ez80190 ZiLOG Semiconductor, ez80190 Datasheet - Page 142

• Manufacturer Part Number: ez80190
• Description: Ez80190 Microprocessor
• Manufacturer: ZiLOG Semiconductor

PS006613-0306
Bit
Reset
CPU Access
Note: R/W = Read/Write.
Bit
Position
[7:0]
MACC_ySTART
Bit
Reset
CPU Access
Note: R/W = Read/Write.
Bit
Position
[7:0]
MACC_yEND
MACC y DATA Starting Address Register
The MACC_ySTART register, indicated in
for the MACC to read 16-bit values from the y DATA for performing its calcula-
tions.
MACC y DATA Ending Address Register
The MACC_yEND register, indicated in
the MACC to read 16-bit values from the y DATA for performing its calculations.
Table 64. MACC y DATA Starting Address Register
Table 65. MACC y DATA Ending Address Register
Value Description
00h–
FFh
Value Description
00h–
FFh
R/W
R/W
7
0
7
0
Starting address for the y DATA of MACC RAM.
Ending address for the y DATA of MACC RAM.
(MACC_ySTART = E4h)
(MACC_yEND = E5h)
R/W
R/W
6
0
6
0
PRELIMINARY
R/W
R/W
5
0
5
0
R/W
R/W
Table
4
0
4
0
Table
65, defines the ending address for
R/W
R/W
3
0
3
0
64, defines the starting address
eZ80190 Product Specification
R/W
R/W
2
0
2
0
R/W
R/W
1
0
1
0
Multiply-Accumulator
R/W
R/W
0
0
0
0
128