MC9S12XDT256CAA Freescale Semiconductor, MC9S12XDT256CAA Datasheet - Page 562

• Manufacturer Part Number: MC9S12XDT256CAA
• Description: IC MCU 256K FLASH 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XDT256CAA

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 80MHz
• Connectivity: CAN, EBI/EMI, I²C, IrDA, LIN, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 59
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 2.35 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-QFP
• Processor Series: S12XD
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Interface Type: CAN/I2C/SCI/SPI
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 59
• Number Of Timers: 12
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: EVB9S12XDP512E
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Chapter 14 Voltage Regulator (S12VREG3V3V5)
14.3.2.5
The VREGAPIRH and VREGAPIRL register allows the configuration of the VREG_3V3 autonomous
periodical interrupt rate.
562
APIR[11:0]
Reset
Reset
Field
11-0
W
W
R
R
APIR7
Autonomous Periodical Interrupt Rate Bits — These bits define the timeout period of the API. See
for details of the effect of the autonomous periodical interrupt rate bits. Writable only if APIFE = 0 of VREGAPICL
register.
Figure 14-6. Autonomous Periodical Interrupt Rate High Register (VREGAPIRH)
Autonomous Periodical Interrupt Rate High and Low Register
(VREGAPIRH / VREGAPIRL)
Figure 14-7. Autonomous Periodical Interrupt Rate Low Register (VREGAPIRL)
0
0
0
7
7
= Unimplemented or Reserved
APIR6
Table 14-7. VREGAPIRH / VREGAPIRL Field Descriptions
0
0
0
6
6
MC9S12XDP512 Data Sheet, Rev. 2.21
APIR5
0
0
0
5
5
APIR4
0
0
0
4
4
Description
APIR11
APIR3
0
0
3
3
APIR10
APIR2
0
0
2
2
Freescale Semiconductor
APIR9
APIR1
0
0
1
1
Table 14-8
APIR8
APIR0
0
0
0
0