upd78f0103hmca1-5a4-a Renesas Electronics Corporation., upd78f0103hmca1-5a4-a Datasheet - Page 189

• Manufacturer Part Number: upd78f0103hmca1-5a4-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: Renesas Electronics Corporation.

is reset (0) by software.
or power-fail comparison threshold register (PFT) is written during an A/D conversion operation, the conversion
operation is initialized, and if the ADCS bit is set (1), conversion starts again from the beginning.
A/D converter
operation
A/D conversion operations are performed continuously until bit 7 (ADCS) of the A/D converter mode register (ADM)
If any of ADM, the analog input channel specification register (ADS), power-fail comparison mode register (PFM),
RESET input makes the A/D conversion result register (ADCR) undefined.
INTAD
ADCR
SAR
Undefined
Sampling
Sampling time
Figure 10-9. Basic Operation of A/D Converter
CHAPTER 10 A/D CONVERTER
User’s Manual U16846EJ3V0UD
Conversion time
A/D conversion
Conversion
result
Conversion
result
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