HD6413003RVF RENESAS [Renesas Technology Corp], HD6413003RVF Datasheet - Page 238

• Manufacturer Part Number: HD6413003RVF
• Description: microcontroller (MCU)
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 8-18 shows the timing when the DMAC is activated by the falling edge of DREQ in block
transfer mode.
ø
DREQ
A
RD
HWR
23
Figure 8-17 Timing of DMAC Activation by Low DREQ Level in Normal Mode
to A
,
LWR
0
T
2
T
CPU cycle
Minimum 4 states
1
T
2
T
1
T
2
T
d
T
220
1
DMAC cycle
T
2
T
1
Next sampling point
T
2
T
1
T
2
CPU cycle
T
1
T
2
T
1