MC9S08QD2MSCR Freescale Semiconductor, MC9S08QD2MSCR Datasheet - Page 41
MC9S08QD2MSCR
Manufacturer Part Number
MC9S08QD2MSCR
Description
IC MCU 8BIT 8-SOIC
Manufacturer
Freescale Semiconductor
Series
HCS08r
Specifications of MC9S08QD2MSCR
Core Processor
HCS08
Core Size
8-Bit
Speed
16MHz
Peripherals
LVD, POR, PWM, WDT
Number Of I /o
4
Program Memory Size
2KB (2K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°C
Package / Case
8-SOIC (3.9mm Width)
Processor Series
S08QD
Core
HCS08
Data Bus Width
8 bit
Data Ram Size
128 B
3rd Party Development Tools
EWS08
Development Tools By Supplier
DEMO9S08QD4
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Connectivity
-
Lead Free Status / Rohs Status
Details
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4.5.5
An access error occurs whenever the command execution protocol is violated.
Any of the following specific actions will cause the access error flag (FACCERR) in FSTAT to be set.
FACCERR must be cleared by writing a 1 to FACCERR in FSTAT before any command can be
processed.
Freescale Semiconductor
•
•
Writing to a flash address before the internal flash clock frequency has been set by writing to the
FCDIV register
Writing to a flash address while FCBEF is not set (A new command cannot be started until the
command buffer is empty.)
Access Errors
Figure 4-3. Flash Burst Program Flowchart
MC9S08QD4 Series MCU Data Sheet, Rev. 6
YES
0
TO BUFFER ADDRESS AND DATA
WRITE COMMAND TO FCMD
NEW BURST COMMAND ?
TO LAUNCH COMMAND
AND CLEAR FCBEF
WRITE 1 TO FCBEF
WRITE TO FCDIV
WRITE TO FLASH
CLEAR ERROR
FACCERR ?
FACCERR ?
FPVIO OR
FCBEF ?
FCCF ?
START
DONE
1
NO
NO
1
1
(1)
(2)
0
0
YES
(2)
Chapter 4 Memory Map and Register Definition
checking FCBEF or FCCF.
(1)
Wait at least four bus cycles before
after reset.
Required only once
ERROR EXIT
41
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