HD6413007F20 Renesas Electronics America, HD6413007F20 Datasheet - Page 574

• Manufacturer Part Number: HD6413007F20
• Description: IC H8 MCU ROMLESS 5V 100QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD6413007F20

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 35
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -

17. RAM
17.1.2
The on-chip RAM is controlled by SYSCR. Table 17.1 gives the address and initial value of
SYSCR.
Table 17.1 System Control Register
H'EE012
Note:
17.2
Bit
Initial value
Read/Write
One function of SYSCR is to enable or disable access to the on-chip RAM. The on-chip RAM is
enabled or disabled by the RAME bit in SYSCR. For details about the other bits, see section 3.3,
System Control Register (SYSCR).
Rev.5.00 Sep. 12, 2007 Page 544 of 764
REJ09B0396-0500
Address*
* Lower 20 bits of the address in advanced mode.
Register Configuration
System Control Register (SYSCR)
Software standby
System control register
Name
SSBY
R/W
7
0
STS2
R/W
6
0
Standby timer select 2 to 0
STS1
R/W
5
0
STS0
R/W
4
0
SYSCR
Abbreviation
User bit enable
R/W
UE
3
1
NMI edge select
NMIEG
R/W
2
0
R/W
R/W
Software standby
output port enable
SSOE
R/W
1
0
RAM enable bit
Enables or
disables
on-chip RAM
H'09
Initial Value
RAME
R/W
0
1