DM588 Service Manual
Pin NO.
Port NO.
Network Name
Description
L22/IC2.
AIN2
ADCIN
RSSI
Field intensity detection
IC2.AIN3
TEMPERATUR
E
TEMPERATURE
Temperature detection
IC2.AIN0
BATDET
BATDET
Battery voltage detection
P6---F17
PRST---RSTO
UTB
PRST
F16---E1
5
OSCEN--PMU_
OSCEN
OSCEN
E11
GPIO_D44
SECRET_RST
Reset encryption chip
K18
CLKOUT2/GPI
O_D107
SECRET_CLK
Clock of encryption chip
B12
GPIO_D45
SECRET_DATA
Encryption chip data
E17
PWMOUT
PWMOUT
NO USE
A9
GPIO_D59
APCSW1
NO USE
C8
GPIO_D43
APCSW2
NO USE
M21
GPIO_D27
DS18B20
Temperature sensor 1-wire bus
B8
GPIO_D16
LPG
F13
GPIO_D1
WAKE_IN
A7
GPIO_D19
WAKE_HOST
B9
GPIO_D21
REST_4G
B7
GPIO_D20
AUDIOSELECT
V13
GPIO_D102
ENABLE_4G
F11
GPIO2
POWER_4G
4.8.Control Panel
The control panel achieves human-machine interaction, including display, key scan, volume control,
state indication and communication with accessories.
Accessory Interfaces
Pin
Signal Name
Function
Signal Definition
1
USB_DM
USB-
USB Data
(2V<VIH<3.3V, 0V<VIL<0.8V)
2
MIC+
MIC+
Analogue Input (VIN<2.0V)
3
MIC-
MIC-
Analogue Input (VIN<2.0V)
4
USB_DP
USB+
USB Data
(2V<VIH<3.3V, 0V<VIL<0.8V)
5
HOOK
Mic Hook
Indication
Digital Input
(2V<VIH<3.3V, 0V<VIL<0.8V)
6
CM
Mic Keypad Data
Line
7
PTT
PPT Key
8
BL-MIC
Mic Keypad
Digital Output (VOH>2.8V, VOL<0.4V)
9
Содержание DM588
Страница 142: ...DM588 Service Manual Figure 4 Top Layer Layout Drawing of Main Board B Board 139 ...
Страница 143: ...DM588 Service Manual Figure 5 Bottom Layer Layout Drawing of Main Board B Board 140 ...
Страница 144: ...DM588 Service Manual Figure 6 Top Layer Layout Drawing of Main Board D Board 141 ...
Страница 145: ...DM588 Service Manual Figure 7 Bottom Layer Layout Drawing of Main Board D Board 142 ...
Страница 147: ...DM588 Service Manual Figure 9 Top Layer Layout Drawing of LCD Board 144 ...
Страница 148: ...DM588 Service Manual Figure 10 Bottom Layer Layout Drawing of LCD Board 145 ...
Страница 150: ...DM588 Service Manual Figure 12 Top Layer Layout Drawing of Key Board 147 ...
Страница 151: ...DM588 Service Manual Figure 13 Bottom Layer Layout Drawing of Key Board 148 ...