P80C554SFBD,157 NXP Semiconductors, P80C554SFBD,157 Datasheet - Page 17

• Manufacturer Part Number: P80C554SFBD,157
• Description: IC 80C51 MCU 8BIT ROMLESS 64LQFP
• Manufacturer: NXP Semiconductors
• Series: 80Cr

Specifications of P80C554SFBD,157

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, I²C, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 40
• Program Memory Type: ROMless
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 7x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-LQFP
• Processor Series: P80C5x
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: I2C, UART
• Maximum Clock Frequency: 8 MHz, 16 MHz
• Number Of Programmable I/os: 40
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 10 bit, 7 Channel
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -
• Lead Free Status / Rohs Status: Details
• Other names: 568-2086; 935268881157; P80C554SFBD

Philips Semiconductors
2003 Jan 28
80C51 8-bit microcontroller – 6-clock operation
16K/512 OTP/ROMless, 7 channel 10 bit A/D, I
high I/O, 64L LQFP
TM2CON (EAH)
IEN1 (E8H)
BIT
IEN1.7
IEN1.6
IEN1.5
IEN1.4
IEN1.3
IEN1.2
IEN1.1
IEN1.0
BIT
TM2CON.7
TM2CON.6
TM2CON.5
TM2CON.4
TM2CON.3
TM2CON.2
TM2CON.1
TM2CON.0
(MSB)
(MSB)
T2IS1
ET2
7
7
ECM2
T2IS0
Figure 11. Timer T2 Interrupt Enable Register (IEN1)
SYMBOL
ET2
ECM2
ECM1
ECM0
ECT3
ECT2
ECT1
ECT0
6
6
SYMBOL
TSIS1
T2IS0
T2ER
T2BO
T2P1
T2P0
T2MS1
T2MS0
Figure 12. T2 Control Register (TM2CON)
T2MS1 T2MS0
T2P1
0
0
1
1
0
0
1
1
ECM1
T2ER
5
5
FUNCTION
Enable Timer T2 overflow interrupt(s)
Enable T2 Comparator 2 interrupt
Enable T2 Comparator 1 interrupt
Enable T2 Comparator 0 interrupt
Enable T2 Capture register 3 interrupt
Enable T2 Capture register 2 interrupt
Enable T2 Capture register 1 interrupt
Enable T2 Capture register 0 interrupt
T2P0
Timer T2 prescaler select
Timer T2 mode select
FUNCTION
Timer T2 16-bit overflow interrupt select
Timer T2 byte overflow interrupt select
Timer T2 external reset enable. When this bit is set,
Timer T2 may be reset by a rising edge on RT2 (P1.5).
Timer T2 byte overflow interrupt flag
0
1
0
1
0
1
0
1
ECM0
T2BO
4
4
2
C, PWM, capture/compare,
17
Mode Selected
Clock source
Clock source/2
Clock source/4
Clock source/8
Timer T2 halted (off)
T2 clock source = f
Test mode; do not use
T2 clock source = pin T2
Timer T2 Clock
ECT3
T2P1
3
3
ECT2
T2P0
2
2
OSC
T2MS1
ECT1
1
1
/6
T2MS0
ECT0
(LSB)
(LSB)
0
0
Reset Value = 00H
80C554/87C554
Reset Value = 00H
Product data
SU01083
SU01446