P89V51RB2BBC,557 NXP Semiconductors, P89V51RB2BBC,557 Datasheet - Page 52

• Manufacturer Part Number: P89V51RB2BBC,557
• Description: IC 80C51 MCU 1024 RAM 44TQFP
• Manufacturer: NXP Semiconductors
• Series: 89Vr

Specifications of P89V51RB2BBC,557

• Program Memory Type: FLASH
• Program Memory Size: 16KB (16K x 8)
• Package / Case: 44-TQFP, 44-VQFP
• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Processor Series: P89V5x
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: SPI, UART
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 622-1017 - BOARD 44-ZIF PLCC SOCKET
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 935277723557; P89V51RB2BBC; P89V51RB2BBC

NXP Semiconductors
P89V51RB2_RC2_RD2_5
Product data sheet
Fig 24. PCA compare mode
CCAPnL
write to
0
CCAPnH
write to
6.9.3 High-speed output mode
1
reset
In this mode
toggle each time a match occurs between the PCA counter and the module’s capture
registers. To activate this mode the TOG, MAT, and ECOM bits in the module’s CCAPMn
SFR must be set.
enable
16-BIT COMPARATOR
CCAPnH
PCA timer/counter
CH
CF
-
(Figure
ECOMn
CCAPnL
CR
CL
25) the CEX output (on port 1) associated with the PCA module will
Rev. 05 — 12 November 2009
CAPPn
0
-
match
CAPNn
CCF4
0
(to CCFn)
MATn
CCF3
P89V51RB2/RC2/RD2
1
8-bit microcontrollers with 80C51 core
TOGn
CCF2
0
PWMn
CCF1
0
ECCFn
CCF0
© NXP B.V. 2009. All rights reserved.
CCAPMn, n = 0 to 4
(DAH to DEH)
CCON
(D8H)
PCA
interrupt
002aaa539
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