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authorDean Camera <dean@fourwalledcubicle.com>2010-07-13 11:26:03 +0000
committerDean Camera <dean@fourwalledcubicle.com>2010-07-13 11:26:03 +0000
commit666c0fa4c31b2c9f7f02f6d0e09551e24dc4680c (patch)
tree6fd57a5b9cd741895fbaf55f6c56708d521d7748 /Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
parent03130342451003093e654edc5b031718d544e9ba (diff)
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Remove the timeout period extension code from the AVRISP project, as no single command should ever exceed the maximum timeout period. Extend timeout period to 1 second per command, so that an accidental timeout will never occur.
Diffstat (limited to 'Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c')
-rw-r--r--Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
index e0e2479ea..150f64244 100644
--- a/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
+++ b/Projects/AVRISP-MKII/Lib/XPROG/TINYNVM.c
@@ -85,15 +85,12 @@ bool TINYNVM_WaitWhileNVMBusBusy(void)
uint8_t StatusRegister = XPROGTarget_ReceiveByte();
/* We might have timed out waiting for the status register read response, check here */
- if (!(TimeoutMSRemaining))
+ if (!(TimeoutTicksRemaining))
return false;
/* Check the status register read response to see if the NVM bus is enabled */
if (StatusRegister & TPI_STATUS_NVM)
- {
- TimeoutMSRemaining = COMMAND_TIMEOUT_MS;
- return true;
- }
+ return true;
}
}
@@ -113,15 +110,12 @@ bool TINYNVM_WaitWhileNVMControllerBusy(void)
uint8_t StatusRegister = XPROGTarget_ReceiveByte();
/* We might have timed out waiting for the status register read response, check here */
- if (!(TimeoutMSRemaining))
+ if (!(TimeoutTicksRemaining))
return false;
/* Check to see if the BUSY flag is still set */
if (!(StatusRegister & (1 << 7)))
- {
- TimeoutMSRemaining = COMMAND_TIMEOUT_MS;
- return true;
- }
+ return true;
}
}
@@ -146,14 +140,14 @@ bool TINYNVM_ReadMemory(const uint16_t ReadAddress, uint8_t* ReadBuffer, uint16_
/* Send the address of the location to read from */
TINYNVM_SendPointerAddress(ReadAddress);
- while (ReadSize-- && TimeoutMSRemaining)
+ while (ReadSize-- && TimeoutTicksRemaining)
{
/* Read the byte of data from the target */
XPROGTarget_SendByte(TPI_CMD_SLD | TPI_POINTER_INDIRECT_PI);
*(ReadBuffer++) = XPROGTarget_ReceiveByte();
}
- return (TimeoutMSRemaining != 0);
+ return (TimeoutTicksRemaining != 0);
}
/** Writes word addressed memory to the target's memory spaces.