Renesas M16C Series User Manual page 239

M30240 Group
Setting UART2 bit rate generator
b7
Note: Write to UARTi bit rate generator when transmission/reception is halted.
Reception enabled
b7
Writing transmit data
(b15)
b7
Confirm R D
X 2
b7
Figure 2.70: Set-up procedure of transmission in UART mode (compliant with SIM interface) (2)
Rev.1.00 Sep 24, 2003 Page 221 of 360
Continued from the previous page
b0
UART2 bit rate generator [Address 0379
U2BRG
Can be set from 00
to FF
16
b0
UART2 transmit/receive control register 1 [Address 037D
1 1
U2C1
Transmit enable bit
1 : Transmission enabled
Receive enable bit
1 : Reception enabled
(b8)
b0 b7
UART2 transmit interrupt
pin level
b0
Port P7 register [Address 03ED
P7
Port P7 register
1
0 : "L" level
1 : "H" level
REIT instruction
]
16
(Note)
16
16
b0
UART2 transmit buffer register [Address 037B
U2TB
Setting transmission data
]
16
Clock-Asynchronous Serial I/O
]
, 037A ]
16 16