DF2238RTF6 Renesas Electronics America, DF2238RTF6 Datasheet - Page 677

• Manufacturer Part Number: DF2238RTF6
• Description: MCU 2.2/3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2200r

Specifications of DF2238RTF6

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 6MHz
• Connectivity: I²C, SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 72
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.2 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2238RTF6; HD64F2238RTF6

The timing for setting the TEND flag depends on the value of the GM bit in SMR. The TEND flag
set timing is shown in figure 15.30.
TDRE
TEND
FER/ERS
Figure 15.30 TEND Flag Generation Timing in Transmission Operation
Ds
I/O data
TXI
(TEND interrupt)
Transfer to TSR from TDR
When GM = 1
When GM = 0
D0 D1 D2 D3 D4 D5 D6 D7 Dp DE
Legend:
Ds:
D7 to D0:
Dp:
DE:
Figure 15.29 Retransfer Operation in SCI Transmit Mode
nth transfer frame
Start bit
Data bits
Parity bit
Error signal
Ds
D0 D1 D2 D3 D4 D5 D6 D7 Dp
Ds D0 D1 D2 D3 D4 D5 D6 D7 Dp
Transfer to TSR from TDR
11.0 etu
Section 15 Serial Communication Interface (SCI)
12.5 etu
Retransferred frame
Rev. 6.00 Mar. 18, 2010 Page 615 of 982
Guard
(DE)
time
DE
Ds D0 D1 D2 D3 D4
REJ09B0054-0600
Transfer to TSR
Transfer
frame n + 1st
from TDR