MC9S12XET256MAG Freescale Semiconductor, MC9S12XET256MAG Datasheet - Page 361

• Manufacturer Part Number: MC9S12XET256MAG
• Description: MCU 16BIT 256K FLASH 144-LQFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XET256MAG

• Core Processor: HCS12X
• Core Size: 16-Bit
• Speed: 50MHz
• Connectivity: CAN, EBI/EMI, I²C, IrDA, SCI, SPI
• Peripherals: LVD, POR, PWM, WDT
• Number Of I /o: 119
• 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): 1.72 V ~ 5.5 V
• Data Converters: A/D 24x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 144-LQFP
• No. Of I/o's: 119
• Eeprom Memory Size: 4KB
• Ram Memory Size: 16KB
• Cpu Speed: 50MHz
• No. Of Timers: 3
• No. Of Pwm Channels: 8
• Digital Ic Case Style: LQFP
• Rohs Compliant: Yes
• Processor Series: S12XE
• Core: HCS12
• Data Bus Width: 16 bit
• Data Ram Size: 16 KB
• Interface Type: CAN, SCI, SPI
• Maximum Clock Frequency: 50 MHz
• Number Of Programmable I/os: 119
• Number Of Timers: 25
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWHCS12
• Development Tools By Supplier: KIT33812ECUEVME, EVB9S12XEP100, DEMO9S12XEP100
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 12 bit, 24 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10.3.1.1
All module level switches and flags are located in the XGATE Module Control Register
Module Base +0x00000
Read: Anytime
Write: Anytime
Freescale Semiconductor
Reset
Because of an order from the United States International Trade Commission, BGA-packaged product lines and partnumbers
XGDBGM
XGFRZM
XGSSM
XGEM
indicated here currently are not available from Freescale for import or sale in the United States prior to September 2010
Field
W
R
15
14
13
12
XGEM
15
0
0
XGE Mask — This bit controls the write access to the XGE bit. The XGE bit can only be set or cleared if a "1" is
written to the XGEM bit in the same register access.
Read:
Write:
0 Disable write access to the XGE in the same bus cycle
1 Enable write access to the XGE in the same bus cycle
XGFRZ Mask — This bit controls the write access to the XGFRZ bit. The XGFRZ bit can only be set or cleared
if a "1" is written to the XGFRZM bit in the same register access.
Read:
Write:
0 Disable write access to the XGFRZ in the same bus cycle
1 Enable write access to the XGFRZ in the same bus cycle
XGDBG Mask — This bit controls the write access to the XGDBG bit. The XGDBG bit can only be set or cleared
if a "1" is written to the XGDBGM bit in the same register access.
Read:
Write:
0 Disable write access to the XGDBG in the same bus cycle
1 Enable write access to the XGDBG in the same bus cycle
XGSS Mask — This bit controls the write access to the XGSS bit. The XGSS bit can only be set or cleared if a
"1" is written to the XGSSM bit in the same register access.
Read:
Write:
0 Disable write access to the XGSS in the same bus cycle
1 Enable write access to the XGSS in the same bus cycle
FRZM
XGATE Control Register (XGMCTL)
XG
14
0
0
This bit will always read "0".
This bit will always read "0".
This bit will always read "0".
This bit will always read "0".
= Unimplemented or Reserved
DBGM
XG
13
0
0
SSM
Table 10-2. XGMCTL Field Descriptions (Sheet 1 of 3)
XG
12
0
0
Figure 10-3. XGATE Control Register (XGMCTL)
FACTM
MC9S12XE-Family Reference Manual Rev. 1.23
XG
11
0
0
10
0
0
SWEFM
XG
0
0
9
XGIEM
0
0
8
Description
XGE
0
7
XGFRZ XGDBG XGSS XGFACT
6
0
0
5
0
4
Chapter 10 XGATE (S12XGATEV3)
0
3
Figure
0
0
2
SWEF
XG
1
0
10-3.
XGIE
0
0
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