Device electronic signature RM0351
1810/1830 DocID024597 Rev 5
49.3 Package data register
Base address: 0x1FFF 7500
Address offset: 0x00
Read only = 0xXXXX where X is factory-programmed
1514131211109876543210
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. PKG[4:0]
rrrrr
Bits 15:5 Reserved, must be kept at reset value
Bits 4:0 PKG[4:0]: Package type
00000: LQFP64
00010: LQFP100
00011: UFBGA132
00100: LQFP144, WLCSP81 or WLCSP72
10000: UFBGA169
10001: WLCSP100
UFBGA169, WLCSP100 is only for STM32L496xx/4A6xx devices
WLCSP72 and WLCSP81 are only for STM32L475xx/476xx/486xx devices
Others: reserved