RB5C396 Ricoh Corporation, RB5C396 Datasheet - Page 73

• Manufacturer Part Number: RB5C396
• Description: PC Card Controller Compliant With Pcmcia 2.1/jeida 4.2
• Manufacturer: Ricoh Corporation

5.6 Other Pins
WP Pin
· Interface Status Register (Index : 01h) : bit4 (Memory Write Protect Bit)
Power Supply Status
· Interface Status Register (Index : 01h) : bit6(PC card Power Active Bit)
This bit an be used to specify reading back the WP pin. Note that write protection will not be enabled even
when the WP pin is set to “1” unless Write Protect Bit is set to “1” for each memory address window.
This bit an be used to indicate the status of power supply to the PC card slot and set to “0” and “1” to indicate
the power-off state (in which both the VCC3VEN# and VCC5VEN# pins are held at high level) and the power-
on state, respectively.
RF5C296/RF5C396L/RB5C396/RF5C396
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