參數(shù)資料
型號： 87C554
廠商： NXP Semiconductors N.V.
英文描述： 80C51 8-bit microcontroller . 6 clock operation 16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I2C, PWM, capture/compare, high I/O, 64L LQFP
中文描述： 80C51的8位微控制器。 6小時運作16K/512檢察官辦公室/光盤/無ROM，7通道10位A / D，I2C和脈寬調(diào)制，捕捉/比較，高I / O，64L LQFP封裝
文件頁數(shù)： 59/76頁
文件大小： 400K
代理商： 87C554
Philips Semiconductors
Preliminary specification
80C554/83C554/87C554
80C51 8-bit microcontroller – 6 clock operation
16K/512 OTP/ROM/ROMless, 7 channel 10 bit A/D, I
2
C, PWM,
capture/compare, high I/O, 64L LQFP
2000 Nov 10
59
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! STATE
: 80, Previously addressed with own SLA. DATA received, ACK returned.
! ACTION
: Read DATA.
!
IF received DATA was the last
!
THEN superfluous DATA will be received and NOT ACK returned
ELSE next DATA will be received and ACK returned.
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
.sect
srs80
.base
0x180
0180
0183
0185
75D018
A6DA
01D8
mov
mov
ajmp REC2
psw,#SELRB3
@r0,S1DAT
! Read received DATA
.sect
.base
srs80s
0xd8
00D8
00DA
D906
75D8C1
REC2:
LDAT:
djnz
mov
r1,NOTLDAT3
S1CON,#ENS1_NOTSTA_NOTSTO_NOTSI_NOTAA_CR0
! clr SI,AA
00DD
00DF
00E0
D0D0
32
75D8C5
pop
reti
mov
psw
NOTLDAT3:
S1CON,#ENS1_NOTSTA_NOTSTO_NOTSI_AA_CR0
! clr SI, set AA
00E3
00E4
00E6
08
D0D0
32
inc
pop
reti
r0
psw
RETsr:
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! STATE
: 88, Previously addressed with own SLA. DATA received NOT ACK returned.
! ACTION
: No save of DATA, Enter NOT addressed SLV mode.
!
Recognition of own SLA. General call recognized, if S1ADR. 0–1.
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
.sect
srs88
.base
0x188
0188
75D8C5
mov
S1CON,#ENS1_NOTSTA_NOTSTO_NOTSI_AA_CR0
! clr SI, set AA
018B
01E4
ajmp RETsr
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! STATE
: 90, Previously addressed with general call.
!
DATA has been received, ACK has been returned.
! ACTION
: Read DATA.
After General call only one byte will be received with ACK
!
the second DATA will be received with NOT ACK.
!
DATA will be received and NOT ACK returned.
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
.sect
srs90
.base
0x190
0190
0193
0195
75D018
A6DA
01DA
mov
mov
ajmp LDAT
psw,#SELRB3
@r0,S1DAT
! Read received DATA
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
! STATE
: 98, Previously addressed with general call.
!
DATA has been received, NOT ACK has been returned.
! ACTION
: No save of DATA, Enter NOT addressed SLV mode.
Recognition of own SLA. General call recognized, if S1ADR. 0–1.
!– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
.sect
srs98
.base
0x198
0198
75D8C5
mov
S1CON,#ENS1_NOTSTA_NOTSTO_NOTSI_AA_CR0
! clr SI, set AA
019B
019D
D0D0
32
pop
reti
psw
相關(guān)PDF資料
PDF描述
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參數(shù)描述
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87C576 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit microcontroller family 8K/256 OTP/ROM, 6 channel 10-bit A/D, 4 comparators, failure detect circuitry, watchdog timer
87C58 制造商:INTEL 制造商全稱:Intel Corporation 功能描述:CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER
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87C58X2 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:80C51 8-bit microcontroller family 4K/8K/16K/32K ROM/OTP 128B/256B RAM low voltage 2.7 to 5.5 V, low power, high speed 30/33 MHz
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