MC9S12DT256MPVE Freescale Semiconductor, MC9S12DT256MPVE Datasheet - Page 670

• Manufacturer Part Number: MC9S12DT256MPVE
• Description: IC MCU 256K FLASH 25MHZ 112-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12DT256MPVE

• Core Processor: HCS12
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: CAN, I²C, SCI, SPI
• Peripherals: PWM, WDT
• Number Of I /o: 91
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 12K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.25 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 112-LQFP
• Processor Series: S12D
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 12 KB
• Interface Type: CAN/I2C/SCI/SPI
• Maximum Clock Frequency: 25 MHz
• Number Of Programmable I/os: 91
• Number Of Timers: 1
• Operating Supply Voltage: 5 V to 2.5 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: M68KIT912DP256
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 2 (8-ch x 10-bit)
• No. Of I/o's: 91
• Eeprom Memory Size: 4KB
• Ram Memory Size: 12KB
• Cpu Speed: 25MHz
• No. Of Timers: 1
• No. Of Pwm Channels: 8
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Chapter 18 Memory Mapping Control (S12XMMCV3)
18.3.2.12 RAM Shared Region Upper Boundary Register (RAMSHU)
Read: Anytime
Write: Anytime when RWPE = 0
670
Address: 0x011F
SHU[6:0]
Reset
Field
6–0
W
R
RAM Shared Region Upper Boundary Bits 6–0 — These bits define the upper boundary of the shared
memory in multiples of 256 bytes. The block selected by this register is included in the region. See
for details.
1
1
7
Figure 18-20. RAM Shared Region Upper Boundary Register (RAMSHU)
= Unimplemented or Reserved
SHU6
1
6
Table 18-18. RAMSHU Field Descriptions
MC9S12XDP512 Data Sheet, Rev. 2.21
SHU5
1
5
SHU4
1
4
Description
SHU3
1
3
SHU2
1
2
Freescale Semiconductor
SHU1
1
1
Figure 18-25
SHU0
1
0