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80C554 Datasheet(PDF) 51 Page - NXP Semiconductors

Part # 80C554
Description  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
PDF  76 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

80C554 Datasheet(HTML) 51 Page - NXP Semiconductors

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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, I2C, PWM,
capture/compare, high I/O, 64L LQFP
2000 Nov 10
51
DB
S1ADR
GC
S1DAT
0
0
CR0
CR!
SI
0
AA
ST0
STA
CR2
ENS1
SPECIAL FUNCTION REGISTERS
53
BACKUP
NUMBYTMST
INTERNAL DATA RAM
S1STA
S1CON
PSW
DA
D9
D8
D0
PS1
IPO
B8
IEN0
AB
ES1
EA
P1.7
P1.6
P1
90
80
7F
ORIGINAL VALUE OF NUMBYTMST
NUMBER OF BYTES AS MASTER
52
SLA
SLA+R/W TO BE TRANSMITTED TO SLA
51
HADD
HIGHER ADDRESS BYTE INTERRUPT ROUTINE
50
SLAVE TRANSMITTER DATA RAM
4F
STD
48
SLAVE RECEIVER DATA RAM
SRD
40
MASTER RECEIVER DATA RAM
MRD
38
MASTER TRANSMITTER DATA RAM
MTD
30
19
R1
R0
18
00
SU00978
Figure 47. SIO1 Data Memory Map



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