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RL78/G1A CHAPTER 14 MULTIPLIER AND DIVIDER/MULTIPLY-ACCUMULATOR
Figure 14-8. Timing Diagram of Multiply-Accumulation (Unsigned) Operation
(2 × 3 + 3 = 9 → 32767 × 2 + 4294901762 = 0 (over flow generated))
00H 44H
MDCH
0000H FFFFH 0000H
MDUC
MDSM
L
<8>, <9>
<10>
40H
0000H 0000H
MDCL
0000H
0000H 0003H 0009H 0002H
0000H 0002H 7FFFH
MDAL
0000H 0003H 0002H
MDBH
MDBL
0000H
0000H
0000H
FFFEH
<2> <3> <5> <6><4> <7> <2> <3> <5> <6><4> <7>
INTMD
MACOF
MACSF
L
<1>
Operation clock
MDAH
0000H
0006H
R01UH0305EJ0200 Rev.2.00 663
Jul 04, 2013