80C554 Datasheet, PDF (40/76 Pages) NXP Semiconductors – 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

Philips Semiconductors
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
Preliminary specification
80C554/83C554/87C554
MT
SUCCESSFUL TRANSMISSION
ÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇ ÇÇÇÇÇÇÇÇÇÇ ÇÇÇÇÇÇ _{TOASLAVERECEIVER}
S
SLA
W
A
DATA
A
P
08H
18H
NEXT TRANSFER STARTED WITH A REPEATED START CONDITION
NOT ACKNOWLEDGE RECEIVED AFTER THE SLAVE ADDRESS
NOT ACKNOWLEDGE RECEIVED AFTER A DATA BYTE
A ^ÇÇP^{ÇÇÇÇ}
20H
28H
ÇÇÇ_SÇÇÇÇÇÇ_SÇÇÇ_LA ÇÇÇÇÇÇ_W ÇÇÇ
10H _{ÇÇÇÇR ÇÇ}
ÇÇÇÇÇÇÇÇÇ _A
P
TO MST/REC MODE
ENTRY = MR
30H
ARBITRATION LOST IN SLAVE ADDRESS OR DATA BYTE
A or A
OTHER MST
CONTINUES
A or A
OTHER MST
CONTINUES
38H
38H
ARBITRATION LOST AND ADDRESSED AS SLAVE
A
OTHER MST
CONTINUES
ÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇÇ _Data
FROM MASTER TO SLAVE
68H 78H 80H
FROM SLAVE TO MASTER
A
ANY NUMBER OF DATA BYTES AND THEIR ASSOCIATED ACKNOWLEDGE BITS
TO CORRESPONDING
STATES IN SLAVE MODE
n
THIS NUMBER (CONTAINED IN S1STA) CORRESPONDS TO A DEFINED STATE OF THE I²C BUS. SEE TABLE 6.
Figure 40. Format and States in the Master Transmitter Mode
SU00971
2000 Nov 10
40