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VR4102 Datasheet(PDF) 433 Page - NEC |
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VR4102 Datasheet(HTML) 433 Page - NEC |
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433 / 701 page ![]() CHAPTER 21 KIU (KEYBOARD INTERFACE UNIT) 433 21.2.8 KIUGPEN (0x0B00 019C) Bit D15 D14 D13 D12 D11 D10 D9 D8 Name Reserved Reserved Reserved Reserved KGPEN[11] KGPEN[10] KGPEN[9] KGPEN[8] R/W R R R R R/W R/W R/W R/W RTCRST 0 0 0 0 0 0 0 0 Other resets 0 0 0 0 0 0 0 0 Bit D7 D6D5 D4D3D2 D1 D0 Name KGPEN[7] KGPEN[6] KGPEN[5] KGPEN[4] KGPEN[3] KGPEN[2] KGPEN[1] KGPEN[0] R/W R/W R/W R/W R/W R/W R/W R/W R/W RTCRST 0 0 0 0 0 0 0 0 Other resets 0 0 0 0 0 0 0 0 Bit Name Function D[15..12] Reserved Write 0 when writing. 0 is returned after a read. D[11..0] KGPEN[11..0] SCAN pin function 1 : Use as output port 0 : Use as SCAN pin This register is used to set whether or not the KSCAN pins will function as a general-purpose output port. Setting a “1” to each bit in this register enables the KSCAN pin to function as a general-purpose output port. The output port setting are made via the GIU’s GIUPODATL register (0x0B00 011C). |
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