r5f21368sdfp Renesas Electronics Corporation., r5f21368sdfp Datasheet - Page 405

• 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
Table 19.3
X: Undefined
Note:
19.2.1
Note:
UART0_0 Transmit/Receive Mode Register
UART0_0 Bit Rate Register
UART0_0 Transmit Buffer Register
UART0_0 Transmit/Receive Control Register 0
UART0_0 Transmit/Receive Control Register 1
UART0_0 Receive Buffer Register
UART0_0 Interrupt Flag and Enable Register
UART0_1 Transmit/Receive Mode Register
UART0_1 Bit Rate Register
UART0_1 Transmit Buffer Register
UART0_1 Transmit/Receive Control Register 0
UART0_1 Transmit/Receive Control Register 1
UART0_1 Receive Buffer Register
UART0_1 Interrupt Flag and Enable Register
Table 19.3 lists the UART0 Register Configuration.
After Reset
1. The PRY bit is enabled when the PRTYE bit is 1 (parity enabled).
Bit
b0
b1
b2
b3
b4
b5
b6
b7
1. For details on access, refer to the description of the individual registers.
Address 00080h (U0MR_0), 00090h (U0MR_1)
Symbol
Registers
Symbol
CKDIR
Bit
SMD0
SMD1
SMD2
PRYE
STPS
PRY
UART0 Transmit/Receive Mode Register (U0MR)
—
Preliminary document
Specifications in this document are tentative and subject to change.
UART0 Register Configuration
Register Name
b7
—
0
Internal/external clock select bit
Stop bit length select bit
Odd/even parity select bit
Parity enable bit
Reserved
Serial I/O mode select bits
PRYE
b6
0
Bit Name
PRY
b5
0
(1)
STPS
b4
0
U0BRG_0
U0BRG_1
U0MR_0
U0MR_1
U0RB_0
U0RB_1
U0TB_0
U0C0_0
U0C1_0
U0TB_1
U0C0_1
U0C1_1
U0IR_0
U0IR_1
Symbol
0: Internal clock
1: External clock
0: One stop bit
1: Two stop bits
0: Odd parity
1: Even parity
0: Parity disabled
1: Parity enabled
Set to 0.
CKDIR
b2 b1 b0
Other than the above: Do not set.
0 0 0: Serial interface disabled (operation
0 0 1: Clock synchronous serial I/O mode
1 0 0: UART mode, transfer data 7 bits long
1 0 1: UART mode, transfer data 8 bits long
1 1 0: UART mode, transfer data 9 bits long
b3
0
stopped)
After Reset
00001000b
00000010b
00001000b
00000010b
SMD2
XXXXh
XXXXh
XXh
XXh
XXh
XXh
XXh
XXh
00h
00h
00h
00h
b2
0
Function
SMD1
b1
0
Address
00080h
00081h
00082h
00083h
00084h
00085h
00086h
00088h
00090h
00091h
00092h
00093h
00094h
00095h
00096h
00098h
19. Serial Interface (UART0)
SMD0
b0
0
Access Size
Page 374 of 725
16
16
8
8
8
8
8
8
8
8
8
8
8
8
8
8
(1)
(1)
(1)
(1)
(1)
(1)
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W