Uarti Bit Rate Register (Uibrg) (I = 0 To 2, 5 To 7); Uarti Transmit Buffer Register (Uitb) (I = 0 To 2, 5 To 7) - Renesas M16C/64A Series User Manual

M16C/64A Group
23.2.3

UARTi Bit Rate Register (UiBRG) (i = 0 to 2, 5 to 7)

UARTi Bit Rate Register (i = 0 to 2, 5 to 7)
b7
Write to the UiBRG register while the serial interface is neither transmitting nor receiving.
Use the MOV instruction to write to the UiBRG register.
Write to the UiBRG register after setting bits CLK1 to CLK0 in the UiC0 register.
23.2.4

UARTi Transmit Buffer Register (UiTB) (i = 0 to 2, 5 to 7)

UARTi Transmit Buffer Register (i = 0 to 2, 5 to 7)
(b15) (b8)
b7
b7 b0
Use the MOV instruction to write to this register.
When character length is 9 bits long or I
from upper byte to lower byte.
R01UH0136EJ0210 Rev.2.10
Jul 31, 2012
b0 Symbol
U0BRG, U1BRG, U2BRG
U5BRG, U6BRG, U7BRG
Function
If set value is n, UiBRG divides the count source
by n + 1.
Symbol
U0TB
b0
U1TB
U2TB
U5TB
U6TB
U7TB
Transmit data
No register bits. If necessary, set to 0. The read value is undefined.
23. Serial Interface UARTi (i = 0 to 2, 5 to 7)
Address
0249h, 0259h, 0269h
0289h, 0299h, 02A9h
00h to FFh (other than I
Address
024Bh to 024Ah
025Bh to 025Ah
026Bh to 026Ah
028Bh to 028Ah
029Bh to 029Ah
02ABh to 02AAh
Function
2
C mode, write to this register in 16-bit units, or in 8-bit units
Reset Value
XXh
XXh
Setting Range
2
C mode)
2
03h to FFh (I C mode)
Reset Value
XXXXh
XXXXh
XXXXh
XXXXh
XXXXh
XXXXh
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RW
WO
RW
WO
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