m24lr16e-r STMicroelectronics, m24lr16e-r Datasheet - Page 82

• Manufacturer Part Number: m24lr16e-r
• Description: 16 Kbit Eeprom With Password Protection, Dual Interface & Energy Harvesting 400 Khz I²c Bus & Iso 15693 Rf Protocol At 13.56 Mhz
• Manufacturer: STMicroelectronics

Command codes
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When configured in the RF write in progress mode, the RF WIP/BUSY pin remains in high-Z
state.
Figure 52. M24LR16 RF-Busy management following Inventory command
1) M24LR16 replies in slot n. RF_Busy is released after M24LR16 response.
RF_Busy
RF_Busy
2) Slot n never occurs. RF_Busy is only released by Power-off.
3) VCD sends a Valid command before slot n. RF_Busy is released after M24LR16
response.
RF_Busy
RF_Busy
4) VCD sends a Bad command before slot n. RF_Busy is released after VCD
command.
O
S
F
O
S
F
O
S
F
O
S
F
command
Inventory
command
Inventory
command
Inventory
command
Inventory
O
E
F
O
E
F
O
E
F
Doc ID 018932 Rev 7
O
E
F
Slot 1
Slot 1
Slot 1
Slot 1
O
E
F
O
E
F
O
E
F
O
E
F
O
E
F
O
E
F
O
S
F
O
S
F
Slot n
Slot n
command
command
INew
INew
O
E
F
O
E
F
O
E
F
O
S
F
M24LR16
O
S
F
Ireply
M24LR16
Power-off
Ireply
M24LR16E
O
E
F
MS19754V1
O
E
F