor"></path></svg>====== Zyxel GS1900-8 ====== {{ https://www.zyxel.com/library/assets/products/gs1900-series/img_gs1900-8_p_600.jpg?200}} The GS1900-8 is a 8-port Gigabit L2 switch. ===== Hardware ===== * [[rtl838x|RTL8380M]] * 2x [[RTL8231]] GPIO extender to control the port LEDs * Nanya NT5TU128M8HE-AC (128MB SDRAM) * Macronix MX25L12835F (16MB flash) ==== Pinouts ==== Header JP2 has a UART populated UART: * JP12.1: GND * JP12.2: TX * JP12.3: RX * JP12.4: VCC Pins functions are marked. ==== Board details ==== {{wiki:zyxel:zyxel_gs1900-8.jpeg?200}} ===== Firmware ===== ==== Vendor board definition ==== <file> ------------------ Board Configuration ------------------ **************************** GS1900-8 **************************** ============================ Board GPIO ============================ Device Pin Direction Default Current ------- ---- ---------- -------- -------- INT 0 OUT 0 0 INT 1 OUT 1 1 INT 2 OUT 0 0 INT 3 OUT 0 0 INT 8 OUT 1 1 INT 9 OUT 1 1 INT 12 IN 0 0 INT 13 OUT 1 1 INT 14 OUT 1 1 INT 15 OUT 1 1 INT 16 IN 0 0 INT 17 OUT 1 1 INT 18 OUT 0 0 INT 19 IN 0 0 INT 20 OUT 1 1 INT 21 IN 0 0 INT 22 IN 0 0 INT 23 OUT 1 1 EXT 0 IN (IN ) 0 0 EXT 1 IN (IN ) 0 0 EXT 2 IN (IN ) 0 0 EXT 3 IN (IN ) 0 1 EXT 4 IN (IN ) 0 0 EXT 5 OUT (OUT ) 1 1 EXT 6 OUT (OUT ) 1 1 EXT 7 IN (IN ) 0 1 EXT 8 OUT (OUT ) 1 1 EXT 13 OUT (OUT ) 0 0 EXT 14 OUT (OUT ) 0 0 EXT 15 OUT (OUT ) 0 0 EXT 16 OUT (OUT ) 0 0 EXT 17 OUT (IN ) 0 0 EXT 18 OUT (IN ) 0 0 EXT 22 IN (IN ) 0 0 EXT 23 OUT (OUT ) 0 0 EXT 24 OUT (OUT ) 0 0 EXT 25 OUT (OUT ) 0 0 EXT 26 IN (IN ) 0 0 EXT 27 IN (IN ) 0 0 EXT 28 IN (IN ) 0 0 EXT 29 OUT (OUT ) 0 0 EXT 30 OUT (OUT ) 0 0 EXT 31 OUT (OUT ) 0 0 EXT 32 IN (IN ) 0 0 EXT 33 IN (IN ) 0 0 EXT 34 OUT (OUT ) 1 1 ============================ Board Configuration ============================ ====== Port ================== Type Usr Phy Media Speed Duplex Attr ---------- ---- ------- ----------- -------------- -------- ------- 1000M 1 (0) 8 Copper (A) ALL Auto 0 1000M 2 (0) 9 Copper (A) ALL Auto 0 1000M 3 (0) 10 Copper (A) ALL Auto 0 1000M 4 (0) 11 Copper (A) ALL Auto 0 1000M 5 (0) 12 Copper (A) ALL Auto 0 1000M 6 (0) 13 Copper (A) ALL Auto 0 1000M 7 (0) 14 Copper (A) ALL Auto 0 1000M 8 (0) 15 Copper (A) ALL Auto 0 ====== Button ================ ------------ Reset Button GPIO: EXT_3 Timer: 3(sec) Action: Reboot Timer: 6(sec) Action: Restore Factory ====== Led =================== SYS (REG) ALARM (REG) ====== Reset ================= Type: GPIO GPIO: EXT_5 ====== WatchDog ============== Type: REG </file> ===== References ===== * [[http://www.zyxel.com/us/en/products_services/gs1900_series.shtml | Product page ]] {{tag>zyxel-gs1900}}