W78E052DDG Nuvoton Technology Corporation of America, W78E052DDG Datasheet - Page 19

• Manufacturer Part Number: W78E052DDG
• Description: IC MCU 8-BIT 8K FLASH 40-DIP
• Manufacturer: Nuvoton Technology Corporation of America
• Series: W78r

Specifications of W78E052DDG

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 36
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 2.4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -

Special Function Registers:
SYMBOL
B
ACC
P4
PSW
TH2
TL2
RCAP2H
RCAP2L
T2MOD
T2CON
SFRCN
SFRRD
SFRAH
SFRAL
XICON
CHPCON
EAPAGE
IP
IPH
P3
IE
P2
SBUF
SCON
P1
WDTC
AUXR
TH1
TH0
TL1
TL0
TMOD
TCON
PCON
P0UPR
DPH
DEFINITION
B register
Accumulator
Program status word
T2 reg. high
T2 reg. low
T2 capture low
T2 capture high
Timer 2 Mode
Timer 2 control
SFR program of control
SFR program of data register
SFR program of address high byte
SFR program of address low byte
External interrupt control
Chip control
Erase page operation modes
Interrupt priority
Interrupt priority High
Port 3
Interrupt enable
Port 2
Serial buffer
Serial control
Port 1
Watchdog control
Auxiliary
Timer high 1
Timer high 0
Timer low 1
Timer low 0
Timer mode
Timer control
Power control
Port 0 pull up option Register
Data pointer high
Port 4
ADDRESS MSB
F0H
E0H
D8H
D0H
CDH
CCH
CBH
CAH
C9
C8H
C7H
C6H
C5H
C4H
C0H
BFH
BEH
B8H
B7H
B0H
A8H
A0H
99H
98H
90H
8FH
8EH
8DH
8CH
8BH
8AH
89H
88H
87H
86H
83H
W78E054D/W78E052D/W78E051D Data Sheet
(E7)
(BF)
(AF)
(F7)
(D7)
CY
(CF)
TF2
PX3
SWRST
-
(B7)
RD
EA
(A7)
A15
(9F)
SM0/FE
(97)
ENW
-
GATE
(8F)
TF1
SMOD
-
(F6)
(E6)
(D6)
AC
(CE)
EXF2
EX3
-
(BE)
-
(B6)
WR
(AE)
-
(A6)
A14
(9E)
SM1
(96)
CLRW
-
C/T
(8E)
TR1
SMOD0
-
- 19 -
(F5)
(E5)
(D5)
F0
(CD)
RCLK
NOE
IE3
(BD)
PT2
(B5)
T1
(AD)
ET2
(A5)
A13
(9D)
SM2
(95)
WIDL
-
M1
(8D)
TF0
-
-
BIT ADDRESS, SYMBOL
(F4)
(E4)
(D4)
RS1
(CC)
TCLK
NCE
IT3
-
(BC)
PS
(B4)
T0
(AC)
ES
(A4)
A12
(9C)
REN
(94)
-
-
M0
(8C)
TR0
POR
-
Publication Release Date: Dec 29, 2009
(F3)
(E3)
INT2
(D3)
RS0
(CB)
EXEN2
CTRL3
PX2
-
(BB)
PT1
(B3)
INT1
(AB)
ET1
(A3)
A11
(9B)
TB8
(93)
-
GATE
(8B)
IE1
GF1
-
(E2)
INT3
(D2)
OV
(CA)
TR2
CTRL2
EX2
-
(BA)
PX1
(B2)
INT0
(AA)
EX1
(A2)
A10
(9A)
RB8
(92)
PS2
C/T
(8A)
IT1
GF0
-
(F2)
(F1)
(E1)
(D1)
F1
(C9)
C/T2
CTRL1
IE2
FBOOTS
L
EAPG1
(B9)
PT0
(B1)
TXD
(A9)
ET0
(A1)
A9
(99)
TI
(91)
T2EX
PS1
M1
(89)
IE0
PD
-
(E0)
CTRL0
(F0)
(D0)
P
DCEN
(C8)
CP/RL2
IT2
ENP
EAPG0
(B8)
PX0
(B0)
RXD
(A8)
EX0
(A0)
A8
(98)
RI
(90)
T2
PS0
ALEOFF
M0
(88)
IT0
IDL
P0UP
LSB
Revision A09
RESET
0000 0000B
0000 0000B
0000 1111B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
1100 0000B
0000 0000B
1111 1111B
0100 0000B
1111 1111B
0000 0000B
0000 0000B
1111 1111B
0000 0000B
0000 0110B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0000 0000B
0011 0000B
0000 0001B
0000 0000B