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SM5M2 Datasheet(PDF) 2 Page - Sharp Corporation

Part # SM5M2
Description  4-Bit Single-Chip Microcomputer(LCD Driver)
PDF  28 Pages
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Manufacturer  SHARP [Sharp Corporation]
Direct Link  http://sharp-world.com/
Logo SHARP - Sharp Corporation

SM5M2 Datasheet(HTML) 2 Page - Sharp Corporation

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SM5M2
- 2 -
BLOCK DIAGRAM
RD
PC
B
SB
P0
P1
P2
SR x 4
RE
RF
ACC
XC
HC
RAM
96 x 4-bit
ROM
3 072 x 8-bit
DISP RAM
34 x 4-bit
ALU
VDSP
VOA
H0
S0
H1
H2
H3
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S33
GND
VDD
VOSC
T
RESET
CK1
OSCOUT
OSCIN
INTA
F
P22
P21
P20
P13
P12
P11
P10
P03
P02
P01
P00
BLEEDER
MELODY
CONTROLLER
MELODY ROM
6 x 256-STEP
INTERRUPT
CONTROLLER
OSC
VOICE ROM
5 x 64 k-STEP
VOICE FLAG
EXPANDER
D/A
CONVERTER
5 to 8-bit
VOICE
VR
DIVIDER
RC
P33
HARDWARE
RESET
CIRCUIT
OSC2
FOR LCD
REAL TIME CLOCK
OSC1
FOR VOICE
SYSTEM CLOCK
CK2
VOICE ROM START ADDRESS
TOSC
IFA
IFD
Nomenclature
ACC
: Accumulator
ALU
: Arithmetic logic unit
B
: RAM address register
C
: Carry flag
HC
: Common signal generator circuit
IFA
: External interrupt flag
IFD
: Divider overflow flag
RC
: Voice starting address
OSCIN,OSCOUT : Oscillator for LCD and real time clock
P0-P2
: Port registers
P33
: Voice flag port
PC
: Program counter
RAM
: Data memory
RD, RE, RF : Mode registers
ROM
: Program memory
SB
: Stack B register
SR
: PC stack register
X
: X register
CK1,CK2
: Oscillator for voice and system clock



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