LG G5500 Manual page 21

3.3.3. External Devices connected to memory interface
Device
FLASH1
FLASH2
SRAM
LCD
Melody IC
3.3.4. RF Interface (TPU, TSP Block)
Calypso uses this interface to control IOTA_CS(ABB Processor) and AERO(RF Processor) with GSM
Time Base
Resource
TSPDO
TSPEN0
TSPEN1
TSPACT00
TSPACT01
Table 3-2. Memory interface
Name
AM50DL128CG70I
AM50DL128CG70I
AM50DL128CG70I
S6B33B0A
YMU762
Table 3-3. RF Interface Spec.
TSP (Time Serial Port)
Interconnection
ABB & RF main Chip
ABB
RF main Chip
TSP (Time Serial Port)
PDNB
PA_ON
Write
Maker
Access Time
AMD
AMD
AMD
SDI
Yamaha
Description
Control Data
ABB Control Data Enable Signal
RF Control Data Enable Signal
RF main Chip Reset Signal
Power Amp ON signal
-22-
Read
Access Time
70ns 70ns
70ns 70ns
70ns 70ns
50ns 50ns
50ns 80ns