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authorpatacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>2012-07-21 21:23:18 +0000
committerpatacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3>2012-07-21 21:23:18 +0000
commitd9714b556703561a0abcbe71970b1cd6922168a6 (patch)
tree70b7893243b8ee2e6b8b5fd95106c4ab962699c5 /apps/modbus/rtu/mbcrc.c
parentebf70f8a79eb8ef23bc1d99938768ef06c466119 (diff)
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Use NuttX types in FreeModBus port; Add FreeModBus demo at apps/examples/modbus; Add new termios APIs
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4964 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/modbus/rtu/mbcrc.c')
-rw-r--r--apps/modbus/rtu/mbcrc.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/apps/modbus/rtu/mbcrc.c b/apps/modbus/rtu/mbcrc.c
index 29b9ea765..82fe3c3fb 100644
--- a/apps/modbus/rtu/mbcrc.c
+++ b/apps/modbus/rtu/mbcrc.c
@@ -31,7 +31,7 @@
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
-static const UCHAR aucCRCHi[] = {
+static const uint8_t aucCRCHi[] = {
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
@@ -56,7 +56,7 @@ static const UCHAR aucCRCHi[] = {
0x00, 0xC1, 0x81, 0x40
};
-static const UCHAR aucCRCLo[] = {
+static const uint8_t aucCRCLo[] = {
0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7,
0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E,
0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9,
@@ -81,18 +81,18 @@ static const UCHAR aucCRCLo[] = {
0x41, 0x81, 0x80, 0x40
};
-USHORT
-usMBCRC16( UCHAR * pucFrame, USHORT usLen )
+uint16_t
+usMBCRC16( uint8_t * pucFrame, uint16_t usLen )
{
- UCHAR ucCRCHi = 0xFF;
- UCHAR ucCRCLo = 0xFF;
+ uint8_t ucCRCHi = 0xFF;
+ uint8_t ucCRCLo = 0xFF;
int iIndex;
while( usLen-- )
{
iIndex = ucCRCLo ^ *( pucFrame++ );
- ucCRCLo = ( UCHAR )( ucCRCHi ^ aucCRCHi[iIndex] );
+ ucCRCLo = ( uint8_t )( ucCRCHi ^ aucCRCHi[iIndex] );
ucCRCHi = aucCRCLo[iIndex];
}
- return ( USHORT )( ucCRCHi << 8 | ucCRCLo );
+ return ( uint16_t )( ucCRCHi << 8 | ucCRCLo );
}