DF2345TE20 Renesas Electronics America, DF2345TE20 Datasheet - Page 564

• Manufacturer Part Number: DF2345TE20
• Description: MCU 5V 128K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of DF2345TE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 71
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4.5 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: HD64F2345TE20; HD64F2345TE20

Section 16 RAM
16.1.1
Figure 16.1 shows a block diagram of the on-chip RAM.
16.1.2
The on-chip RAM is controlled by SYSCR. Table 16.1 shows the address and initial value of
SYSCR.
Table 16.1 RAM Register
Name
System control register
Note:
Rev. 4.00 Feb 15, 2006 page 538 of 900
REJ09B0291-0400
* Lower 16 bits of the address.
Block Diagram
Register Configuration
Figure 16.1 Block Diagram of RAM (H8S/2345, Advanced Mode)
H'FFEC00
H'FFEC02
H'FFEC04
H'FFFBFE
Internal data bus (upper 8 bits)
Internal data bus (lower 8 bits)
Abbreviation
SYSCR
R/W
R/W
H'FFEC01
H'FFEC03
H'FFEC05
H'FFFBFF
H'01
Initial Value
Address *
H'FF39