Toshiba TCL M28LG2 Service Manual page 23

Microcontrollers Descriptions
Power Supply
up AV Ring
DD
Oscillator
up MPAGND
Power Supply
up DV TLCS-870/X
DD
CPU core
up DV
SS
up VV
SS
Reset I/O Test Pin
RESET
System Controller
TEST
Standby Controller
Resonator
Timing Generator
Connecting Pins
XIN High
frequency
XOUT
P2 P4
P20 P40
(MROM version: TMPA8873CMBNG /CPBNG /CRBNG /CSBNG)
Display Character
Memory ROM
On-screen display circuit
Data Memory
(RAM)
Time Base
Timer
Clock
Watchdog
Generator
Timer
DA Converter 8-bit Key on
P5
(PWM) AD wake up
P50 to P53, 56
I/O Ports
Tentative Tentative Tentative Tentative
CLK
VD
R, G, B,
Jitter
Y/BL Elimination
HD
Interrupt Controller
16-bit 8-bit
Timer Timer/Counter
TC1 TC2 TC3 TC4
Video signal Remote
P6
output control signal
P60 to P61, 63
14
Confidential
TMPA8873CxBNG
TV signal processor interface
P32 P33 P64 to P67 P70, 71 P57
I
P6 P7
Data Slicer ROM corrective circuit
Program Counter
Program Memory
(ROM)
Inst. Register
Inst. Decoder
Serial Bus
P3
Interface
P30, 31
P54 P34, 35
CSOUT
P5
2006/05/25