r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 486

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

R8C/34M Group
R01UH0131EJ0100 Rev.1.00
Jun 21, 2011
23.2.3
Note:
1. Set bits b0 to b7 after setting the MPTB bit.
After Reset
After Reset
b10
b11
b12
b13
b14
b15
Bit
b0
b1
b2
b3
b4
b5
b6
b7
b8
b9
Address 00ABh to 00AAh
Symbol
Symbol
Bit
Bit
UART2 Transmit Buffer Register (U2TB)
Symbol
MPTB
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
b15
b7
—
—
X
X
Transmit data (D7 to D0)
Transmit data (D8)
[When the multiprocessor communication function is not used]
Transmit data (D8)
[When the multiprocessor communication function is used]
• To transfer an ID, set the MPTB bit to 1.
• To transfer data, set the MPTB bit to 0.
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
b14
b6
—
—
X
X
b13
b5
—
—
X
X
(1)
b12
b4
—
—
X
X
b11
b3
—
—
X
X
Function
b10
b2
—
—
X
X
b1
b9
—
—
X
X
23. Serial Interface (UART2)
MPTB
b0
b8
—
X
X
Page 454 of 740
R/W
—
W
W