cisco-sx220

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cisco-sx220 [2020/10/15 19:04] – biotcisco-sx220 [2022/08/24 23:21] (current) – Fix links raylynnknight
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 ===== Models ===== ===== Models =====
 ^ Model ^ SoC ^ PoE ^ Comment ^ ^ Model ^ SoC ^ PoE ^ Comment ^
-| SG220-50 | | | | 
-| SG220-50P | | ✓ | | 
 | SG220-26 | [[rtl838x|RTL8382M]] | | | | SG220-26 | [[rtl838x|RTL8382M]] | | |
-| SG220-26P | | ✓ | | +| SG220-26P | [[rtl838x|RTL8382M]] | ✓ | | 
-| SF220-24 | | | 10/100 ports only | +| SG220-50 |[[rtl83xx|RTL8393M]] | | | 
-| SF220-24P | | ✓ | 10/100 ports only | +| SG220-50P | [[rtl83xx|RTL8393M]] | ✓ | | 
-| SF220-48 | | | 10/100 ports only | +| SF220-24 | [[8332m|RTL8332M]] | | 10/100 ports only | 
-| SF220-48P | | ✓ | 10/100 ports only |+| SF220-24P | [[8332m|RTL8332M]] | ✓ | 10/100 ports only | 
 +| SF220-48 | [[8353m|RTL8353M]] | | 10/100 ports only | 
 +| SF220-48P | [[8353m|RTL8353M]] | ✓ | 10/100 ports only |
  
 All models share the same firmware image. The image format is the same as the ''bix'' format, used by the [[gs1900 | Zyxel GS1900 series]] switches. All models share the same firmware image. The image format is the same as the ''bix'' format, used by the [[gs1900 | Zyxel GS1900 series]] switches.
  
-==== SG220-26 ====+==== SG220-26(P) ==== 
 + 
 +The SG220-26 and SG220-26P appear to use the same board, although some components related to the PoE management are missing on the SG220-26's main board
   * [[rtl838x|RTL8382M]]   * [[rtl838x|RTL8382M]]
-  * 2 * RTL8218B PHYs+  * 2× RTL8218B PHYs
   * RTL8214FC SFP PHY   * RTL8214FC SFP PHY
-  * 3 * RTL8231 GPIO extenders +  * [[RTL8231]] GPIO expander 
-  * Winbond W631GU8MB (128MB SDRAM) +    * 1× MIIM mode (virtual MIIM, address 31) 
-  * Macronix MX25L25635F (32MB SPI flash) +    * 2× Shift register mode (LED_CLK, LED_DAT) 
-  * Sipex SP3232 RS-232 transceiver+  * Winbond W631GU8MB (128MiB DDR3 SDRAM) 
 +  * Macronix MX25L25635F, Winbond 25Q256FVFG (32MiB SPI flash) 
 +  * Sipex SP3232, ADM3202 RS-232 transceiver 
 + 
 +=== GPIO === 
 +  * Internal GPIO: 
 +    * gpio1: active low, SoC reset 
 +    * gpio2: MDC line to RTL8231 
 +    * gpio3: MDIO line to RTL8231 
 +  * RTL8231 @ phy address 31: 
 +    * gpio0-4: device ID 
 +    * gpio5-6: device hardware revision 
 +    * gpio27: reset button 
 +    * gpio16: watchdog state (active low) 
 +    * gpio34: (unknown, maybe watchdog related, initialised to 1) 
 +    * gpio9: watchdog feed (10s) 
 +    * gpio24: SFP25 "OE" (MOD_DEF0?, used to detect module) 
 +    * gpio11: SFP25 loss of signal (used to detect media change)/ 
 +    * gpio17: SFP25 transmit disable 
 +    * gpio28: SFP26 "OE" (MOD_DEF0?) 
 +    * gpio12: SFP26 loss of signal 
 +    * gpio18: SFP26 transmit disable 
 +    * gpio15: SCK for SFP25, SFP26, TERM1, TERM2, FAN1, FAN2 (shared I2C clock) 
 +    * SDA lines: 
 +      * gpio13: SFP25 
 +      * gpio14: SFP26 
 +      * gpio29: TERM1, TERM2 (26P only) 
 +      * gpio31: FAN1 (26P only) 
 +      * gpio33: FAN2 (26P only) 
 + 
 +=== LED === 
 +All LEDs are controlled by the port LED peripheral: 
 +  * Ports 1-24: Green Link/Act LED (idx 0), amber PoE LED (idx 1) (26P only) 
 +  * Ports 25-26: Green Link/Act LED (idx 0), green gigabit LED (idx 1) 
 +  * Green status LED: user controlled LED for port 27, index 1 
 +  * Amber status LED: user controlled LED for port 28, index 1 
 + 
 +The green and amber device status LEDs are wired in anti-parallel, and only one can be enabled at a time. 
 + 
 +=== Environment === 
 +Present only on the SG220-26P. 
 + 
 +  * FAN1: TC655 at 0x1B. Does not appear to be present on SG220-26P. 
 +  * FAN2: TC655 at 0x1B. The TC655 controls both fans behind the PSU of the SG220-26P. 
 +  * TEMP1: LM75A at 0x49 
 +  * TEMP2: LM75A at 0x4B 
 === JTAG === === JTAG ===
-  * J4.1: TRST# +The JTAG header uses the MIPS eJTAG pin-out, with pin 12 (key) bound to ground. 
-  * J4.3: TDI + 
-  * J4.7: TMS +  * J4.1 TRST#: 1k pull-down 
-  * J4.9: TCK +  * J4.3 TDI: 10k pull-up 
-  * J4.14: TDO (via 47KΩ) +  * J4.7 TMS: 10k pull-up 
-  * J4.2,4,6,8,10,12: GND+  * J4.9 TCK: 10k pull-up 
 +  * J4.11 SRST#: 10k pull-up 
 + 
 +        +-J4-----+ 
 +  TRST# |  1   2 | GND 
 +    TDI |  3   4 | GND 
 +    TDO |  5   6 | GND 
 +    TMS |  7   8 | GND 
 +    TCK |  9  10 | GND 
 +  SRST# | 11  12 | GND 
 +    N/C | 13  14 | VCC 
 +        +--------+
  
-=== Hardware === +=== Board pictures ===
-{{wiki:sg220-26-top.png?400}}+
  
 +^ Board ^ Pictures ^
 +| SG220-26P overview | {{wiki:cisco:sg220-26p-overview.jpg?200|SG220-26P overview}} |
 +| SG220-26 main board | {{wiki:sg220-26-top.png?200|SG220-26 main top}} |
 +| SG220-26P main board | {{wiki:cisco:sg220-26p-main-top.jpg?200|SG220-26P main top}} {{wiki:cisco:sg220-26p-main-bottom.jpg?200|SG220-26P main board backside}} {{wiki:cisco:sg220-26p-main-detail-1.jpg?200|SG220-26P detail: flash, RAM, DC/DC}} {{wiki:cisco:sg220-26p-main-detail-2.jpg?200|SG220-26P I/O, SFP phy}} |
 +| SG220-26P PoE daughter board | {{wiki:cisco:sg220-26p-daughter-poe-top.jpg?200|SG220-26P PoE board}} {{wiki:cisco:sg220-26p-daughter-poe-bottom.jpg?200|SG220-26P PoE board backside}} {{wiki:cisco:sg220-26p-daughter-poe-detail.jpg?200|SG220-26P PoE management chip}} |
 +| SG220-26P I/O daughter board | {{:wiki:cisco:sg220-26p-daughter-io-top.jpg?200|SG220-26P I/O daughter board}} {{:wiki:cisco:sg220-26p-daughter-io-bottom.jpg?200|SG220-26P I/O daughter board backside}} |
 +| SG220-26P serial daughter board | {{:wiki:cisco:sg220-26p-daughter-serial-top.jpg?200|SG220-26P serial port daughter board}} {{:wiki:cisco:sg220-26p-daughter-serial-bottom.jpg?200|SG220-26P serial port daughter board backside}} |
 ===== References ===== ===== References =====
   * [[https://www.cisco.com/c/en/us/products/switches/small-business-220-series-smart-plus-switches/index.html | Product page]]   * [[https://www.cisco.com/c/en/us/products/switches/small-business-220-series-smart-plus-switches/index.html | Product page]]
   * [[https://software.cisco.com/download/home/284973399/type/284971397 | Series firmware download page]]   * [[https://software.cisco.com/download/home/284973399/type/284971397 | Series firmware download page]]
 +  * [[GPL source drops | GPL source code]]
  
 +{{tag>jtag}}
  • cisco-sx220.1602788676.txt.gz
  • Last modified: 2020/10/15 19:04
  • by biot