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correct read()/write() retarget for msp430, fix msp430 button state

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This commit is contained in:
hathach 2019-10-29 16:24:09 +07:00
parent de333a6f18
commit 71a4076e73
2 changed files with 13 additions and 6 deletions
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11
hw/bsp/board.c
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@ -26,6 +26,13 @@
#include "board.h"
#if defined(__MSP430__)
#define sys_write write
#define sys_read read
#else
#define sys_write _write
#define sys_read _read
#endif
//--------------------------------------------------------------------+
// MACRO TYPEDEF CONSTANT ENUM DECLARATION
//--------------------------------------------------------------------+
@ -45,13 +52,13 @@
// newlib read()/write() retarget
TU_ATTR_USED int _write (int fhdl, const void *buf, size_t count)
TU_ATTR_USED int sys_write (int fhdl, const void *buf, size_t count)
{
(void) fhdl;
return board_uart_write(buf, count);
}
TU_ATTR_USED int _read (int fhdl, char *buf, size_t count)
TU_ATTR_USED int sys_read (int fhdl, char *buf, size_t count)
{
(void) fhdl;
return board_uart_read((uint8_t*) buf, count);

8
hw/bsp/msp_exp430f5529lp/msp_exp430f5529lp.c
View File

@ -34,7 +34,7 @@
#define BUTTON_PORT P1IN
#define BUTTON_PIN BIT1
#define BUTTON_STATE_ACTIVE 1
#define BUTTON_STATE_ACTIVE 0
uint32_t cnt = 0;
@ -161,7 +161,7 @@ void board_led_write(bool state)
uint32_t board_button_read(void)
{
return (P1IN & BIT1);
return ((P1IN & BIT1) >> 1) == BUTTON_STATE_ACTIVE;
}
int board_uart_read(uint8_t * buf, int len)
@ -173,7 +173,7 @@ int board_uart_read(uint8_t * buf, int len)
buf[i] = UCA1RXBUF;
}
return 0;
return len;
}
int board_uart_write(void const * buf, int len)
@ -187,7 +187,7 @@ int board_uart_write(void const * buf, int len)
UCA1TXBUF = char_buf[i];
}
return 0;
return len;
}
#if CFG_TUSB_OS == OPT_OS_NONE