27404 Parallax Inc, 27404 Datasheet - Page 239

• Manufacturer Part Number: 27404
• Description: COMPETITION RING FOR SUMOBOT
• Manufacturer: Parallax Inc

Specifications of 27404

• Accessory Type: Hobby and Education
• Product: Microcontroller Accessories
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: SumoBot®
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant

An extra variable is necessary to keep track of which EEPROM byte gets the next record.
This
EEPROM and with
#IF DATALOG_MODE > 0 #THEN
#ENDIF
DATA
reading from and writing to. The
on whether the
helps to make sure there aren't any values from a previous round still being stored.
Especially if you stop the round early, it will be easier to discern after which record you
stopped the match, because the rest will be 0. That's the purpose of the first
directive. It sets all the EEPROM bytes from $10 to
#IF DATALOG_MODE = 1 #THEN
#ENDIF
#IF DATALOG_MODE = 2 #THEN
#ENDIF
The
0 before (
addresses, the program just reserves the space as undefined data. This is important
logIndex
LogData
LogData
LogData DATA
logIndex
directives should always be used to set aside EEPROM space that you will be
MaxBytes
DATALOG_MODE
VAR
DATA
DATA
variable is used with the
READ
). With this change, instead of writing zeros to all those EEPROM
directive that is declared when
Word
@$10, 0 (MaxBytes)
@$10, (MaxBytes)
command to retrieve them.
is 1 or 2. If it's 1, new values will be recorded, and it
DATA
directive has to be slightly different depending
WRITE
' Stores EEPROM index
' EEPROM data recording space
' EEPROM playback space
command for saving the records to
DATALOG_MODE = 2
MaxBytes
($150) to 0.
does not have a
Figure 5-4
Memory Map
The highest
EEPROM
address not
occupied by
PBASIC
program code is
$257.
LogData