r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 434
r5f21368sdfp
Manufacturer Part Number
r5f21368sdfp
Description
Renesas Mcu R8c Family / R8c/3xt-a Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R5F21368SDFP.pdf
(760 pages)
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Part Number:
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Manufacturer:
Renesas Electronics America
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Under development
R8C/36T-A Group
R01UH0240EJ0001 Rev.0.01
Apr 28, 2011
20.2.5
Notes:
U2LCH Bit (Data logic select bit)
After Reset
1. The RI bit is set to 0 (no data in the U2RB register) when the lower 8 bits in the U2RB register are read.
2. Set to 1 (transmission completed) when in I
3. Can only be set in SIO mode. In other modes, set to 0 (continuous receive mode disabled).
4. Can only be set in SIO/UART mode. In other modes, set to 0 (not inverted).
5. Set to 0 (output disabled).
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 000C5h
Write to the U2C1 register using the MOV instruction.
This bit inverts the polarity of transmit data and receive data (data only). When the U2LCH bit is 1 (inverted),
the logic of data written to the U2TB register is inverted when writing data to the U2TB register during
transmission. When reading data from the U2TB register during reception, data with inverted logic is read.
Symbol U2ERE
U2RRM UART2 continuous receive mode
Symbol
U2ERE Error signal output enable bit
U2LCH
U2IRS
Bit
UART2 Transmit/Receive Control Register 1 (U2C1)
TE
RE
RI
TI
Preliminary document
Specifications in this document are tentative and subject to change.
b7
0
Transmission enable bit
Transmit buffer empty flag
Reception enable bit
Reception complete flag
UART2 transmit interrupt source
select bit
enable bit
Data logic select bit
(4)
U2LCH
b6
(3)
0
(3)
Bit Name
U2RRM
b5
0
(1)
U2IRS
2
(5)
C mode.
b4
0
0: Transmission disabled
1: Transmission enabled
0: Data present in the U2TB register
1: No data in the U2TB register
0: Reception disabled
1: Reception enabled
0: No data in the U2RB register
1: Data present in the U2RB register
0: Transmit buffer empty (TI = 1)
1: Transmission completed (TXEPT = 1)
0: Continuous receive mode disabled
1: Continuous receive mode enabled
0: Not inverted
1: Inverted
0: Output disabled
1: Do not set.
b3
RI
0
RE
b2
0
Function
b1
TI
1
20. Serial Interface (UART2)
TE
b0
0
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