r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 408

• Manufacturer Part Number: r5f21368sdfp
• Description: Renesas Mcu R8c Family / R8c/3xt-a Series
• Manufacturer: Renesas Electronics Corporation.

Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
19.2.5
Notes:
After Reset
1. The RI bit is set to 0 when the U0RBH register is read.
2. In clock asynchronous I/O mode, set the U0RRM bit to 0 (continuous receive mode disabled).
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 00085h (U0C1_0), 00095h (U0C1_1)
Symbol
U0RRM UART0 continuous receive mode
Symbol
U0IRS
Bit
UART0 Transmit/Receive Control Register 1 (U0C1)
RE
TE
RI
—
—
TI
Preliminary document
Specifications in this document are tentative and subject to change.
b7
—
0
Transmit enable bit
Transmit buffer empty flag
Receive enable bit
Receive complete flag
select bit
enable bit
Reserved
UART0 transmit interrupt source
b6
—
0
(2)
Bit Name
U0RRM
b5
0
(1)
U0IRS
b4
0
0: Transmission disabled
1: Transmission enabled
0: Data present in the U0TB register
1: No data in the U0TB register
0: Reception disabled
1: Reception enabled
0: Data present in the U0RB register
1: No data in the U0RB register
0: Transmit buffer empty (TI = 1)
1: Transmission completed (TXEPT = 1)
0: Continuous receive mode disabled
1: Continuous receive mode enabled
Set to 0.
b3
RI
0
RE
b2
0
Function
b1
TI
1
19. Serial Interface (UART0)
TE
b0
0
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R/W
R/W
R/W
R/W
R/W
R/W
R
R