SH7040 Datasheet, PDF (596/923 Pages) Renesas Technology Corp – Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)

Figures 15.10 and 15.11 show examples of conversion start operation timing.
ADF
Analog circuit
power supply
ADST
Set
Set to 1 by software
Clear
Cleared to 0 by software
Conver-
Channel 0 ^sion
standby
Sam- A/D Sam- A/D
pling conver- pling conver-
1 sion 1 3 sion 3
Conver-
Channel 1 sion
standby
Sam- A/D
pling conver-
2 sion 2
Conver-
Channel 2 sion
standby
Conver-
Channel 3 ^sion
standby
200 cycles
ADDRA
ADDRB
Conversion
result 1
Conversion
result 3
Conversion
result 2
ADDRC
ADDRD
Figure 15.10 Conversion Start Operation (Low-Power Conversion Mode)
558