electronics
/
libopencm3
9
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Add RCC_CR3 values and some more comments.

This commit is contained in:
Uwe Hermann 2009-07-24 02:32:59 +02:00
parent ecd6d52463
commit 2a571de8f8
1 changed files with 17 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
include/libopenstm32/usart.h
View File

@ -126,19 +126,28 @@
#define CR2_CPOL (1 << 10) /* Clock polarity */
#define CR2_CPHA (1 << 9) /* Clock phase */
#define CR2_LBCL (1 << 8) /* Last bit clock pulse */
#define CR2_LBDIE (1 << 6) /* LIN break detection interrupt enable */
#define CR2_LBDL (1 << 5) /* lin break detection length */
#define CR2_LBDIE (1 << 6) /* LIN break det. int. en. */
#define CR2_LBDL (1 << 5) /* LIN break det. length */
/* CR2[3:0]: ADD */
#define CR2_STOPBITS_1 0x00
#define CR2_STOPBITS_0_5 0x01
#define CR2_STOPBITS_2 0x02
#define CR2_STOPBITS_1_5 0x03
#define CR2_STOPBITS_1 0x00 /* 1 stop bit */
#define CR2_STOPBITS_0_5 0x01 /* 0.5 stop bits */
#define CR2_STOPBITS_2 0x02 /* 2 stop bits */
#define CR2_STOPBITS_1_5 0x03 /* 1.5 stop bits */
/* --- RCC_CR3 values ------------------------------------------------------ */
/* TODO */
#define CR3_CTSIE (1 << 10) /* CTS interrupt enable */
#define CR3_CTSE (1 << 9) /* CTS enable */
#define CR3_RTSE (1 << 8) /* RTS enable */
#define CR3_DMAT (1 << 7) /* DMA enable transmitter */
#define CR3_DMAR (1 << 6) /* DMA enable receiver */
#define CR3_SCEN (1 << 5) /* Smartcard mode enable */
#define CR3_NACK (1 << 4) /* Smartcard NACK enable */
#define CR3_HDSEL (1 << 3) /* Half-duplex selection */
#define CR3_IRLP (1 << 2) /* IrDA low-power */
#define CR3_IREN (1 << 1) /* IrDA mode enable */
#define CR3_EIE (1 << 0) /* Error interrupt enable */
/* --- RCC_GTPR values ----------------------------------------------------- */