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TMS320F2811 数据表(PDF) 85 Page - Texas Instruments |
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TMS320F2811 数据表(HTML) 85 Page - Texas Instruments |
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85 / 173 page  Peripherals 85 April 2001 − Revised July 2007 SPRS174O If configured for ”Digital I/O” mode, additional registers are provided for setting individual I/O signals (via the GPxSET registers), for clearing individual I/O signals (via the GPxCLEAR registers), for toggling individual I/O signals (via the GPxTOGGLE registers), or for reading/writing to the individual I/O signals (via the GPxDAT registers). Table 4−12 lists the GPIO Data Registers. For more information, see the TMS320x281x System Control and Interrupts Reference Guide (literature number SPRU078). Table 4−12. GPIO Data Registers†‡ NAME ADDRESS SIZE (x16) REGISTER DESCRIPTION GPADAT 0x00 70E0 1 GPIO A Data Register GPASET 0x00 70E1 1 GPIO A Set Register GPACLEAR 0x00 70E2 1 GPIO A Clear Register GPATOGGLE 0x00 70E3 1 GPIO A Toggle Register GPBDAT 0x00 70E4 1 GPIO B Data Register GPBSET 0x00 70E5 1 GPIO B Set Register GPBCLEAR 0x00 70E6 1 GPIO B Clear Register GPBTOGGLE 0x00 70E7 1 GPIO B Toggle Register Reserved 0x00 70E8 1 Reserved 0x00 70E9 1 Reserved 0x00 70EA 1 Reserved 0x00 70EB 1 GPDDAT 0x00 70EC 1 GPIO D Data Register GPDSET 0x00 70ED 1 GPIO D Set Register GPDCLEAR 0x00 70EE 1 GPIO D Clear Register GPDTOGGLE 0x00 70EF 1 GPIO D Toggle Register GPEDAT 0x00 70F0 1 GPIO E Data Register GPESET 0x00 70F1 1 GPIO E Set Register GPECLEAR 0x00 70F2 1 GPIO E Clear Register GPETOGGLE 0x00 70F3 1 GPIO E Toggle Register GPFDAT 0x00 70F4 1 GPIO F Data Register GPFSET 0x00 70F5 1 GPIO F Set Register GPFCLEAR 0x00 70F6 1 GPIO F Clear Register GPFTOGGLE 0x00 70F7 1 GPIO F Toggle Register GPGDAT 0x00 70F8 1 GPIO G Data Register GPGSET 0x00 70F9 1 GPIO G Set Register GPGCLEAR 0x00 70FA 1 GPIO G Clear Register GPGTOGGLE 0x00 70FB 1 GPIO G Toggle Register Reserved 0x00 70FC 0x00 70FF 4 † Reserved locations will return undefined values and writes will be ignored. ‡ These registers are NOT EALLOW protected. The above registers will typically be accessed regularly by the user. |
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