AN4654 Datasheet, PDF (19/32 Pages) STMicroelectronics – Migrating between STM32L1 and STM32L0 series microcontrollers

AN4654
Peripheral migration
Series
L0
and
L1
Table 8. Timers configuration for STM32L0 and STM32L1 series (continued)
Timer
Counter
resolution
Counter
type
Prescaler DMA request Capture/compare Complementary
factor
generation
channels
outputs
TIM2
TIM3
16-bit
Up, down,
up/down
Any integer
between
1 and 65536
Yes
4
No
TIM6
TIM7
16-bit
Any integer
Up
between
Yes
1 and 65536
0
No
3.10
Flash interface
Table 9 presents the difference between the Flash interface of STM32L1 series and
STM32L0 series (in this table, NA means that the feature is not available).
Table 9. Flash differences between STM32L1 series and STM32L0 series⁽¹⁾
FLASH
STM32L1 series
STM32L0 series
Main/Program
memory
Start Address
End Address
Granularity
0x0800 0000
Up to 0x0807 FFFF
Page of 256 bytes size
0x0800 0000
Up to 0x0802 FFFF
Page of 128 bytes size
EEPROM
memory
Start Address
End Address
0x0808 0000
Up to 0x0808 3FFF
0x0808 0000
Up to 0x0808 17FF
Start Address
System memory
End Address
0x1FF0 0000
0x1FF0 0FFF
0x1FF0 0000
0x1FF0 0FFF
Option Bytes
Start Address
End Address
Unprotection
0x1FF8 0000
0x1FF8 00FF
Level 0 no protection
RDP = 0xAA
0x1FF8 0000
0x1FF8 007F
Level 0 no protection
RDP = 0xAA
Read Protection
Protection
Level 1 memory protection
RDP ! = (Level 2 & Level 0)
Level 2 memory protection
RDP = 0xCC(3)
Level 1 memory protection
RDP != (Level 2 & Level 0)
Level 2: Lvl 1 +Debug disabled
RDP = 0xCC
Write protection
Protection by 4 Kbytes
PCROP protection
Protection by 4 Kbytes
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