LG KE970 Service Manual page 19

3. TECHNICAL BRIEF
- Advanced static and dynamic power management features including TDMA-Frame synchronous
low power mode and enhanced CPU modes(idle and sleep modes)
- Pulse Number Modulation output for Automatic Frequency Correction(AFC)
- Serial RF Control interface: support of direct conversion RF
- A Universal Serial Interface(USIF) enabling asynchronous (UART) of synchronous (SPI)
serial data transmission
- 1 Serial Synchronous SPI compatible interfaces in the controller domain
- 1 Serial Synchronous SPI compatible interface in the TEAKLite domain
- 2 USART with autobaud detection, hardware flow control and integrated IrDA controller
supporting IrDA's SIR standard (up to 115.2Kbps)
- A dedicated Fas IfDA Controller supporting IrDA's SIR,MIR and FIR standards (up to 4Mbps)
- I2C-bus interface (e.g. connection to S/M power)
- A fast display interface supporting serial and parallel interconnection
- An ITU-R BT.656 compatible Camera interface.
- Programmable clock output for a camera
- An multimedia/Secure Digital Card Interface (MMCI/SD:SDIO capable)
3.2.3. External Devices connected to memory interface
Table 1 Memory interface
Device Name
FLASH PF38F5060M0Y0B0
SDRAM PF38F5060M0Y0B0
LCD IL220DBN1A
Melody IC Not Used
3.2.4. RF Interface (T_OUT)
S-Gold2 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
T_OUT0
T_OUT1
T_OUT2
T_OUT3
T_OUT4
T_OUT5
T_OUT6
Maker
Intel
Intel
LGIT
S/W
Interconnection
TXON_PA
VIBRATOR_EN
PA_BAND
ANT_SW1
ANT_SW2
ANT_SW3
MODE
- 20 -
Remark
Synchronous / A synchronous
Synchronous 104MHz
8bit access 3times transmission
Infineon Software CODEC
Description
PAM Power on
VBRATOR ON-
TX RF band select
FEM control
FEM control
FEM control
PAM Mode select