NEC uPD72257, Preliminary User'S Manual

Page: 289 / 343

8.9.6.6 DRWPERFCOUNTk - Performance counter k
The Drawing Engine will increment the counters on every event selected by
DRWPERFTRIGGER.
Note k = 1 to 2
Access This register can be read and written in 32-bit units.
Address DRWPERFCOUNT1: <DrwE_Base> + CC
H
DRWPERFCOUNT2: <DrwE_Base> + D0
H
Index
DRWPERFCOUNT1: 51, DRWPERFCOUNT2: 52
Initial Value 0000 0000
H
. This register is initialized by any reset.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
PERFCOUNTk[31:16]
R/W
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
PERFCOUNTk[15:0]
R/W
Bit Bit name Function
31 to 0
PERFCOUNTk
[31:0]
Counter k value
Drawing Engine Chapter 8
Preliminary User's Manual S19203EE1V3UM00
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