Intel SC5300BD2 Product Specification - Page 66
General Purpose Input/Output GPIO
UPC - 735858171755
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Intel® Server Chassis SC5300 5U Kit TPS Hard Disk Drive Bays JP1 P5V GEM424 P5V PCA9554 P5V AT24C512 P5V AT24C128 P5V AT24C02 P5V JP2 P5V 0.7VCC* 0.3VCC* 0.4V/3mA* 10uA* 0.7VCC 0.3VCC 0.4V/3mA 10uA 0.7VCC 0.3VCC 0.4/3mA 10uA 0.7VCC 0.3VCC 0.4V/2.1mA 3uA 0.7VCC 0.3VCC 0.4V/2.1mA 3uA 0.7VCC 0.3VCC 0.4V/2.1mA 3uA 0.7VCC* 0.3VCC* 0.4V/3mA* 10uA* 4/8P* * 4PF GEM424 allot 10PF 40h 8PF A2h 8PF A0h 8PF A6h 4/8P* * SDA1,SCL1 SDA2,SCL2 SDA2,SCL2 SDA2,SCL2 SDA2,SCL2 SDA2,SCL2 SDA2,SCL2 5.2.3.2 Temperature Sensor The 6HDD SATA/SAS HSBP provides a National* LM75 or equivalent temperature sensor. The host can query the LM75 at any time to read the temperature. The temperature sensor has an I2C address of 0x90h on the GEM424 controller Port 0. 5.2.3.3 Serial EEPROM The 6HDD SATA/SAS HSBP provides an Atmel* 24C02 or equivalent serial EEPROM for storing FRU information. The 24C02 provides 2048 bits of serial electrically erasable and programmable read-only memory. The serial EEPROM has an I2C address of 0xA6h on the GEM424 controller Port 1. 5.2.4 General Purpose Input/Output (GPIO) The GEM424 controller supports GPIO pins that are customizable. The following table lists the GPIO pins with their assigned functions. Table 38. GEM424* Controller GPIO Assignment GEM424 I/O Power PIN Well NAME Type Programming Description GPIO0 O 3.3V HDD0 Active LED GPIO1 O 3.3V HDD1 Active LED GPIO2 O 3.3V HDD2 Active LED GPIO3 O 3.3V HDD3 Active LED GPIO4 O 3.3V HDD4 Active LED System Function Reset Initial Connection State Value HD0_ACT_LED HD1_ACT_LED HD2_ACT_LED HD3_ACT_LED HD4_ACT_LED Pull up 4.7K to 5V Pull up 4.7K to 5V Pull up 4.7K to 5V Pull up 4.7K to 5V Pull up 4.7K to 5V Revision 1.31 65