M306V2 Mitsubishi, M306V2 Datasheet - Page 100

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

100
Figure 2.11.1 Block diagram of UARTi (i = 0 and 2)
(UART2)
(UART0)
CTS
CTS
0
2
/ RTS
/ RTS
RxD
RxD
CLK
CLK
2
Clock source selection
2
2
0
0
0
Clock source selection
f
f
f
f
f
f
1
8
32
1
8
32
reversing
reversing
polarity
polarity
circuit
circuit
CLK
CLK
reversing circuit
CTS/RTS selected
RxD polarity
Internal
Internal
CTS/RTS
selected
External
External
Clock synchronous type
(when internal clock is selected)
Clock synchronous type
(when internal clock is selected)
Vcc
UART2 bit rate
generator
UART 0 bit rate
generator
(address 03A1
(address 0379
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
CTS/RTS disabled
1 / (n
1 / (n
Vcc
CTS/RTS disabled
CTS/RTS disabled
CTS/RTS disabled
2
0
+1)
+1)
16
16
)
)
Clock synchronous type
Clock synchronous type
1/16
1/16
1/16
1/16
1/2
1/2
Clock synchronous type
Clock synchronous type
Clock synchronous type
(when internal clock is selected)
UART reception
UART transmission
Clock synchronous type
(when internal clock is selected)
UART reception
UART transmission
Clock synchronous type
(when external clock is
selected)
RTS
CTS
RTS
CTS
Clock synchronous type
(when external clock is
selected)
2
2
0
0
n0 : Values set to UART0 bit rate generator (BRG0)
n2 : Values set to UART2 bit rate generator (BRG2)
Transmission
control circuit
control circuit
Reception
Transmission
control circuit
control circuit
Reception
and ON-SCREEN DISPLAY CONTROLLER
Receive
clock
Transmit
clock
MITSUBISHI MICROCOMPUTERS
Receive
clock
Transmit
clock
M306V2ME-XXXFP
Transmit/
receive
unit
Transmit/
receive
unit
M306V2EEFP
reversing
polarity
circuit
TxD
TxD
TxD
2
0
Rev. 1.0