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CHAPTER 20 UART2, UART3
Table 20.4-3 Functions of Each Bit of Status Register (SSR2/SSR3) (2/2)
Bit name
RIE:
Reception
bit9
interrupt request
enable bit
TIE:
Transmission
bit8
interrupt request
enable bit
356
• This bit enables/disables the reception interrupt. If any of the RDRF, PE, ORE and FRE
bits is set and this bit is "1", then a reception interrupt is signaled to the interrupt
controller.
• This bit enables or disables the transmission interrupt.
• A transmission interrupt request is output when this bit and the TDRE bit are "1".
Function
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