Texas-instruments TMS320C64x DSP Instrukcja Użytkownika Strona 248

  • Pobierz
  • Dodaj do moich podręczników
  • Drukuj
  • Strona
    / 306
  • Spis treści
  • BOOKMARKI
  • Oceniono. / 5. Na podstawie oceny klientów
Przeglądanie stron 247
GPIO Registers
5-7General Purpose I/O OperationSPRU629
Table 54. Video Port Pin Function Register (PFUNC) Field Descriptions (Continued)
Bit DescriptionValuesymval
field
20 PFUNC20 PFUNC20 bit determines if VCTL1 pin functions as GPIO.
NORMAL 0 Pin functions normally.
VCTL1 1 Pin functions as GPIO pin.
1911
Reserved 0 Reserved. The reserved bit location is always read as 0. A
value written to this field has no effect.
10 PFUNC10 PFUNC10 bit determines if VDATA[1910] pins function as
GPIO.
NORMAL 0 Pins function normally.
VDATA10TO19 1 Pins function as GPIO pin.
91
Reserved 0 Reserved. The reserved bit location is always read as 0. A
value written to this field has no effect.
0 PFUNC0 PFUNC0 bit determines if VDATA[90] pins function as
GPIO.
NORMAL 0 Pins function normally.
VDATA0TO9 1 Pins function as GPIO pin.
For CSL implementation, use the notation VP_PFUNC_field_symval
Przeglądanie stron 247
1 2 ... 243 244 245 246 247 248 249 250 251 252 253 ... 305 306

Komentarze do niniejszej Instrukcji

Brak uwag