DF2117VT20V Renesas Electronics America, DF2117VT20V Datasheet - Page 563

• Manufacturer Part Number: DF2117VT20V
• Description: MCU 16BIT FLASH 3V 160K 144-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2117VT20V

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: FIFO, I²C, LPC, SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 112
• Program Memory Size: 160KB (160K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: External
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 144-TQFP, 144-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

(3)
Figure 17.8 shows an example of the data transmission flowchart.
Data Transmission
(End of transmission or transmission standby)
Write transmit data to transmit FIFO
Transmission/reception standby
Read THRE flag in FLSR
Read CTS flag in FMSR
Figure 17.8 Example of Data Transmission Flowchart
All data written
THRE = 1
CTS = 1
i ← i + 1
i ← 0
Yes
Yes
Yes
No
No
No
[3]
[2]
[4]
[1]
[1] Confirm that the CTS flag in FMSR is 1.
[2] Confirm that the THRE flag in FLSR is 1 to
[3] Write up to 16 bytes of transmit data in the
[4] When all of the data has been written, go
i < 16?
ensure that the transmit FIFO is empty.
transmit FIFO. If the transmit data is 17 bytes
or more, return to step [2] to write transmit
data in the transmit FIFO again.
to the transmission/reception standby flow.
Yes
Rev. 2.00 Sep. 28, 2009 Page 521 of 994
No
REJ09B0452-0200