DF2117VT20V Renesas Electronics America, DF2117VT20V Datasheet - Page 528

• 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: -

16.4.2
A FIFO structure provides first-in first-out operation.
Operation of the FIFO when it receives data three times (byte 0, byte 1, and byte 2 in order) and is
then read three times is as shown below.
Rev. 2.00 Sep. 28, 2009 Page 486 of 994
REJ09B0452-0200
First read
Number of bytes
18
1
2
3
4
.
.
.
Operation of FIFO Register
FIFO Contents
Byte 1
Byte 2
H'00
H'00
H'00
Operation for first reception
of data
Number of bytes
Figure 16.6
Figure 16.7
.
.
.
18
1
2
3
4
.
.
.
FIFO contents
Byte 0
H'00
H'00
H'00
H'00
Second read
N
Operation when FIFO Data is Received
.
.
.
umber of bytes
Operation when FIFO Data is Read
18
1
2
3
4
.
.
.
FIFO Contents
Byte 2
H'00
H'00
H'00
H'00
Operation for data reception
three times
Number of bytes
.
.
.
18
1
2
3
4
.
.
.
Byte 0
Byte 1
Byte 2
H'00
H'00
FIFO contents
Third read
Number of bytes
.
.
.
18
1
2
3
4
.
.
.
FIFO contents
H'00
H'00
H'00
H'00
H'00
.
.
.