upd78f9211grt2-jjg-a ETC-unknow, upd78f9211grt2-jjg-a Datasheet - Page 157

• Manufacturer Part Number: upd78f9211grt2-jjg-a
• Description: 8-bit Single-chip Microcontrollers
• Manufacturer: ETC-unknow

A/D converter
operation
is reset (0) by software.
conversion operation, the conversion operation is initialized, and if the ADCS bit is set (1), conversion starts again
from the beginning.
A/D conversion operations are performed continuously until bit 7 (ADCS) of the A/D converter mode register (ADM)
If a write operation is performed to ADM or the analog input channel specification register (ADS) during an A/D
Reset signal generation makes the A/D conversion result register (ADCR, ADCRH) undefined.
ADCRH
ADCR,
INTAD
SAR
Undefined
Sampling
Sampling time
Figure 9-10. Basic Operation of A/D Converter
CHAPTER 9 A/D CONVERTER
User’s Manual U16994EJ3V0UD
Conversion time
A/D conversion
Conversion
result
Conversion
result
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