Only For Training And Service Purposes - LG KC780 Service Manual

3.3.5. ADC channel
BBP ADC block is composed of 7 external ADC channel. This block operates charging process and other
related process by reading battery voltage and other analog values.
Table 4 S-GOLDradio ADC channel usage
ADC channel
Resource Interconnection
M0 BATT_ID
M1 RF_TEMP
M2 N.C.
M7 H/W VERSION
M8 VSUPPLY
M9 N.C.
M10 REMOTE_ADC
3.3.6. GPIO map
Over a hundred allowable resources, KC780 is using as follows except dedicated to SIM and Memory.
KC780 GPIO(General Purpose Input/Output) Map, describing application, I/O state, and enable level, is
shown in below table.
Table 5 S-GOLDradio GPIO pin Map
Port function
#Keypad
KP_IN0
KP_IN1
KP_IN2
KP_IN3
KP_IN4
KP_IN5
KP_IN6
KP_OUT0
KP_OUT1
KP_OUT2
KP_OUT3
#USART0
USART0_RXD
USART0_TXD
Copyright © 2008 LG Electronics. Inc. All right reserved.

Only for training and service purposes

Description
Battery IC check
RF block temperature measure
S-GOLDradio H/W version detect
Battery supply voltage measure
Remote control key detect
Signal Name Description
NONE
KP_IN(1)
KP_IN(2)
KP_IN(3)
KP_IN(4)
KP_IN(5)
KP_IN(6)
KP_OUT(0)
KP_OUT(1)
KP_OUT(2)
KP_OUT(3)
UART_RX
UART_TX
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3. TECHNICAL BRIEF
LGE Internal Use Only