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Adds SX1276_DetectChip() function (#373)

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* Adds SX1276_DetectChip() function

works by testing for 0x12 match in version reg 0x42

* fix build err
This commit is contained in:
AlessandroAU 2020-06-16 07:03:03 +10:00 committed by GitHub
parent 79b525ee71
commit 908634474b
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1 changed files with 33 additions and 0 deletions
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33
Multiprotocol/SX1276_SPI.ino
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@ -42,6 +42,39 @@ uint8_t SX1276_Reset()
return 0; return 0;
} }
bool SX1276_DetectChip() //to be called after reset, verfies the chip has been detected
{
#define MaxAttempts 5
uint8_t i = 0;
bool chipFound = false;
while ((i < MaxAttempts) && !chipFound)
{
uint8_t ChipVersion = SX1276_ReadReg(0x42);
if (ChipVersion == 0x12)
{
debugln("SX1276 reg version=%d", ChipVersion);
chipFound = true;
}
else
{
debug("SX1276 not found! attempts: %d", i);
debug(" of ");
debugln("%d SX1276 reg version=%d", MaxAttempts, ChipVersion);
i++;
}
}
if (!chipFound)
{
debugln("SX1276 not detected!!!");
return false;
}
else
{
debugln("Found SX1276 Device!");
return true;
}
}
void SX1276_SetTxRxMode(uint8_t mode) void SX1276_SetTxRxMode(uint8_t mode)
{ {
#ifdef SX1276_TXEN_pin #ifdef SX1276_TXEN_pin