Internal Block Diagram Of Ics - LG TCH-M550 Service Manual

INTERNAL BLOCK DIAGRAM of ICs

IC401 uPD784214A
1) PORT ASSIGNMENT
PCD_PWR (O)
PTUN_PWR (O)
PPWR (O)
PTEL_MUTE (I)
PREMOTE (O)
PLIGHT (O)
PSTANDBY (O)
PEV_CLK (O)
PEV_DO (O)
PCDC_PWR (O)
PCD_REV (O)
PLMT_ISW (I)
PCD_SW1 (I)
PCD_SW2 (I)
PCD_SW4 (I)
PCD_FWD (O)
PPWR_MUTE (O)
PAF_MUTE (O)
PCDC_DO (O)
PDRV_OPS (O)
PDRV_MUTE (O)
* : TCH-M1000R only
Download Pin:
CLK : 38 pin (X1)
V : 22pin (TEST/VPP)
PP
V : 9 pin (VDD), 37 pin (VDD), 51 pin (AVDD)
DD
RESET : 43 pin (/RESET)
SCK : 67 pin (/SCK2)
SO : 66 pin (SI2)
SI : 65 pin (SOS2)
GND : 40 pin (VSS), 100 pin (VSS), 61 pin (AVSS)
N.C.
V
DD
N.C.
TCH-M1000R/M550R
I/O is set by a standpoint of Micom
uPD784214A
N.C.
N.C.
TEST
N.C.
N.C.
N.C.
- 2-13 -
PRDS_DI (I)
PST (I)
N.C.
N.C.
N.C.
PDSP_OCLK (O)
PDSP_ODA (O)
PDSP_IDA (O)
PBEEP (O)
PPLL_CE (O)
PPLL_CLK (O)
PPLL_DO (O)
PPLL_DI (I)
PFRT_CLK (O)
PFRT_DO (O)
N.C.
AV
REF1
N.C.
N.C.
AV
SS
N.C.
PVOLB (I)
PVOLA (I)
PKEY2 (I)
PKEY1 (I)
PLVL_MTR (I)
PS_MTR (I)
N.C.
AV
REF0
AV
DD