Class _gpa: 16-bit GPIO port

Relatives

• Access to GPIO pins:
  • (PORT,p): single pin at position p
  • (PORT,n,p): n consecutive pins at position p
• Registers
  • crl, crh, idr, odr, bsrr, brr, lckr

Interface

• Power control

hw|hwa( power, PORT,   on
                     | off );