D12312SVF20V Renesas Electronics America, D12312SVF20V Datasheet - Page 1082

• Manufacturer Part Number: D12312SVF20V
• Description: IC H8S/2312S MCU ROMLESS 100QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12312SVF20V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Type: ROMless
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-QFP
• For Use With: EDK2329 - DEV EVALUATION KIT H8S/2329
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Appendix B Internal I/O Registers
FKEY—Flash Key Code Register
FMATS—Flash MAT Select Register
Bit
Initial value
Initial value
Read/Write
Rev.7.00 Feb. 14, 2007 page 1048 of 1108
REJ09B0089-0700
Bit
Initial value
Read/Write
:
:
:
:
:
:
:
MS7
R/W
R/W
7
0
1
K7
7
0
MS6
R/W
6
0
0
[Programmable condition] These bits are in the execution state in the on-chip RAM.
MAT Select
R/W
K6
H'AA
H'00
6
0
MS5
R/W
5
0
1
R/W
The user boot MAT is selected (in user-MAT selection state
when the value of these bits are other than H'AA)
Initial value when these bits are initiated in user boot mode
Initial value when these bits are initiated in a mode
except for user boot mode (in user-MAT selection state)
K5
5
0
MS4
R/W
Key Code
4
0
0
H'A5
H'5A
H'00
R/W
MS3
R/W
K4
4
0
3
0
1
Writing to the SCO bit is enabled
(The SCO bit cannot be set by the value other than H'A5.)
Programming/erasing is enabled
(The value other than H'5A is in software protection state.)
Initial value
MS2
R/W
R/W
2
0
0
K3
3
0
MS1
R/W
(Valid only in the H8S/2319C F-ZTAT)
(Valid only in the H8S/2319C F-ZTAT)
1
0
1
R/W
K2
2
0
H'FFC8
H'FFC9
MS0
R/W
0
0
0
R/W
K1
1
0
(When not in user boot mode)
(When in user boot mode)
R/W
K0
0
0
FLASH
FLASH