อุปกรณ์ตัวนี้เป็น Management Switch 8 Port PoE และ Uplink เป็น SFP 2 พอร์ต
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiqcsphnzd_C84yq9C0P_YH9Aohvub3Ww2OlCUG8TCLXc5hZp2sJPvUVDM4nGYnC-C_9J5xT9cea17oyI0G67CaqDUfCyTRJyjid9G4wcnq6bB9KggirFaQ-sK-NgHoy02aP2-Nv17cw4Occ6Msz9aVzmXezvoDkNzC8CzYoBFor1t-1uwrYwGarxhEOQ/w400-h299/1.jpg) |
ตัวเครื่อง |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjZpGYQoDh_CWhdvG1YL06XV3gXe7cxf3NYcnKPN_9k6MqVSYGlkD4XSW2XHDu1sPArU_iInzYgIJHT3LshDE5YUtPtCq5-OUNwNmI-VQlZh7Era8zu7kANVadQsV0Fta33olM3GHwVAz4NQpvgI1dH9ROCfKGR82bS4rm8SMK9fJJBcsn8DG31vZ425w/w400-h285/2.jpg) |
ช่องรับไฟเข้า |
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgbSoYMlIl-xXypaPGsiKrf_xpvmr9X1zDuYrbBJl92P8Zt91hPt21zqKkZ54sZjpgpE7uqAx9y2NfBOJcfJ62HaWzWPnP1-Ea3yHWDwceluKKnWAPEkZwu0FcOdPGPcoBO5truRVXnr-1pD6xyFXznByNvEhyIVLMwuSdr9f_48u0KmOTBHaTTIDh6NQ/w400-h253/3.jpg) |
Label |
แกะออกมาจะมี 3 โมดูล คือ 1.โมดูลวงจรจ่ายไฟ 2. โมดูล Controller 3. โมดูล Switch
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg2Mbqij00DtcH55cttG26VtIXAU1Rba4VYNFgQ1rC5Y4u8810Qd71gAv1T-Iyzn8LpSSX5ka1pvhMKCO5sBEksNm9Vao8L0AOT1aY-wdl91Q7S_UxGmlfBWQYL41n6Qy_AIcC2BjbfMNzDlJiTTOjW6b2L6advmGFpoBVrTR7TO051-xYJFKOrHK_17Q/w400-h339/5.jpg) |
โมดูลวงจรจ่ายไฟ |
วงจรจ่ายไฟมีชิพอยู่คือ
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhiXykLlzJDm2cdZJ5656A2XPm56SCORNxBvTh5a4SUARli0LacrOcXQzvkJd8ZIOj3RdTWpT8S7gJdL777njJG79FeOkgGrUlP78cIOCt5biwUX9sWsmPZZEgsQjdqE4VnL796OxB21YEWxGgvwd4Do0nBYywEaTiP9u80d8Yqim_uUI2UmUBbVJzzmg/w400-h339/6.jpg) |
ชิพ |
ON Semi MURD340T4G (340G) -> Switch-mode Power Rectifier ULTRAFAST RECTIFIER
3 A, 400 V
TI LM2675 (2675) -> SIMPLE SWITCHER® Power Converter High Efficiency 1-A Step-Down Voltage Regulator
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgxvtARG0Ea6zqVtb63V17_tfrvRLecQHlTgVj3xHF5_aMFEj0nxlrw3aWp-ZD64StF3x_y0pDaO6YfMPGfHnVH89SrbDOKvZiTN-kFVR4wG9be2D5ar8NlgCG9_jzbyMpw2sjx-eOQUcKU4ry5WnSJ-rvgjLLTo2pvo85YTm5JAaOJN0Femk3drAmOoQ/w400-h316/7.jpg) |
ช่องรับไฟเข้า |
โมดูลต่อมา คือโมดูล Controller ที่ใช้ควบคุม Switch
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-9f0hm-vfUZZyWrleM-u3M34S8uWEwYWgTrgdvgrcipWw1LnXK_dHOiXIe5OGOFQoNz7PL3HxGmXKAb27N3PU0XKO5N3Ih8rCHQTxPOAxf1Bz0hVfOKNMxizBRTTWM0N5aLgCln30C2-DU-UXRVAqqJCnE4L6pm6_fzPq9facZ1nxIG_FcDMpJw0jaw/w400-h299/8.jpg) |
โมดูล Controller |
ภายในโมดูลมีชิพหลายๆ ตัวคือ
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhzi6JD8cRkakQIQZ2xmFI3pSkIyKgys1SGu5fvhP_TZ2_cptiyxnKKYH7js0Bcop-pvW6atFRBHL65VhHtwWvA3EqxAL8yOH7JSNT3g0ByKQ61B77-mo-3S-2Gc-WujM-RjTB8wyJb83JadArdUkb8ajyoEwJpwfHd6eAqIM9Csbj7CcGIbLqPowsYOQ/w400-h299/9.jpg) |
ชิพ |
NetSilicon NET+50 -> SoC, ARM7TDMI Core
Micron MT48LC4M16A2 -> 64Mb: x16 SDRAM (8MByte x2 = 16 MByte)
Spansion S29AL016J70TFI02 -> 16-Mbit (2M × 8-Bit/1M × 16-Bit), 3 V,
Boot Sector Flash
Xilink XC2S30 -> Spartan-II FPGA, 972 Logic Cells, 30,000 System Gates, 12x18 CLB Array, 92 Maximum IO
ST ST3232C -> 3 to 5.5V, low-power, up to 400kbs RS-232 drivers and receivers
Onsemi LXC08G -> Low-Voltage CMOS Quad 2-Input AND Gate With 5 V−Tolerant Inputs
NXP 74HC00D -> Quad 2-input NAND gate
NXP 74HC86D -> Quad 2-input EXCLUSIVE-OR gate
IDT ICS501(501MLF) -> PLL CLOCK MULTIPLIER
Atmel 24C16AN -> 2-Wire Serial EEPROM 2048 x 8 (16K)
TI LM81 -> Serial Interface ACPI-Compatible Microprocessor System Hardware Monitor
TI LM2674 -> SIMPLE SWITCHER® Power Converter High Efficiency 500-mA Step-Down Voltage Regulator
TI LM2675 -> SIMPLE SWITCHER® Power Converter High Efficiency 1-A Step-Down Voltage Regulator
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjXDFNDooNxrMNEoEdjFGS2JZ47UFntWIfY96-aj-U6FaDfltKveeI_Lhlko6E_9yWC9Gr7bo7p35TPZLH-JzCufOyI65AnU_e5wFTqpL_NmbqKsCmRNdjKpH1ksLSUjD9Y671VCsE0CnFPrjVpmH3zc4pgwjFRa20QEFX2gePL9p7RyEkS6te1uQJ6Ug/w400-h268/10.jpg) |
โมดูล Controller ด้านล่าง |
โมดูลสุดท้าย คือโมดูล Switch
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhkZQKd8K_9Dpr53fI7lRLA0lhY9yoLsvTkO7wzVteika8bVI3Gn2i8whzXlyzEJOTKDn-rWAqEMsrWzCEDFmIR1wZqnYJvATt-NXh4Xw0tW6JZmLu2yCZ85h1WDaxtRHzaW9elsHpzoBLEcJjfIoKKCqiqWEl3VW6TlSBY_GpO62USx27Vpjgn3Orwkg/w400-h288/11.jpg) |
โมดูล Switch |
โมดูล Switch มีชิพดังนี้
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgTra3JE-rikPKUgqGxs09HhASBSERfY-wt9s9pD_sDXhggOE97EByvtVXSEOTlgIegorTJGw0_uzJ7u-UcWTM_ry1glqyeyZgu2vTwIYFZJm0hYonS3yB0HcoHxC6lIn_BinCryTRdFKkTpG5jl3D-JNYp92qcHdB-0SoCVHVcSWQ8mONBDSqN4XC9Hg/w400-h288/12.jpg) |
ชิพ |
Broadcom BCM5382MKPBG -> 8FE+2GE PORT SWITCH WITH ON-CHIP PACKET BUFFER
Broadcom BCM5416S -> 10/100/1000BASE-T GIGABIT COPPER TRANSCEIVER
NXP 74HC6323AD (7C6323A) -> Programmable ripple counter with oscillator; 3-state
TI LM2675 -> SIMPLE SWITCHER® Power Converter High Efficiency 1-A Step-Down Voltage Regulator
TI SN74HC04 (HC04) -> Hex Inverters
NXP 74HC00D -> Quad 2-input NAND gate
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDnIqzSHmP9tcXuAJXNwTuxM5yWr7IS9Jp2VzVmF64OMU34D0QGZib9rq9APUcUeOX2Ha1bvA8yn411cIHAfnfKsQ3X9Buwol-P97eOEs-ERdFlMBJDZaMA4kZwL6bIC6dVyfN9r7ZLfPyvurTwxtHa12klIOG_zEWjOmcC_zujmKV98tFtLnrtlB3Bg/w400-h324/13.jpg) |
โมดูล Switch ด้านล่าง |