HD6417720BP133BV Renesas Electronics America, HD6417720BP133BV Datasheet - Page 690

• Manufacturer Part Number: HD6417720BP133BV
• Description: SH3-DSP, WITH USB AND LCDC, PB-F
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH7700r

Specifications of HD6417720BP133BV

• Core Processor: SH-3 DSP
• Core Size: 32-Bit
• Speed: 133MHz
• Connectivity: FIFO, I²C, IrDA, MMC, SCI, SD, SIO, SIM, USB
• Peripherals: DMA, LCD, POR, WDT
• Number Of I /o: 117
• Program Memory Type: ROMless
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 1.4 V ~ 1.6 V
• Data Converters: A/D 4x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 18 Serial Communication Interface with FIFO (SCIF)
Page 630 of 1414
Set transmit trigger number in TTRG1
and TTRG0 in SCFCR, write transmit
(leaving TE and RE bits cleared to 0)
Clear TE and RE bits in SCSCR to 0
Set CKE1 and CKE0 bits in SCSCR
Clear TFRST and RFRST bits to 0
setting number, and clear TDFE
data exceeding transmit trigger
flag to 0 after reading 1 from it
Figure 18.13 Sample SCIF Initialization Flowchart (3)
Set TFRST and RFRST bits in
Set C/A bit in SCSMR to 1
Set CKS1 and CKS0 bits
1-bit interval elapsed?
Set value in SCBRR
(Simultaneous Transmission and Reception)
Initialization
SCFCR to 1
End
Yes
Wait
No
1
2
3
4
5
6
7
1. Be sure to set the TFRST bit in
2. Set the clock selection in SCSCR.
3. Set the clock source selection in
4. Write a value corresponding to the
5. Clear the TFRST and RFRST bits in
6. Set the transmit trigger number, write
7. Wait one bit interval.
SCFCR to 1, to reset the FIFOs.
Be sure to clear bits RIE, TIE, TE,
and RE to 0.
SCSMR.
bit rate into SCBRR.
SCFCR to 0.
transmit data exceeding the transmit
trigger setting number, and clear the
TDFE flag to 0 after reading it.
SH7720 Group, SH7721 Group
R01UH0083EJ0400 Rev. 4.00
Sep 21, 2010