YLCDRSK2378 Renesas Electronics America, YLCDRSK2378 Datasheet - Page 804
YLCDRSK2378
Manufacturer Part Number
YLCDRSK2378
Description
KIT DEV EVAL H8S/2378 LCD
Manufacturer
Renesas Electronics America
Series
H8®r
Datasheet
1.YR0K42378FC000BA.pdf
(1208 pages)
Specifications of YLCDRSK2378
Main Purpose
Displays, LCD Controller
Embedded
Yes, MCU, 16-Bit
Utilized Ic / Part
YLCDRSK2378
Primary Attributes
5.7" QVGA, Touch Screen
Secondary Attributes
Source Code on CD, Debugging Requires Emulator Cable E10A USB/JTAG
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 804 of 1208
- Download datasheet (8Mb)
Section 15 Serial Communication Interface (SCI, IrDA)
Rev.7.00 Mar. 18, 2009 page 736 of 1136
REJ09B0109-0700
Clear DR to 0 and set DDR to 1
Write transmit data to TDR and
Figure 15.11 Sample Multiprocessor Serial Transmission Flowchart
Read TDRE flag in SSR
Read TEND flag in SSR
Clear TE bit in SCR to 0
Clear TDRE flag to 0
Start of transmission
set MPBT bit in SSR
All data transmitted?
Break output?
Initialization
TDRE = 1?
TEND = 1?
<End>
Yes
Yes
Yes
Yes
No
No
No
No
[1]
[2]
[3]
[4]
[1]
[2]
[3]
[4]
SCI initialization:
The TxD pin is automatically
designated as the transmit data
output pin.
After the TE bit is set to 1,
a frame of 1s is output, and
transmission is enabled.
SCI status check and transmit
data write:
Read SSR and check that the
TDRE flag is set to 1, then write
transmit data to TDR. Set the
MPBT bit in SSR to 0 or 1.
Finally, clear the TDRE flag to 0.
Serial transmission continuation
procedure:
To continue serial transmission,
be sure to read 1 from the TDRE
flag to confirm that writing is
possible, then write data to TDR,
and then clear the TDRE flag to
0. Checking and clearing of the
TDRE flag is automatic when the
DMAC or DTC is activated by a
transmit-data-empty interrupt
(TXI) request, and data is written
to TDR.
Break output at the end of serial
transmission:
To output a break in serial
transmission, set the port DDR to
1, clear DR to 0, then clear the
TE bit in SCR to 0.
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