RX13T Group
TDRE Flag (Transmit Data Empty Flag)
Indicates whether the TDR register has data to be transmitted.
[Setting condition]
When data is transferred from TDR to TSR
[Clearing condition]
When data is written to TDR
R01UH0822EJ0100 Rev.1.00
Jul 31, 2019
23. Serial Communications Interface (SCIg, SCIh)
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