ML51/ML54/ML56
Sep. 01, 2020
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ML51/M
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L56
Series
Tec
hnical Reference
Manual
DPH
– Data Pointer High Byte
Register
SFR Address
Reset Value
DPH
83H, All pages
0000_0000b
7
6
5
4
3
2
1
0
DPTR[15:8]
R/W
Bit
Name
Description
[7:0]
DPTR[15:8] Data Pointer High Byte
This is the high byte of 16-bit data pointer. DPH combined with DPL serve as a 16-bit data
pointer DPTR to access indirect addressed RAM or Program Memory. DPS (AUXR1.0) bit
decides which data pointer, DPTR or DPTR1, is activated.