M16C6KA_15 Datasheet, PDF (93/270 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER Description

M16C/6KA Group
Serial I/O
UART1 transmit/receive control register 1
b7 b6 b5 b4 b3 b2 b1 b0
Symbol
U1C1
Address
03AD16
When reset
0216
Bit
symbol
Bit name
Function
(During clock synchronous
serial I/O mode)
Function
(During UART mode)
TE Transmit enable bit
0 : Transmission disabled 0 : Transmission disabled
1 : Transmission enabled 1 : Transmission enabled
TI Transmit buffer empty flag 0 : Data present in
0 : Data present in
transmit buffer register
transmit buffer register
1 : No data present in
1 : No data present in
transmit buffer register
transmit buffer register
RE Receive enable bit
0 : Reception disabled
1 : Reception enabled
0 : Reception disabled
1 : Reception enabled
RI Receive complete flag
0 : No data present in
receive buffer register
1 : Data present in
receive buffer register
0 : No data present in
receive buffer register
1 : Data present in
receive buffer register
Nothing is assigned.
In an attempt to write to these bits, write “0”. The value, if read, turns out to be “0”.
U1LCH Data logic selection bit
0 : Not reverse
1 : Reverse
0 : Not reverse
1 : Reverse
Nothing is assigned.
In an attempt to write to these bits, write “0”. The value, if read, turns out to be “0”.
RW
Fig.GA-6 Serial I/O-related registers (4)
Rev.1.00 Jul 16, 2004 page 91 of 266
REJ03B0100-0100Z