MC9S12HZ128VAL Freescale Semiconductor, MC9S12HZ128VAL Datasheet - Page 307
MC9S12HZ128VAL
Manufacturer Part Number
MC9S12HZ128VAL
Description
IC MCU 16BIT 2K FLASH 112-LQFP
Manufacturer
Freescale Semiconductor
Series
HCS12r
Datasheet
1.MC9S12HZ128CAL.pdf
(692 pages)
Specifications of MC9S12HZ128VAL
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
128KB (128K x 8)
Program Memory Type
FLASH
Eeprom Size
2K x 8
Ram Size
6K x 8
Voltage - Supply (vcc/vdd)
2.35 V ~ 5.5 V
Data Converters
A/D 16x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 105°C
Package / Case
112-LQFP
Processor Series
S12H
Core
HCS12
Data Bus Width
16 bit
Data Ram Size
6 KB
Interface Type
I2C/SCI/SPI
Maximum Clock Frequency
50 MHz
Number Of Programmable I/os
85
Number Of Timers
8
Maximum Operating Temperature
+ 105 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:
MC9S12HZ128VAL
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
Part Number:
MC9S12HZ128VAL
Manufacturer:
FREESCALE
Quantity:
20 000
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Freescale Semiconductor
No
Advance Pointer
Start Integration
Start Blanking
Initialize SSD
Disable SSD
Integration?
Detection?
Blanking?
End of
End of
Stall
Yes
Yes
Yes
No
No
Figure 10-15. Return-to-Zero Flowchart
MC9S12HZ256 Data Sheet, Rev. 2.05
Using Motor Control module, drive pointer to within 3 full steps of
calibrated zero position.
1. Clear (or set) RCIR; clear (or set) POL; clear (or set) SMS;
2. Set MCZIE; clear MODMC; clear (or set) PRE; set MCEN.
3. Set RTZE; set SDCPU; write ACLKS (select sample frequency).
4. Store threshold value in RAM.
1. Clear MCZIF.
2. Write MDCCNT with blanking time value.
3. Clear ITG; clear (or set) DCOIL; increment (or decrement) STEP for
CCW (or CW) motion.
MDCCNT = 0x0000? or MCZIF = 1?
1. Clear MCZIF.
2. Write MDCCNT with integration time value.
3. Set ITG; set DCOIL.
MDCCNT = 0x0000? or MCZIF = 1?
ITGACC < Threshold (RAM value)?
1. Clear MCZIF.
2. Clear MCEN.
3. Clear ITG.
4. Clear RTZE; clear SDCPU.
Chapter 10 Stepper Stall Detector (SSDV1)
307
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