6.11.12 Change Notice Flag for PortA

This register indicates edge-detect style change occurred on the corresponding pin since the last read of the PortA bit.
Name: CNFA
Offset: 0xB0
Reset: 0x0
Property: -

Bit 3130292827262524 
          
Access  
Reset  
Bit 2322212019181716 
          
Access  
Reset  
Bit 15141312111098 
  CNFAxCNFAx  CNFAxCNFAxCNFAx 
Access R/WR/WR/WR/WR/W 
Reset 00000 
Bit 76543210 
 CNFAxCNFAxCNFAxCNFAxCNFAxCNFAxCNFAxCNFAx 
Access R/WR/WR/WR/WR/WR/WR/WR/W 
Reset 00000000 

Bits 0,1,2,3,4,5,6,7,8,9,10,13,14 – CNFAx (x = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 13, 14; x = 0 for bit0 mapped to PA0, … x = 10 for bit 10, x = 13 for bit13, … x = 14 for bit 14 mapped to PA14) Change Notice Flag for PortA

When CNCONAx = 1, CNFAx stores the occurrence of the CN event until cleared by the software.

When CNCONAx = 0, CNFAx Reads ‘0’.

ValueDescription
1An Enabled Edge Event occurred on pin PORTAx
0An Enabled Edge Event did not occur on pin PORTAx