HD6417712BPV Renesas Electronics America, HD6417712BPV Datasheet - Page 608

• Manufacturer Part Number: HD6417712BPV
• Description: MPU 1.5/3.3V 0K PB-FREE 256-BGA
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Ethernetr

Specifications of HD6417712BPV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 200MHz
• Connectivity: EBI/EMI, Ethernet, FIFO, SCI, SIO
• Peripherals: DMA, POR, WDT
• Number Of I /o: 24
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Section 16 Serial Communication Interface with FIFO (SCIF)
Serial Data Transmission: Figure 16.4 shows a sample flowchart for serial transmission.
Use the following procedure for serial data transmission after enabling the SCIF for transmission.
Rev. 1.00 Dec. 27, 2005 Page 564 of 932
REJ09B0269-0100
RE, TIE, and RIE bitscleared to 0)
1, and set RIE, TIE, and REIE bits
Set TE and RE bits in SCSCR to
SCSCR to B'00 (Internal clock/
SCIFnCK pin is input pin (input
signal is ignored)) (leaving TE,
Set RTRG1, RTRG0, TTRG1,
Set TFRST and RFRST bits
Set CKE1 and CKE0 bits in
and TTRG0 bits in SCFCR.
Set C/A bit in SCSMR to 0,
and set transfer format
1-bit interval elapsed?
Clear TE and RE bits
Set value in SCBRR
Clear TFRST and
RFRST bits to 0
in SCSCR to 0
in SCFCR to 1
Initialization
End
Figure 16.3 Sample the SCIF Initialization Flowchart
Yes
Wait
No
1. Set the clock selection in SCSCR.
2. Set the transfer format in SCSMR.
3. Write a value corresponding to the bit rate
4. Wait at least one bit interval, then set the
Be sure to clear bits RIE, TIE, TE, and RE
to 0.
into SCBRR. (Not necessary if an external
clock is used.)
TE bit or RE bit in SCSCR to 1. Also set the
RIE, TIE, and REIE bits.
Setting the TE and RE bits enables the TxD
and RxD pins to be used.