{| class="wikitable" style="text-align:center;"
|-
! ADDRESS rowspan="2" | Register !! BIT 7 colspan="8" | Bit Position !! BIT 6 rowspan="2" | Function !! BIT rowspan="2" | Range (BCD)|-! 7 || 6 || 5 !! BIT || 4 !! BIT || 3 !! BIT || 2 !! BIT || 1 !! BIT || 0 !! FUNCTION !! RANGE
|-
| 00H || 0 || colspan="3" | 10 Seconds || colspan="4" | Seconds || Seconds || 00–59
{| class="wikitable" style="text-align:center;"
|-
! ADDRESS rowspan="2" | Register !! BIT 7 colspan="8" | Bit Position !! BIT 6 rowspan="2" | Function !! BIT rowspan="2" | Range (BCD)|-! 7 || 6 || 5 !! BIT || 4 !! BIT || 3 !! BIT || 2 !! BIT || 1 !! BIT || 0 !! FUNCTION !! RANGE
|-
| 00H || 0 || 0 || colspan="6" | Seconds || Seconds || 00–3B