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| author | Dean Camera <dean@fourwalledcubicle.com> | 2009-12-11 00:03:10 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2009-12-11 00:03:10 +0000 |
| commit | 42cfd157936571c70b6ba0be48fbda1ab7b450a1 (patch) | |
| tree | ca32c81c4f3211e7732666ceadd2fbe4243e0a47 /Projects/AVRISP/Lib/PDITarget.h | |
| parent | 7aecda6fda5bcced68d72b0cf73d00174aa5c7cd (diff) | |
| download | lufa-42cfd157936571c70b6ba0be48fbda1ab7b450a1.tar.gz lufa-42cfd157936571c70b6ba0be48fbda1ab7b450a1.tar.bz2 lufa-42cfd157936571c70b6ba0be48fbda1ab7b450a1.zip | |
Change over AVRISP project to have both hardware USART and software USART modes for the PDI protocol, when enabled. Fix up PDI initialisation routines.
Diffstat (limited to 'Projects/AVRISP/Lib/PDITarget.h')
| -rw-r--r-- | Projects/AVRISP/Lib/PDITarget.h | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/Projects/AVRISP/Lib/PDITarget.h b/Projects/AVRISP/Lib/PDITarget.h index 00ce68bb3..272655594 100644 --- a/Projects/AVRISP/Lib/PDITarget.h +++ b/Projects/AVRISP/Lib/PDITarget.h @@ -38,6 +38,7 @@ /* Includes: */
#include <avr/io.h>
+ #include <avr/interrupt.h>
#include <stdbool.h>
#include <LUFA/Common/Common.h>
@@ -53,25 +54,20 @@ /* Defines: */
#if BOARD == BOARD_XPLAIN
- #define PDIDATA_LINE_PORT PORTD
- #define PDIDATA_LINE_DDR DDRD
- #define PDIDATA_LINE_PIN PIND
- #define PDIDATA_LINE_MASK (1 << 2)
-
- #define PDICLOCK_LINE_PORT PORTD
- #define PDICLOCK_LINE_DDR DDRD
- #define PDICLOCK_LINE_MASK (1 << 5)
+ #define PDI_VIA_HARDWARE_USART
#else
- #define PDIDATA_LINE_PORT PORTB
- #define PDIDATA_LINE_DDR DDRB
- #define PDIDATA_LINE_PIN PINB
- #define PDIDATA_LINE_MASK (1 << 3)
+ #define BITBANG_PDIDATA_PORT PORTB
+ #define BITBANG_PDIDATA_DDR DDRB
+ #define BITBANG_PDIDATA_PIN PINB
+ #define BITBANG_PDIDATA_MASK (1 << 3)
- #define PDICLOCK_LINE_PORT RESET_LINE_PORT
- #define PDICLOCK_LINE_DDR RESET_LINE_DDR
- #define PDICLOCK_LINE_MASK RESET_LINE_MASK
+ #define BITBANG_PDICLOCK_PORT RESET_LINE_PORT
+ #define BITBANG_PDICLOCK_DDR RESET_LINE_DDR
+ #define BITBANG_PDICLOCK_MASK RESET_LINE_MASK
#endif
+ #define BITS_IN_FRAME 12
+
#define PDI_CMD_LDS 0x00
#define PDI_CMD_LD 0x20
#define PDI_CMD_STS 0x40
@@ -89,14 +85,12 @@ #define PDI_RESET_KEY 0x59
#define PDI_NVMENABLE_KEY (uint8_t[]){0x12, 0x89, 0xAB, 0x45, 0xCD, 0xD8, 0x88, 0xFF}
-
- #define TOGGLE_PDI_CLOCK MACROS{ PDICLOCK_LINE_PORT ^= PDICLOCK_LINE_MASK; \
- asm volatile ("NOP" ::); \
- PDICLOCK_LINE_PORT ^= PDICLOCK_LINE_MASK; \
- asm volatile ("NOP" ::); }MACROE
/* Function Prototypes: */
+ void PDITarget_EnableTargetPDI(void);
+ void PDITarget_DisableTargetPDI(void);
void PDITarget_SendByte(uint8_t Byte);
uint8_t PDITarget_ReceiveByte(void);
+ void PDITarget_SendBreak(void);
#endif
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