Canon PowerShot 350 Service Manual - Page 64

Commands, 1byte, 2byte, EEPROM, write, Direct

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Part 3: Repair Information 1. DATA READING Press CMD Key 1 Input a command with Hex keys 1 Press ADR key Input Address with Hex key Commands: $10: RAM 1byte read $18: RAM 2byte read $30: EEPROM 1byte read $32: EEPROM 2 byte read $40: CPU 1byte read $48: CPU 2byte read Press RET key st, The data is appears at "Data" portion on the Display. 2. DATA WRITING Press CMD key Input a command with Hex key. Press ADR key Input the Address with Hex key Press DATA key 1 Input the data with Hex key Press RET key Commands: $20: RAM 1byte write $28: RAM 2byte write $38: EEPROM 1byte write $3A: EEPROM 2 byte write $50: CPU 1byte write $58: CPU 2byte write $60: Direct Out put of Data 3-14

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Part
3:
Repair
Information
1.
DATA
READING
Press
CMD
1
Key
Input
a
command
with
Hex
keys
Press
1
ADR
key
Input
Address
with
Hex
key
Press
RET
st,
key
Commands:
$10:
RAM
1byte
read
$18:
RAM
2byte
read
$30:
EEPROM
1byte
read
$32:
EEPROM
2
byte
read
$40:
CPU
1byte
read
$48:
CPU
2byte
read
The
data
is
appears
at
"Data"
portion
on
the
Display.
2.
DATA
WRITING
Press
CMD
key
Input
a
command
with
Hex
key.
Press
ADR
key
Input
the
Address
with
Hex
key
Press
DATA
1
key
Input
the
data
with
Hex
key
Press
RET
key
3-14
Commands:
$20:
RAM
1
byte
write
$28:
RAM
2byte
write
$38:
EEPROM
1
byte
write
$3A:
EEPROM
2
byte
write
$50:
CPU
1byte
write
$58:
CPU
2byte
write
$60:
Direct
Out
put
of
Data