ST STM32L4x6

Device electronic signature RM0351
1680/1693 DocID024597 Rev 3
Address offset: 0x04
Read only = 0xXXXX XXXX where X is factory-programmed
Address offset: 0x08
Read only = 0xXXXX XXXX where X is factory-programmed
45.2 Flash size data register
Base address: 0x1FFF 75E0
Address offset: 0x00
Read only = 0xXXXX where X is factory-programmed
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
UID[63:48]
rrrrrrrrrrrrrrrr
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UID[47:32]
rrrrrrrrrrrrrrrr
Bits 31:8 UID[63:40]: LOT_NUM[23:0]
Lot number (ASCII encoded)
Bits 7:0 UID[39:32]: WAF_NUM[7:0]
Wafer number (8-bit unsigned number)
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
UID[95:80]
rrrrrrrrrrrrrrrr
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
UID[79:64]
rrrrrrrrrrrrrrrr
Bits 31:0 UID[95:64]: LOT_NUM[55:24]
Lot number (ASCII encoded)
1514131211109876543210
FLASH_SIZE
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Bits 15:0 FLASH_SIZE[15:0]: Flash memory size
This bitfield indicates the size of the device Flash memory expressed in Kbytes.
As an example, 0x040 corresponds to 64 Kbytes.