GS290 Operational Description Revision B
LG Electronics 23/136 LGE Property
3.2.3. External Devices connected to memory interface
Table 1. Memory interface
Device Name Maker Remark
FLASH K522H1HACB-B060 SAMSUNG Synchronous / A synchronous
DDR K522H1HACB-B060 SAMSUNG Synchronous 166MHz
LCD IM300IBN1A LGIT 8bit access 2 times transmission
Melody IC Not Used S/W Infineon Software CODEC
3.2.4. RF Interface (T_OUT)
S-Gold3 uses this interface to control RF IC and Peripherals. 13 signals are provided switch on/off RF ICs
Periodically each TDMA frame.
Table 2. RF Interface Spec.
T_OUT
Resource Interconnection Description
T_OUT0 TXON_PA PAM Power on
T_OUT1 N/A N/A
T_OUT2 PA_BAND TX RF band select
T_OUT3 N/A N/A
T_OUT4 N/A N/A
T_OUT5 Other function -
T_OUT6 PA MODE PAM Mode select
3.2.5. USIF Interface
GS290 have three USIF Drivers as follow :
- USIF1 : Hardware Flow Control / SW upgrade / Calibration
- USIF2 : Not used Rx, Tx and CTS, RTS use BT Interface
- USIF3 : BT Interface
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