DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 1117

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 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: HD64F2148ATE20; HD64F2148ATE20

ADCSR—A/D Control/Status Register
Bit
Initial value
Read/Write
Note: * Only 0 can be written, to clear the flag.
R/(W)
A/D end flag
ADF
0 [Clearing conditions]
1 [Setting conditions]
7
0
• When 0 is written in the to ADF flag after reading ADF = 1
• When the DTC is activated by an ADI interrupt, and ADDR is read
• Single mode: When A/D conversion ends
• Scan mode: When A/D conversion ends on all specified channels
*
A/D interrupt enable
ADIE
R/W
0 A/D conversion end interrupt (ADI) request disabled
1 A/D conversion end interrupt (ADI) request enabled
6
0
A/D start
0 A/D conversion stopped
1 • Single mode: A/D conversion is started. Cleared to 0 automatically
• Scan mode: A/D conversion is started. Conversion continues
ADST
when conversion on the specified channel ends
sequentially on the selected channels until ADST is cleared to
0 by software, a reset, or a transition to standby mode or module
stop mode
R/W
Scan mode
5
0
0 Single mode
1 Scan mode
Clock select
0 Conversion time = 266 states (max.)
1 Conversion time = 134 states (max.)
SCAN
Channel select
selection
R/W
Group
CH2
4
0
0
1
CH1
Rev. 4.00 Sep 27, 2006 page 1071 of 1130
0
1
0
1
selection
Channel
CKS
R/W
H'FFE8
3
0
CH0
0
1
0
1
0
1
0
1
Appendix B Internal I/O Registers
AN0
AN1
AN2
AN3
AN4
AN5
AN6 or CIN0 to 7
AN7 or CIN8 to 15
Single mode
CH2
R/W
2
0
Description
CH1
R/W
AN0
AN0, AN1
AN0, AN1, AN2
AN0, AN1, AN2, AN3
AN4
AN4, AN5
AN4, AN5, AN6 or CIN0 to 7
AN4, AN5, AN6 or CIN0 to 7,
AN7 or CIN8 to 15
1
0
REJ09B0327-0400
Scan mode
A/D Converter
CH0
R/W
0
0