Eeprom Read - Epson ColorPage EPL-C8200 Service Manual

EPSON ColorPage EPL-C8200

4.2.6.12 EEPROM Read

You can read and check the data in the MCU PWB EEPROM (NVM).
Table 4-36. EEPROM Read Parameters
DIAGON command: 75
DIAGSTART command (EEPROM Read): 90 05 XX XX
DIAGSTOP command (EEPROM Read): Unnecessary
Parameter Function
1 Diagnostic type
2 Code_EP
3 Code_EP
4 Data
5 Data
6 Data
7 Data
With status (90 05 XX XX XX XX XX XX)
NOTE: Enter the lower byte of the 2 bytes in Code_EP (NVM number)
first, then enter the second byte.
NOTE: Enter the lowest byte of the 4 bytes in the status data first, then
enter the second, third and fourth bytes.
Chapter 4 Diagnostics
DIAGOFF command: 76
Data (Hex)
05: EEPROM Read
NVM number (See 4.2.6.15: NVM List.)
NVM number (See 4.2.6.15: NVM List.)
[Status only] Data
[Status only] Data
[Status only] Data
[Status only] Data
Example) Command
90 A0 86 01 00
05 CC 01
NVM No. 460 (1 CCH): Life counter
accumulated count
EEPROM read
DIAGSTART command
Example) Status
90 05 CC 01 A0 86 01 00
NVM No. 460 (1CCh): Life counter accumulated
counts for 2nd BTR Assembly
EEPROM read
DIAGSTART command
Revision A
Data: 100000 (186A0h)
Data: 100000 (186A0h)
4-35