P87C660X2BBD,157 NXP Semiconductors, P87C660X2BBD,157 Datasheet - Page 56

• Manufacturer Part Number: P87C660X2BBD,157
• Description: IC 80C51 MCU 16K OTP 44-LQFP
• Manufacturer: NXP Semiconductors
• Series: 87Cr

Specifications of P87C660X2BBD,157

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, I²C, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 32
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: OTP
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 44-LQFP
• Processor Series: P87C6x
• Core: 80C51
• Data Bus Width: 8 bit
• Data Ram Size: 512 B
• Interface Type: I2C, UART
• Maximum Clock Frequency: 16 MHz, 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
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details
• Other names: 568-3204; 935273061157; P87C660X2BBD

Philips Semiconductors
0000
0200
0203
0205
0207
020A
020D
020F
0212
0215
0218
021A
021D
0220
002B
002D
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0031
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2003 Oct 02
80C51 8-bit microcontroller family
RAM, low voltage (2.7 to 5.5 V), low power, high speed (30/33
MHz), two 400KB I
4100
75DB31
D296
D297
755001
43A8A0
C2BD
75D8C5
755204
7551C0
D2DD
755204
7551C1
D2DD
C0D0
C0D9
C050
22
75D8D5
D0D0
32
2
C interfaces
!********************************************************************************************************
! INITIALIZATION ROUTINE
! Example to initialize IIC Interface as slave receiver or slave transmitter and
! start a MASTER TRANSMIT or a MASTER RECEIVE function. 4 bytes will be transmitted or received.
!********************************************************************************************************
.sect
.base
.sect
.base
INIT:
!********************************************************************************************************
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! START MASTER TRANSMIT FUNCTION
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! START MASTER RECEIVE FUNCTION
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
!********************************************************************************************************
! SIO1 INTERRUPT ROUTINE
!********************************************************************************************************
.sect
.base
! S1STA and HADD are pushed onto the stack.
! They serve as return address for the RET instruction.
! The RET instruction sets the Program Counter to address HADD,
! S1STA and jumps to the right subroutine.
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! STATE
! ACTION : Enter not addressed SLV mode and release bus. STO reset.
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
.sect
.base
16 KB OTP/ROM, 512B
strt
0x00
initial
0x200
intvec
0x00
: 00, Bus error.
st0
0x100
ajmp INIT
mov
setb
setb
mov
orl
clr
mov
mov
mov
setb
mov
mov
setb
push psw
push S1STA
push HADD
ret
mov
pop
reti
S1ADR,#OWNSLA
P1(6)
P1(7)
HADD,#PAG1
IEN0,#ENSIO1
SIO1HP
S1CON, #ENS1_NOTSTA_NOTSTO_NOTSI_AA_CR0
NUMBYTMST,#0x4
SLA,#SLAW
STA
NUMBYTMST,#0x4
SLA,#SLAR
STA
S1CON,#ENS1_NOTSTA_STO_NOTSI_AA_CR0 ! clr SI
psw
56
! RESET
! Load own SLA + enable
! general call recognition
! P1.6 High level.
! P1.7 High level.
! Enable SIO1 interrupt
! SIO1 interrupt LOW priority
! Initialize SLV funct.
! Transmit 4 bytes.
! SLA+W, Transmit funct.
! set STA in S1CON
! Receive 4 bytes.
! SLA+R, Receive funct.
! set STA in S1CON
! SIO1 interrupt vector
! save psw
! JMP to address HADD,S1STA.
P8xC660X2/661X2
! set STO,AA
Product data