t6020m ATMEL Corporation, t6020m Datasheet - Page 41

• Manufacturer Part Number: t6020m
• Description: Low-current Microcontroller For Watchdog Function
• Manufacturer: ATMEL Corporation

8-bit Pseudo I
In this mode, the SSI exhibits all the typical I
tional features except for the acknowledge-bit which is
never expected or transmitted.
Rev. A3, 02-Apr-01
(IFN = 0)
(IFN = 1)
(IFN = 0)
(IFN = 1)
Interrupt
Interrupt
Interrupt
Interrupt
SRDY
SRDY
ACT
SDD
ACT
SDD
SIR
SIR
SD
SD
SC
SC
2
Write STB
Write STB
(tx data 1)
(tx data 1)
C Mode
Start
Start
7 6 5 4 3 2 1
msb
msb
7 6 5 4 3 2 1
tx data 1
tx data 1
Figure 44. Example of I
Figure 45. Example of I
2
lsb
lsb
C opera-
0 A
0 A
I
The I
communication
communicate control and data information. Although the
I
Write STB
(tx data 2)
2
2
2
2
C transmit dialog
C
C receive dialog
C Bus Protocol
2
msb
msb
C protocol constitutes a simple 2-wire bidirectional
7 6 5 4 3 2 1 0 A
7 6 5 4 3 2 1 0 A
protocol
rx data 2
tx data 2
highway via which devices can
can
lsb
lsb
support
Stop
T6020M
multi-master
Stop
Read SRB
(rx data 2)
13826
41 (54)
13827
bus