HD6417750SBP200 Renesas Electronics America, HD6417750SBP200 Datasheet - Page 806
HD6417750SBP200
Manufacturer Part Number
HD6417750SBP200
Description
IC SUPERH MPU ROMLESS 256BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417750RBP240DV.pdf
(1164 pages)
Specifications of HD6417750SBP200
Core Processor
SH-4
Core Size
32-Bit
Speed
200MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
28
Program Memory Type
ROMless
Ram Size
24K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 2.07 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-BGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
HD6417750SBP200
Manufacturer:
RENESAS/瑞萨
Quantity:
20 000
- Current page: 806 of 1164
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Section 15 Serial Communication Interface (SCI)
Handling of TEND Flag and TE Bit: The TEND flag is set to 1 when the stop bit of the final
data segment is transmitted. If the TE bit is cleared immediately after confirming that the TEND
flag was set, transmission may not complete properly because stop bit transmission processing is
still underway. Therefore, wait at least 0.5 serial clock cycles (1.5 cycles if two stop bits are used)
after confirming that the TEND flag was set before clearing the TE bit.
Receive Error Flags and Transmit Operations (Synchronous Mode Only): Transmission
cannot be started when a receive error flag (ORER, PER, or FER) is set to 1, even if the TDRE
flag is set to 1. Be sure to clear the receive error flags to 0 before starting transmission.
Note also that the receive error flags are not cleared to 0 by clearing the RE bit to 0.
Receive Data Sampling Timing and Receive Margin in Asynchronous Mode: The SCI
operates on a base clock with a frequency of 16 times the bit rate. In reception, the SCI
synchronizes internally with the fall of the start bit, which it samples on the base clock. Receive
data is latched at the rising edge of the eighth base clock pulse. The timing is shown in figure
15.24.
16 clocks
8 clocks
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 1 2 3 4 5
Base clock
–7.5 clocks
+7.5 clocks
Receive data
Start bit
D0
D1
(RxD)
Synchronization
sampling timing
Data sampling
timing
Figure 15.24 Receive Data Sampling Timing in Asynchronous Mode
Rev.7.00 Oct. 10, 2008 Page 720 of 1074
REJ09B0366-0700
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