NEC LCD8205 Manuale Utente Scaricare il pdf (Pagina 45)

45

7.22. “ VOLUME ” Control procedure

7.22.1. VOLUME Control

CMD Data1 Data2 Data3 Data4 Data5

Command

(0xF5)

Target

(0x88)

Monitor ID

(0x00)

CMD

(0xFE)

Parameter

(0x1A)

Value

Command (0xF5) : Start bit

Target (0x88) : Set bit

Monitor ID (0x00) : Default value -> 0x00

CMD (0xFE) : command data

Parameter(0x1A) : ‘ VOLUME ’ parameter

Value: 0 ~ 100 (range)

7.22.2. Current VOLUME state read

CMD Data1 Data2 Data3 Data4

Command

(0xF4)

Target

(0x89)

Monitor ID

(0x00)

CMD

(0xFE)

Parameter

(0x1A)

Command (0xF4) : Start bit

Target (0x89) : Get bit

Monitor ID (0x00) : Default value -> 0x00

CMD(0xFE) : command data

Parameter (0x1A) : ‘VOLUME’ parameter

CMD Data1

Command

(0xF1)

Value

Command (0xF1) : Start send bit

Value : Current VOLUME getting value

0 ~ 100 (range)

1 2 ... 40 41 42 43 44 45 46 47 48 49 50 ... 78 79

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