M16C Datasheet, PDF (112/262 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Preliminary Specifications REV.B
Mitsubishi microcomputers
Specifications in this manual are tentative and subject to change.
M16C / 6N Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Serial I/O
(UART0)
RxD0
Clock source selection
f2SIO
f8SIO
f32SIO
Bit rate generator
Internal _{(address 03A1 16)}
1/(n0 +1)
External
UART reception
1/16
Clock synchronous type
Reception
control circuit
UART transmission
1/16
Clock synchronous type
Transmission
control circuit
Clock synchronous type
(when internal clock is selected)
1/2
CLK0
CTS0 /RTS0
Clock synchronous type
CLK
(when internal clock is selected)
polarity
reversing
circuit
CTS/RTS disabled
CTS/RTS selected
Vcc
CTS/RTS disabled
CTS/RTS separated
Clock synchronous type
(when external clock is
selected)
RTS0
CTS0
CTS0 from UART1
Receive
clock
Transmit
clock
Transmit/
receive
unit
(UART1)
RxD1
Clock source selection
f2SIO
f8SIO
f32SIO
Bit rate generator
Internal (address 03A9 16)
1/(n1 +1)
External
UART reception
1/16
Clock synchronous type
Reception
control circuit
UART transmission
1/16
Clock synchronous type
Clock synchronous type
(when internal clock is selected)
1/2
Transmission
control circuit
Receive
clock
Transmit
clock
Transmit/
receive
unit
CLK1
CTS1 /RTS1
/CTS0 /CLKS1
CLK
polarity
reversing
circuit
Clock synchronous type
(when internal clock is selected)
Clock synchronous type
(when external clock is
selected)
CTS/RTS disabled
CTS/RTS separated
Clock output pin
select switch
VCC
CTS/RTS disabled
RTS1
CTS1
CTS0
CTS0 to UART0
(UART2)
RxD2
RxD polarity
reversing circuit
Clock source selection
f2SIO
f8SIO
f32SIO
Internal
Bit rate generator
(address 01F916)
1/(n2 +1)
External
UART reception
1/16
Clock synchronous type
Reception
control circuit
UART transmission
1/16
Clock synchronous type
Transmission
control circuit
Clock synchronous type
(when internal clock is selected)
1/2
Receive
clock
Transmit
clock
Transmit/
receive
unit
TxD
polarity
reversing
circuit
CLK2
CTS2 /RTS 2
CLK
polarity
reversing
circuit
Clock synchronous type
(when internal clock is selected)
CTS/RTS _{CTS/RTS disabled}
selected
Clock synchronous type
(when external clock is
selected)
RTS2
Vcc
CTS/RTS disabled _CTS2
n0 : Values set to UART0 bit rate generator (BRG0)
n1 : Values set to UART1 bit rate generator (BRG1)
n2 : Values set to UART2 bit rate generator (BRG2)
TxD0
TxD1
TxD2
Figure 12-1. Block diagram of UARTi (i = 0 to 2)
112