Sagem myX3-2 Technical Information Page 16

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Technical Site Documentation - myX3-2
Ref. SCT U38 SSC DTS 0014 – Index B - March 30, 2004 Page 2-7
2.3 DATA/ AUDIO/ CHARGE CONNECTOR
2.3.1 Connector description
This connector is located at the bottom of the transmission module and enable the connection to various
accessories. It comprises power supply pins and signals.
1
18
Connector
DATA/AUDIO/CHARGE
2.3.2 Signal description
SYMBOL PIN No.
SIGNAL FUNCTION
NATURE
E/S, Al, Ana
CHARGER 1 Phone set power ON and power supply signal. POWER SUPPLY
VBAT 2
POWER SUPPLY IMAGE VOLTAGE, connect this signal
to «CHARGER» (pin n°1) to switch the module on.
POWER SUPPLY
OUTPUT
ON* 3
SIGNAL RESERVED FOR USE BY SAGEM (car
handsfree kit).
OPEN DRAIN
OUTPUT
VPP 4
Flash programming voltage
POWER SUPPLY
SDAI2C 5 DATA SIGNAL RESERVED FOR SAGEM SPECIFIC
ACCESSORIES.
LOGICAL
INPUT/OUTPUT
GND 6 ZERO VOLT SIGNAL GROUND
SCLI2C 7 CLOCK SIGNAL RESERVED FOR SAGEM SPECIFIC
ACCESSORIES.
OPEN DRAIN
INPUT/OUTPUT
INTI2C 8 INTERRUPT SIGNAL RESERVED FOR SAGEM
SPECIFIC ACCESSORIES.
LOGICAL INPUT
POLANT32 (RXD2) 9 APPLICATION INPUT SERIAL N°2 LOGICAL INPUT
RXDG 10 SERIAL DATA TO BE TRANSMITTED. LOGICAL INPUT
TXDG 11
SERIAL DATA RECEIVED.
LOGICAL OUTPUT
DIN32 12
RESET
LOGICAL INPUT
ITDATA 13 Interruption signal keep for SAGEM accessories. LOGICAL INPUT
GND 14 ZERO VOLT. SIGNAL GROUND
BFRXP 15
Audio frequency signal received (φ 0).
ANALOG OUTPUT
BFRXN 16
Complementary output to BFRXP (φ 180).
ANALOG OUTPUT
BFTXN 17 AUDIO FREQUENCY SIGNAL TO BE TRANSMITTED
φ180. Complementary input to BFTXP.
ANALOG INPUT
BFTXP 18 AUDIO FREQUENCY SIGNAL TO BE TRANSMITTED
φ0. Acoustic L.F. signal to be transmitted.
ANALOG INPUT
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