P80C32UBAA,512 NXP Semiconductors, P80C32UBAA,512 Datasheet - Page 16
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P80C32UBAA,512
Manufacturer Part Number
P80C32UBAA,512
Description
IC 80C51 MCU 8BIT ROMLESS 44PLCC
Manufacturer
NXP Semiconductors
Series
80Cr
Datasheet
1.P80C31SBAA512.pdf
(32 pages)
Specifications of P80C32UBAA,512
Program Memory Type
ROMless
Package / Case
44-PLCC
Core Processor
8051
Core Size
8-Bit
Speed
33MHz
Connectivity
UART/USART
Peripherals
POR
Number Of I /o
32
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Processor Series
P80C3x
Core
80C51
Data Bus Width
8 bit
Data Ram Size
256 B
Interface Type
UART
Maximum Clock Frequency
33 MHz
Number Of Programmable I/os
32
Number Of Timers
3
Operating Supply Voltage
2.7 V to 5.5 V
Maximum Operating Temperature
+ 70 C
Mounting Style
SMD/SMT
3rd Party Development Tools
PK51, CA51, A51, ULINK2
Minimum Operating Temperature
0 C
Program Memory Size
32 KB
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Data Converters
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
568-1234-5
935255810512
P80C32UBAA
935255810512
P80C32UBAA
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
P80C32UBAA,512
Manufacturer:
NXP Semiconductors
Quantity:
10 000
Part Number:
P80C32UBAA,512
Manufacturer:
NXP/恩智浦
Quantity:
20 000
Philips Semiconductors
2000 Aug 07
80C51 8-bit microcontroller family
128/256 byte RAM ROMless low voltage (2.7V–5.5V),
low power, high speed (33 MHz)
Figure 9. UART Multiprocessor Communication, Automatic Address Recognition
START
BIT
IN UART MODE 2 OR MODE 3 AND SM2 = 1:
– WHEN OWN ADDRESS RECEIVED, CLEAR SM2 TO RECEIVE DATA BYTES
– WHEN ALL DATA BYTES HAVE BEEN RECEIVED: SET SM2 TO WAIT FOR NEXT ADDRESS.
D0
SM0 / FE
INTERRUPT IF REN=1, RB8=1 AND “RECEIVED ADDRESS” = “PROGRAMMED ADDRESS”
RECEIVED ADDRESS D0 TO D7
SMOD1
PROGRAMMED ADDRESS
D0
0 : SCON.7 = SM0
1 : SCON.7 = FE
D1
SMOD0
SM1
D1
Figure 8. UART Framing Error Detection
D2
SM2
SM0
D2
–
1
1
D3
REN
SM1
D3
POF
DATA BYTE
1
0
SET FE BIT IF STOP BIT IS 0 (FRAMING ERROR)
SM0 TO UART MODE CONTROL
D4
16
TB8
D4
SM2
GF1
COMPARATOR
D5
1
D5
RB8
GF0
REN
1
D6
D6
PD
TB8
TI
D7
X
D7
RB8
IDL
D8
RI
MODE 2, 3
ONLY IN
D8
SCON
(98H)
PCON
(87H)
TI
80C31/80C32
STOP
BIT
SU01191
RI
Product specification
SU00045
SCON
(98H)