DF2148RTE20IV Renesas Electronics America, DF2148RTE20IV Datasheet - Page 662

• Manufacturer Part Number: DF2148RTE20IV
• Description: MCU 5V 128K I-TEMP,PB-FREE, 100-
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148RTE20IV

• 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: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Section 20 A/D Converter
20.1.4
Table 20.2 summarizes the registers of the A/D converter.
Table 20.2 A/D Converter Registers
Name
A/D data register AH
A/D data register AL
A/D data register BH
A/D data register BL
A/D data register CH
A/D data register CL
A/D data register DH
A/D data register DL
A/D control/status register
A/D control register
Module stop control register
Keyboard comparator control
register
Notes: 1. Lower 16 bits of the address.
20.2
20.2.1
Bit
Initial value
Read/Write
There are four 16-bit read-only ADDR registers, ADDRA to ADDRD, used to store the results of
A/D conversion.
Rev. 4.00 Sep 27, 2006 page 616 of 1130
REJ09B0327-0400
2. Only 0 can be written in bit 7, to clear the flag.
Register Configuration
Register Descriptions
A/D Data Registers A to D (ADDRA to ADDRD)
AD9
15
R
0
AD8
14
R
0
AD7
13
R
0
AD6
12
R
0
AD5
Abbreviation
ADDRAH
ADDRAL
ADDRBH
ADDRBL
ADDRCH
ADDRCL
ADDRDH
ADDRDL
ADCSR
ADCR
MSTPCRH
MSTPCRL
KBCOMP
11
R
0
AD4
10
R
0
AD3
R
9
0
AD2
R
8
0
R/W
R
R
R
R
R
R
R
R
R/(W) *
R/W
R/W
R/W
R/W
AD1
R
7
0
AD0
2
R
6
0
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'00
H'3F
H'3F
Initial Value
H'FF
H'00
—
R
5
0
—
R
4
0
—
R
3
0
—
R
2
0
Address *
H'FFE0
H'FFE1
H'FFE2
H'FFE3
H'FFE4
H'FFE5
H'FFE6
H'FFE7
H'FFE8
H'FFE9
H'FF86
H'FF87
H'FEE4
—
R
1
0
—
R
1
0
0