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HD64F2149YV 데이터시트(PDF) 297 Page - Renesas Technology Corp |
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HD64F2149YV 데이터시트(HTML) 297 Page - Renesas Technology Corp |
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297 / 1075 page ![]() Section 8 I/O Ports Rev. 3.00 Jan 18, 2006 page 269 of 1044 REJ09B0280-0300 PCDDR and PDDDR are initialized to H'00 by a reset and in hardware standby mode. They retain their prior states in software standby mode. Port C and port D Output Data Registers (PCODR, PDODR) Bit 7 6543 210 PC7ODR PC6ODR PC5ODR PC4ODR PC3ODR PC2ODR PC1ODR PC0ODR Initial value 0 0000 000 Read/Write R/W R/W R/W R/W R/W R/W R/W R/W Bit 7 6543 210 PD7ODR PD6ODR PD5ODR PD4ODR PD3ODR PD2ODR PD1ODR PD0ODR Initial value 0 0000 000 Read/Write R/W R/W R/W R/W R/W R/W R/W R/W PCODR and PDODR are 8-bit read/write registers that store output data for the pins on ports C and D (PC7 to PC0 and PD7 to PD0). PCODR and PDODR can always be read from or written to, regardless of the PCDDR and PDDDR settings. PCODR and PDODR are initialized to H'00 by a reset and in hardware standby mode. They retain their prior states in software standby mode. Port C and port D Input Data Registers (PCPIN, PDPIN) Bit 7 6543 210 PC7PIN PC6PIN PC5PIN PC4PIN PC3PIN PC2PIN PC1PIN PC0PIN Initial value —* —* —* —* —* —* —* —* Read/Write R RRRR RRR Note: * Determined by the state of pins PC7 to PC0. Bit 7 6543 210 PD7PIN PD6PIN PD5PIN PD4PIN PD3PIN PD2PIN PD1PIN PD0PIN Initial value —* —* —* —* —* —* —* —* Read/Write R RRRR RRR Note: * Determined by the state of pins PD7 to PD0. Reading PCPIN and PDPIN always returns the pin states. |
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