SRIX4K-SBN181GE STMICROELECTRONICS [STMicroelectronics], SRIX4K-SBN181GE Datasheet - Page 10

• Manufacturer Part Number: SRIX4K-SBN181GE
• Description: 13.56 MHz short-range contactless memory chip with 4096-bit EEPROM, anticollision and anti-clone functions
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Data transfer
3.1.2
3.1.3
10/47
Table 2.
Request start of frame
The SOF described in
●
●
●
●
Figure 5.
Request end of frame
The EOF shown in
●
●
●
Figure 6.
b
1
Bit
b
b
to b
one falling edge,
followed by 10 ETUs at logic-0,
followed by a single rising edge,
followed by at least 2 ETUs (and at most 3) at logic-1.
one falling edge,
followed by 10 ETUs at logic-0,
followed by a single rising edge.
0
9
ETU
ETU
8
Stop bit used to indicate the end of a character
Start bit used to synchronize the transmission
b0
0
0
Bit description
Information byte (command, address or data)
Request start of frame
b0
Request end of frame
b1
0
0
b1
Figure 6
Figure 5
0
b2
0
b2
Description
is composed of:
0
b3
0
b3
is composed of:
0
b4
0
b4
0
b5
0
b5
0
b6
0
b6
0
b7
b7
0
The information byte is sent with the
0
b8
b8
0
least significant bit first
0
0
b9
b9
b
b
Value
0
9
= 0
= 1
1
b10
ai07666
ai07665
1
b11
SRIX4K