M306V5ME-XXXSP Datasheet, PDF (94/262 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

MITSUBISHI MICROCOMPUTERS
M306V5ME-XXXSP
M306V5EESP
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
UART0 transmit/receive control register 0
b7 b6 b5 b4 b3 b2 b1 b0
10
Symbol
U0C0
Address
03A416
When reset
0816
Bit
symbol
Bit name
CLK0
CLK1
BRG count source
select bit
Reserved bit
Function
(During clock synchronous
serial I/O mode)
b1 b0
0 0 : f1 is selected
0 1 : f8 is selected
1 0 : f32 is selected
1 1 : Inhibited
Function
(During UART mode)
b1 b0
0 0 : f1 is selected
0 1 : f8 is selected
1 0 : f32 is selected
1 1 : Inhibited
Must always be set to “0”
Must always be set to “0”
RW
TXEPT
Transmit register empty
flag
0 : Data present in transmit
register (during transmission)
1 : No data present in transmit
register (transmission
completed)
0 : Data present in transmit register
(during transmission)
1 : No data present in transmit
register (transmission completed)
Reserved bit
Must always be set to “1”
Must always be set to “1”
NCH Data output select bit
0 : TXDi pin is CMOS output
1 : TXDi pin is N-channel
open-drain output
0: TXDi pin is CMOS output
1: TXDi pin is N-channel
open-drain output
CKPOL CLK polarity select bit
0 : Transmit data is output at
falling edge of transfer clock
and receive data is input at
rising edge
1 : Transmit data is output at
rising edge of transfer clock
and receive data is input at
falling edge
UFORM Transfer format select bit ^{0 : LSB first}
1 : MSB first
Must always be set to “0”
Must always be set to “0”
Figure 2.11.9 UART0 transmit/receive control register 0
Rev. 1.0
94