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Use signed value where appropriate

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This commit is contained in:
Petr Ledvina 2018-07-17 17:44:46 +02:00
parent 7bbf9953f2
commit ba8bcf76be
1 changed files with 4 additions and 4 deletions
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8
Firmware/tmc2130.cpp
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@ -871,19 +871,19 @@ void tmc2130_set_wave(uint8_t axis, uint8_t amp, uint8_t fac1000)
printf_P(PSTR(" factor: %s\n"), ftostr43(fac));
uint8_t vA = 0; //value of currentA
uint8_t va = 0; //previous vA
uint8_t d0 = 0; //delta0
uint8_t d1 = 1; //delta1
int8_t d0 = 0; //delta0
int8_t d1 = 1; //delta1
uint8_t w[4] = {1,1,1,1}; //W bits (MSLUTSEL)
uint8_t x[3] = {255,255,255}; //X segment bounds (MSLUTSEL)
uint8_t s = 0; //current segment
int8_t b; //encoded bit value
uint8_t dA; //delta value
int8_t dA; //delta value
int i; //microstep index
uint32_t reg; //tmc2130 register
tmc2130_wr_MSLUTSTART(axis, 0, amp);
for (i = 0; i < 256; i++)
{
if ((i & 31) == 0)
if ((i & 0x1f) == 0)
reg = 0;
// calculate value
if (fac == 0) // default TMC wave