15.6.5 IOCBN

Interrupt-on-Change Negative Edge Register Example
Name: IOCBN
Address: 0x1F49

Bit 76543210 
 IOCBN7IOCBN6IOCBN5IOCBN4IOCBN3IOCBN2IOCBN1IOCBN0 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 0, 1, 2, 3, 4, 5, 6, 7 – IOCBNn Interrupt-on-Change Negative Edge Enable bits

ValueDescription
1 Interrupt-on-Change enabled on the IOCA pin for a negative-going edge. Associated Status bit and interrupt flag will be set upon detecting an edge.
0 Interrupt-on-Change disabled for the associated pin.