15.1.2.10 Pin Change Mask Register 4

Name: PCMSK4
Offset: 0x74
Reset: 0x00
Property: -

Bit 76543210 
  PCINT38PCINT37PCINT36PCINT35PCINT34PCINT33PCINT32 
Access R/WR/WR/WR/WR/WR/WR/W 
Reset 0000000 

Bits 0, 1, 2, 3, 4, 5, 6 – PCINT Pin Change Enable Mask

Each PCINT[38:32]-bit selects whether pin change interrupt is enabled on the corresponding I/O pin. If PCINT[38:32] is set and the PCIE4 bit in PCICR is set, pin change interrupt is enabled on the corresponding I/O pin. If PCINT[38:32] is cleared, pin change interrupt on the corresponding I/O pin is disabled.