Registers In USART4 0x40004C00

Register	Offset	STM32L100	STM32L151	STM32L162
SR	0x0000	✔	✘	✘
DR	0x0004	✔	✘	✘
BRR	0x0008	✔	✘	✘
CR1	0x000C	✔	✘	✘
CR2	0x0010	✔	✘	✘
CR3	0x0014	✔	✘	✘
GTPR	0x0018	✔	✘	✘