DS80C310-MCG+ Dallas Semiconductor, DS80C310-MCG+ Datasheet - Page 7

• Manufacturer Part Number: DS80C310-MCG+
• Description: 8BIT CISC ROMLESS 25MHZ 5V 40PDIP
• Manufacturer: Dallas Semiconductor

Specifications of DS80C310-MCG+

• Eeprom Memory: 0 Bytes
• Input Output: 32
• Interface: UART
• Memory Type: ROMless
• Number Of Bits: 8
• Package Type: 40-pin PDIP
• Programmable Memory: 0 Bytes
• Ram Size: 256 Bytes
• Speed: 25 MHz
• Timers: 3-16-bit
• Voltage, Range: 4-5.5 V
• Lead Free Status / Rohs Status: RoHS Compliant part

SPECIAL FUNCTION REGISTERS (SFRs)
Special Function Registers control most special features of the DS80C310. The High-Speed
Microcontroller User’s Guide contains descriptions of all the SFRs. Functions that are not part of the
standard 80C32 are in bold.
Table 1. Special Function Registers
REGISTER
WDCON
SADDR0
SADEN0
RCAP2H
STATUS
RCAP2L
CKCON
T2MOD
T2CON
TMOD
TCON
DPH1
PCON
SCON
DPL1
SBUF
EXIF
DPH
PSW
ACC
DPL
DPS
TH0
TH1
TH2
TL0
TL1
TL2
EIE
EIP
SP
P1
P2
P3
IE
IP
B
SMO/FE
SMOD
GATE
BIT 7
P1.7
P2.7
P3.7
TF1
TF2
IE5
EA
CY
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
0
SM0D0
BIT 6
EXF2
POR
C/
SM1
TR1
P1.6
P2.6
P3.6
IE4
HIP
AC
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
T
RCLK
BIT 5
T2M
SM2
P1.5
P2.5
P3.5
TF0
ET2
PT2
IE3
LIP
M1
F0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
TCLK
BIT 4
T1M
REN
P1.4
P2.4
P3.4
PSO
TR0
RS1
ES0
IE2
M0
7 of 24
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
1
EXEN2
GATE
BIT 3
T0M
EX5
GF1
P1.3
TB8
P2.3
P3.3
PX5
ET1
PT1
RS0
IE1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
1
BIT 2
MD2
C/
EX4
GF0
P1.2
RB8
P2.2
EX1
P3.2
PX1
TR2
PX4
IT1
OV
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
0
1
T
BIT 1
STOP
C/
T2OE
MD1
P1.1
P2.1
P3.1
EX3
PX3
ET0
PT0
IE0
M1
FL
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
TI
0
1
T2
CP/
DCEN
BIT 0
IDLE
MD0
EX2
PX2
SEL
P1.0
P2.0
EX0
P3.0
PX0
IT0
M0
—
—
—
—
—
—
—
—
—
—
—
—
—
—
RI
—
—
—
—
—
—
1
P
RL2
ADDRESS
DS80C310
CAh
CDh
CBh
CCh
8Ah
8Bh
8Ch
8Dh
A0h
A8h
A9h
B0h
B8h
B9h
C8h
C9h
D0h
D8h
8Eh
C5h
E0h
E8h
F8h
81h
82h
83h
84h
85h
86h
87h
88h
89h
90h
91h
98h
99h
F0h