OrgApache/incubator-nuttx
OrgApache
/
incubator-nuttx
mirror of https://github.com/apache/incubator-nuttx.git
1
0
Fork 0
Code Issues Releases Wiki Activity

Bits low to high 

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3018 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2010-10-15 02:30:47 +00:00
parent 184f4e3eaf
commit 2c9e33ec5f
1 changed files with 21 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
arch/avr/src/at91uc3/at91uc3_ssc.h
View File

@ -101,11 +101,22 @@
/* Receive Clock Mode Register Bit-field Definitions */
#define SSC_RCMR_PERIOD_SHIFT (24) /* Bits 24-31: Receive Period Divider Selection */
#define SSC_RCMR_PERIOD_MASK (0xff << SSC_RCMR_PERIOD_SHIFT)
#define SSC_RCMR_STTDLY_SHIFT (16) /* Bits 16-23: Receive Start Delay */
#define SSC_RCMR_STTDLY_MASK (0xff << SSC_RCMR_STTDLY_SHIFT)
#define SSC_RCMR_STOP (1 << 12) /* Bit 12: Receive Stop Selection */
#define SSC_RCMR_CKS_SHIFT (0) /* Bits 0-1: Receive Clock Selection */
#define SSC_RCMR_CKS_MASK (3 << SSC_RCMR_CKS_SHIFT)
# define SSC_RCMR_CKS_DIVCLK (0 << SSC_RCMR_CKS_SHIFT) /* Divided clock */
# define SSC_RCMR_CKS_TXCLK (1 << SSC_RCMR_CKS_SHIFT) /* TX_CLOCK clock signal */
# define SSC_RCMR_CKS_RXCLK (2 << SSC_RCMR_CKS_SHIFT) /* RX_CLOCK pin */
#define SSC_RCMR_CKO_SHIFT (2) /* Bits 2-4: Receive Clock Output Mode Selection */
#define SSC_RCMR_CKO_MASK (7 << SSC_RCMR_CKO_SHIFT)
# define SSC_RCMR_CKO_NONE (0 << SSC_RCMR_CKO_SHIFT) /* None Input-only */
# define SSC_RCMR_CKO_CONT (1 << SSC_RCMR_CKO_SHIFT) /* Continuous receive clock Output */
# define SSC_RCMR_CKO_XFR (2 << SSC_RCMR_CKO_SHIFT) /* Receive clock only during data transfers Output */
#define SSC_RCMR_CKI (1 << 5) /* Bit 5: Receive Clock Inversion */
#define SSC_RCMR_CKG_SHIFT (6) /* Bits 6-7: Receive Clock Gating Selection */
#define SSC_RCMR_CKG_MASK (3 << SSC_RCMR_CKG_SHIFT)
# define SSC_RCMR_CKG_NONE (0 << SSC_RCMR_CKG_SHIFT) /* None, continous clock */
# define SSC_RCMR_CKG_LOW (1 << SSC_RCMR_CKG_SHIFT) /* Enable if RX_FRAME_SYNC low */
# define SSC_RCMR_CKG_HIGH (2 << SSC_RCMR_CKG_SHIFT) /* Enable if RX_FRAME_SYNC high */
#define SSC_RCMR_START_SHIFT (8) /* Bits 8-11: Receive Start Selection */
#define SSC_RCMR_START_MASK (15 << SSC_RCMR_START_SHIFT)
# define SSC_RCMR_START_CONT (0 << SSC_RCMR_START_SHIFT) /* Continuous */
@ -117,22 +128,11 @@
# define SSC_RCMR_START_CHANGE (6 << SSC_RCMR_START_SHIFT) /* RX_FRAME_SYNC change */
# define SSC_RCMR_START_BOTH (7 << SSC_RCMR_START_SHIFT) /* Any edge RX_FRAME_SYNC */
# define SSC_RCMR_START_CMP0 (8 << SSC_RCMR_START_SHIFT) /* Compare 0 */
#define SSC_RCMR_CKG_SHIFT (6) /* Bits 6-7: Receive Clock Gating Selection */
#define SSC_RCMR_CKG_MASK (3 << SSC_RCMR_CKG_SHIFT)
# define SSC_RCMR_CKG_NONE (0 << SSC_RCMR_CKG_SHIFT) /* None, continous clock */
# define SSC_RCMR_CKG_LOW (1 << SSC_RCMR_CKG_SHIFT) /* Enable if RX_FRAME_SYNC low */
# define SSC_RCMR_CKG_HIGH (2 << SSC_RCMR_CKG_SHIFT) /* Enable if RX_FRAME_SYNC high */
#define SSC_RCMR_CKI (1 << 5) /* Bit 5: Receive Clock Inversion */
#define SSC_RCMR_CKO_SHIFT (2) /* Bits 2-4: Receive Clock Output Mode Selection */
#define SSC_RCMR_CKO_MASK (7 << SSC_RCMR_CKO_SHIFT)
# define SSC_RCMR_CKO_NONE (0 << SSC_RCMR_CKO_SHIFT) /* None Input-only */
# define SSC_RCMR_CKO_CONT (1 << SSC_RCMR_CKO_SHIFT) /* Continuous receive clock Output */
# define SSC_RCMR_CKO_XFR (2 << SSC_RCMR_CKO_SHIFT) /* Receive clock only during data transfers Output */
#define SSC_RCMR_CKS_SHIFT (0) /* Bits 0-1: Receive Clock Selection */
#define SSC_RCMR_CKS_MASK (3 << SSC_RCMR_CKS_SHIFT)
# define SSC_RCMR_CKS_DIVCLK (0 << SSC_RCMR_CKS_SHIFT) /* Divided clock */
# define SSC_RCMR_CKS_TXCLK (1 << SSC_RCMR_CKS_SHIFT) /* TX_CLOCK clock signal */
# define SSC_RCMR_CKS_RXCLK (2 << SSC_RCMR_CKS_SHIFT) /* RX_CLOCK pin */
#define SSC_RCMR_STOP (1 << 12) /* Bit 12: Receive Stop Selection */
#define SSC_RCMR_STTDLY_SHIFT (16) /* Bits 16-23: Receive Start Delay */
#define SSC_RCMR_STTDLY_MASK (0xff << SSC_RCMR_STTDLY_SHIFT)
#define SSC_RCMR_PERIOD_SHIFT (24) /* Bits 24-31: Receive Period Divider Selection */
#define SSC_RCMR_PERIOD_MASK (0xff << SSC_RCMR_PERIOD_SHIFT)
/* Receive Frame Mode Register Bit-field Definitions */