M306V2 Mitsubishi, M306V2 Datasheet - Page 103

• Manufacturer Part Number: M306V2
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
• Manufacturer: Mitsubishi

Rev. 1.0
Figure 2.11.4 UARTi transmit buffer register (i = 0 and 2)
Figure 2.11.5 UARTi receive buffer register (i = 0 and 2)
Figure 2.11.6 UARTi bit rate generator (i = 0 and 2)
(b15)
UARTi receive buffer register
b7
(b15)
UARTi transmit buffer register
b7
b7
UARTi bit rate generator
0
(b8)
b0
(b8)
b0
b0
b7
b7
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
Notes 1: Bits 15 through 12 are set to “0” when the serial I/O mode select bit (bits 2 to 0 at addresses
symbol
Nothing is assigned.
In an attempt to write to these bits, write “0.” The value, if read, turns out to be “0.”
Reserved bit
OER
FER
PER
SUM
Bit
Transmit data (Note)
Nothing is assigned.
In an attempt to write to these bits, write “0.” The value, if read, turns out to be indeterminate.
Assuming that set value = n, BRGi divides the count source by
n + 1
b0
2: The arbtration lost detecting flag is assigned to U2RB and is written only “0.” Nothing is
b0
(Bit 15 is set to “0” when bits 14 to 12 all are set to “0.”) Bits 14 and 13 are also set to “0” when
the lower byte of the UARTi receive buffer register (addresses 03A6
03A0
assinged to bit 11 of U0RB. This bit can neither be set nor reset, when read, he the value is “0.”
Overrun error flag (Note 1)
Framing error flag (Note 1)
Parity error flag (Note 1)
Error sum flag (Note 1)
16
Symbol
and 0378
U0TB
U2TB
Symbol
Symbol
U0BRG
U2BRG
U0RB
U2RB
Bit name
16
) are set to “000
03A7
037F
03A3
037B
Address
Function
16
16
Address
, 03A6
, 037E
Address
03A1
0379
16
16
, 03A2
, 037A
Must always be set to “0”
0 : No overrun error
1 : Overrun error found
Invalid
Invalid
Invalid
(During clock synchronous
Receive data
16
16
16
16
2
” or the receive enable bit is set to “0”.
16
16
serial I/O mode)
Function
Indeterminate
Indeterminate
Function
When reset
Indeterminate
Indeterminate
Indeterminate
Indeterminate
When reset
When reset
and ON-SCREEN DISPLAY CONTROLLER
MITSUBISHI MICROCOMPUTERS
0 : No overrun error
1 : Overrun error found
0 : No framing error
1 : Framing error found
0 : No parity error
1 : Parity error found
0 : No error
1 : Error found
Receive data
Must always be set to “0”
M306V2ME-XXXFP
(During UART mode)
Values that can be set
16
and 037E
Function
00
16
M306V2EEFP
to FF
16
) is read out.
16
R
W
R
R
W
W
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