J7004: 30-Pin Lcd Interface - Hytera PT580 Service Manual

Pin No.
10 /LCD_CS
11 A1
50 LCD_RST
55 LCD_BACKLIGHT
67 I2C-SCL
66 I2C-SDA
49 L_INT
44 AUDIO_PA_ON
45 INT/EXT AUDIO
37 ON/OFF
39 ENC_S
40 ENC_A
41 ENC_B
68 ACC_DET
38 KEY_LIGHT
48 IN-SPK-
50 IN-SPK+
2 SPK-
3 SPK+

J7004: 30-Pin LCD Interface

Pin No.
1
23
26
2-17
18
19
Name
Name
VSS
LCD-D0----LCD-D15
CS
RESET
Function
Reserved
Audio control
Power-on/off control
Encoder switch signal
Reserved
Key light control
Internal speaker
Speaker audio
Function
Ground (digital)
LCD data
LCD chip select
Reset signal
20
Service Manual
Valid Level
-
-
-
H
-
-
H
-
-
Valid Level
-
-
L
-