27.8.6 ADCH – ADC Data Register High (ADLAR=1)

When using the I/O specific commands IN and OUT, the I/O addresses 0x00 - 0x3F must be used. When addressing I/O Registers as data space using LD and ST instructions, 0x20 must be added to these offset addresses.

Name: ADCH
Offset: 0x05
Reset: 0x00
Property: When addressing I/O Registers as data space the offset address is 0x25

Bit 76543210 
 ADCn[7:0] 
Access RRRRRRRR 
Reset 00000000 

Bits 7:0 – ADCn[7:0] ADC Conversion Result [n = 7:0]

Refer to ADCL.