MC9S12XET256MAA Freescale Semiconductor, MC9S12XET256MAA Datasheet - Page 1170

• Manufacturer Part Number: MC9S12XET256MAA
• Description: MCU 16BIT 256K FLASH 80-QFP
• Manufacturer: Freescale Semiconductor
• Series: HCS12r

Specifications of MC9S12XET256MAA

• 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: 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): 1.72 V ~ 5.5 V
• Data Converters: A/D 12x12b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 80-QFP
• 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: 59
• 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, 8 Channel
• Package: 80PQFP
• Family Name: HCS12X
• Maximum Speed: 50 MHz
• Operating Supply Voltage: 1.8|2.8|5 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Chapter 29 1024 KByte Flash Module (S12XFTM1024K5V2)
fault information will be recorded until the specific ECC fault flag has been cleared. In the event of
simultaneous ECC faults, the priority for fault recording is:
All FECCR bits are readable but not writable.
1170
Offset Module Base + 0x000E
Offset Module Base + 0x000F
Reset
Reset
1. Double bit fault over single bit fault
2. CPU over XGATE
W
W
R
R
0
0
7
7
ECCRIX[2:0]
= Unimplemented or Reserved
= Unimplemented or Reserved
Figure 29-21. Flash ECC Error Results Low Register (FECCRLO)
Figure 29-20. Flash ECC Error Results High Register (FECCRHI)
000
001
010
011
100
101
110
111
0
0
6
6
MC9S12XE-Family Reference Manual , Rev. 1.23
Parity bits read from
Table 29-27. FECCR Index Settings
Flash block
Bits [15:8]
0
0
5
5
Not used, returns 0x0000 when read
Not used, returns 0x0000 when read
Data 1 [15:0] (P-Flash only)
Data 2 [15:0] (P-Flash only)
Data 3 [15:0] (P-Flash only)
FECCR Register Content
0
0
4
4
ECCR[15:8]
Global address [15:0]
ECCR[7:0]
CPU or XGATE
source identity
Data 0 [15:0]
Bit[7]
0
0
3
3
Global address
0
0
2
2
Bits[6:0]
[22:16]
Freescale Semiconductor
0
0
1
1
0
0
0
0