DF2238RTF6 Renesas Electronics America, DF2238RTF6 Datasheet - Page 763
![MCU 2.2/3V 256K 100-TQFP](/photos/28/61/286119/100-tqfp_series__ptqp0100lc-a_sml.jpg)
DF2238RTF6
Manufacturer Part Number
DF2238RTF6
Description
MCU 2.2/3V 256K 100-TQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2200r
Datasheet
1.DF2238RFA6V.pdf
(1048 pages)
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
HD64F2238RTF6
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF2238RTF6V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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17.5.4
A/D conversion can be externally triggered. When the TRGS0 and TRGS1 bits are set to 11 in
ADCR, external trigger input is enabled at the ADTRG pin. A falling edge at the ADTRG pin sets
the ADST bit to 1 in ADCSR, starting A/D conversion. Other operations, in both single and scan
modes, are the same as when the bit ADST has been set to 1 by software. Figure 17.6 shows the
timing.
17.6
The A/D converter generates an A/D conversion end interrupt (ADI) at the end of A/D conversion.
Setting the ADIE bit to 1 enables ADI interrupt requests while the bit ADF in ADCSR is set to 1
after A/D conversion is completed. The DMAC* and the DTC can be activated by an ADI
interrupt. Having the converted data read by the DMAC* or the DTC in response to an ADI
interrupt enables continuous conversion without imposing a load on software.
Note: * Supported only by the H8S/2239 Group.
Table 17.5 A/D Converter Interrupt Source
Note:
Name
ADI
* Supported only by the H8S/2239 Group.
Interrupt Source
A/D conversion completed
Interrupt Source
External Trigger Input Timing
φ
ADTRG
Internal trigger signal
ADST
Figure 17.6 External Trigger Input Timing
Interrupt Source Flag
ADF
Rev. 6.00 Mar. 18, 2010 Page 701 of 982
A/D conversion
DTC
Activation
Possible
Section 17 A/D Converter
REJ09B0054-0600
DMAC*
Activation
Possible
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