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Refactor AVRISP MKII Clone PDI/TPI command constants to simplify the driver code.

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This commit is contained in:
Dean Camera 2013-10-27 21:34:44 +01:00
parent e1b19e4e10
commit 560e5f75fb
3 changed files with 79 additions and 71 deletions
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48
Projects/AVRISP-MKII/Lib/XPROG/XPROGTarget.h
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@ -62,18 +62,21 @@
/** Total number of bits in a single USART frame. */
#define BITS_IN_USART_FRAME 12
#define PDI_CMD_LDS 0x00
#define PDI_CMD_LD 0x20
#define PDI_CMD_STS 0x40
#define PDI_CMD_ST 0x60
#define PDI_CMD_LDCS 0x80
#define PDI_CMD_REPEAT 0xA0
#define PDI_CMD_STCS 0xC0
#define PDI_CMD_KEY 0xE0
/** \name PDI Related Constants
* @{
*/
#define PDI_CMD_LDS(AddressSize, DataSize) (0x00 | ( AddressSize << 2) | DataSize)
#define PDI_CMD_LD(PointerAccess, DataSize) (0x20 | (PointerAccess << 2) | DataSize)
#define PDI_CMD_STS(AddressSize, DataSize) (0x40 | ( AddressSize << 2) | DataSize)
#define PDI_CMD_ST(PointerAccess, DataSize) (0x60 | (PointerAccess << 2) | DataSize)
#define PDI_CMD_LDCS(PDIReg) (0x80 | PDIReg)
#define PDI_CMD_REPEAT(DataSize) (0xA0 | DataSize)
#define PDI_CMD_STCS(PDIReg) (0xC0 | PDIReg)
#define PDI_CMD_KEY 0xE0
#define PDI_STATUS_REG 0
#define PDI_RESET_REG 1
#define PDI_CTRL_REG 2
#define PDI_REG_STATUS 0
#define PDI_REG_RESET 1
#define PDI_REG_CTRL 2
#define PDI_STATUS_NVM (1 << 1)
@ -88,19 +91,23 @@
#define PDI_POINTER_INDIRECT 0
#define PDI_POINTER_INDIRECT_PI 1
#define PDI_POINTER_DIRECT 2
/** @} */
#define TPI_CMD_SLD 0x20
#define TPI_CMD_SST 0x60
/** \name TPI Related Constants
* @{
*/
#define TPI_CMD_SLD(PointerAccess) (0x20 | PointerAccess)
#define TPI_CMD_SST(PointerAccess) (0x60 | PointerAccess)
#define TPI_CMD_SSTPR 0x68
#define TPI_CMD_SIN 0x10
#define TPI_CMD_SOUT 0x90
#define TPI_CMD_SLDCS 0x80
#define TPI_CMD_SSTCS 0xC0
#define TPI_CMD_SIN(Address) (0x10 | ((Address & 0x30) << 1) | (Address & 0x0F))
#define TPI_CMD_SOUT(Address) (0x90 | ((Address & 0x30) << 1) | (Address & 0x0F))
#define TPI_CMD_SLDCS(TPIReg) (0x80 | TPIReg)
#define TPI_CMD_SSTCS(TPIReg) (0xC0 | TPIReg)
#define TPI_CMD_SKEY 0xE0
#define TPI_STATUS_REG 0x00
#define TPI_CTRL_REG 0x02
#define TPI_ID_REG 0x0F
#define TPI_REG_STATUS 0x00
#define TPI_REG_CTRL 0x02
#define TPI_REG_ID 0x0F
#define TPI_STATUS_NVM (1 << 1)
@ -108,6 +115,7 @@
#define TPI_POINTER_INDIRECT 0
#define TPI_POINTER_INDIRECT_PI 4
/** @} */
/* Function Prototypes: */
void XPROGTarget_EnableTargetPDI(void);