M30240ECFP MITSUBISHI [Mitsubishi Electric Semiconductor], M30240ECFP Datasheet - Page 89

• Manufacturer Part Number: M30240ECFP
• Description: M30240 Group Specification
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Preliminary Specifications REV. E
Specifications in this manual are tentative and subject to change
UART0 through UART2
Figure 1.80: Serial I/O-related registers (4)
UARTi transmit/receive control register 1
b7
UART2 transmit/receive control register 1
b7
b6
b6
b5
b5
b4
b4
b3
b3
b2
b2
b1
b1
b0
b0
symbol
U2RRM UART2 continuous
symbol
U2LCH
U2ERE Error signal output
TE
TI
RE
RI
U2IRS UART2 transmit interrupt
Nothing is assigned.
These bits can neither be set nor reset. When read, the value of these bits is “0”.
Bit
Bit
RE
TE
RI
TI
UiC1(i=0,1)
Symbol
Symbol
U2C1
Transmit buffer
empty flag
Receive enable bit
Receive complete flag
Transmit buffer
empty flag
Receive enable bit
Receive complete flag
cause select bit
receive mode enable bit
Data logic select bit
enable bit
Transmit enable bit
Transmit enable bit
Bit name
Bit name
1-89
03A5
Address
Address
037D
16
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
,
03AD
16
0 : Transmission disabled
1 : Transmission enabled
0 : Reception disabled
1 : Reception enabled
0 : Transmission disabled
1 : Transmission enabled
0 : Reception disabled
1 : Reception enabled
(During clock synchronous
0 : Data present in
1 : No data present in
0 : No data present in
1 : Data present in
(During clock synchronous
0 : Data present in
1 : No data present in
0 : No data present in
1 : Data present in
0 : Transmit buffer empty
1 : Transmit is completed
0 : Continuous receive
1 : Continuous receive
0 : No reverse
1 : Reverse
Must be fixed to “0”
16
transmit buffer register
transmit buffer register
receive buffer register
receive buffer register
transmit buffer register
transmit buffer register
receive buffer register
receive buffer register
(TXEPT = 1)
mode enabled
(TI = 1)
mode disabled
serial I/O mode)
serial I/O mode)
When reset
When reset
Function
Function
02
02
16
16
0 : Transmission disabled
1 : Transmission enabled
0 : Data present in
1 : No data present in
0 : Reception disabled
1 : Reception enabled
0 : No data present in
1 : Data present in
0 : Transmission disabled
1 : Transmission enabled
0 : Data present in
1 : No data present in
0 : Reception disabled
1 : Reception enabled
0 : No data present in
1 : Data present in
0 : Transmit buffer empty
1 : Transmit is completed
Invalid
0 : No reverse
1 : Reverse
0 : Output disabled
1 : Output enabled
Mitsubishi microcomputers
transmit buffer register
transmit buffer register
receive buffer register
receive buffer register
transmit buffer register
transmit buffer register
receive buffer register
receive buffer register
(TXEPT = 1)
(TI = 1)
M30240 Group
(During UART mode)
(During UART mode)
Function
Function
R
R
W
W