MC9S12HZ256CAL Freescale Semiconductor, MC9S12HZ256CAL Datasheet - Page 111
MC9S12HZ256CAL
Manufacturer Part Number
MC9S12HZ256CAL
Description
IC MCU 256K FLASH 25MHZ 112-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12HZ128CAL.pdf
(692 pages)
Specifications of MC9S12HZ256CAL
Core Processor
HCS12
Core Size
16-Bit
Speed
25MHz
Connectivity
CAN, EBI/EMI, I²C, SCI, SPI
Peripherals
LCD, Motor control PWM, POR, PWM, WDT
Number Of I /o
85
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
12K x 8
Voltage - Supply (vcc/vdd)
2.35 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
112-LQFP
Processor Series
S12H
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
12 KB
Interface Type
I2C/SCI/SPI
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
85
Number Of Timers
8
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
EWHCS12
Minimum Operating Temperature
- 40 C
On-chip Adc
16-ch x 10-bit
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
MC9S12HZ256CAL
Manufacturer:
Freescale Semiconductor
Quantity:
135
Company:
Part Number:
MC9S12HZ256CAL
Manufacturer:
Freescale Semiconductor
Quantity:
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Part Number:
MC9S12HZ256CAL
Manufacturer:
FREESCALE
Quantity:
20 000
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Freescale Semiconductor
Clock Register
Written
Check
Protection
Violation Check
Access
Error Check
Address, Data,
Command
Bit Polling for
Command
Buffer Empty Check
Completion Check
Read: Register ECLKDIV
1.
2.
3.
Bit EDIVLD set?
yes
Write: Array Address and
Program Data
Write: Register ECMD
Program Command 0x20
Write: Register ESTAT
Clear bit CBEIF 0x80
Figure 3-18. Example Program Command Flow
Read: Register ESTAT
ACCERR
no
no
CBEIF
no
PVIOL
yes
CCIF
MC9S12HZ256 Data Sheet, Rev. 2.05
Set?
EXIT
Set?
Write: Register ECLKDIV
Set?
Set?
Bit
Bit
Bit
Bit
no
yes
yes
yes
no
Clear bit PVIOL 0x20
Write: Register ESTAT
Clear bit ACCERR 0x10
Write: Register ESTAT
NOTE: command sequence
aborted by writing 0x00 to
ESTAT register.
NOTE: command sequence
aborted by writing 0x00 to
ESTAT register.
Read: Register ESTAT
Chapter 3 2 Kbyte EEPROM Module (EETS2KV1)
Next Write?
yes
no
111
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