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Updated can bit timing parameters as per the ISO11898-2 #14887

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Merged
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Jul 8, 2021
Merged

Updated can bit timing parameters as per the ISO11898-2 #14887

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46 changes: 23 additions & 23 deletions targets/TARGET_STM/can_api.c
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Original file line number Diff line number Diff line change
Expand Up @@ -826,29 +826,29 @@ void can_free(can_t *obj)
// This table has the sampling points as close to 75% as possible (most commonly used).
// The first value is TSEG1, the second TSEG2.
static const int timing_pts[23][2] = {
{0x0, 0x0}, // 2, 50%
{0x1, 0x0}, // 3, 67%
{0x2, 0x0}, // 4, 75%
{0x3, 0x0}, // 5, 80%
{0x3, 0x1}, // 6, 67%
{0x4, 0x1}, // 7, 71%
{0x5, 0x1}, // 8, 75%
{0x6, 0x1}, // 9, 78%
{0x6, 0x2}, // 10, 70%
{0x7, 0x2}, // 11, 73%
{0x8, 0x2}, // 12, 75%
{0x9, 0x2}, // 13, 77%
{0x9, 0x3}, // 14, 71%
{0xA, 0x3}, // 15, 73%
{0xB, 0x3}, // 16, 75%
{0xC, 0x3}, // 17, 76%
{0xD, 0x3}, // 18, 78%
{0xD, 0x4}, // 19, 74%
{0xE, 0x4}, // 20, 75%
{0xF, 0x4}, // 21, 76%
{0xF, 0x5}, // 22, 73%
{0xF, 0x6}, // 23, 70%
{0xF, 0x7}, // 24, 67%
{0x0, 0x0}, // 2, 67%
{0x1, 0x0}, // 3, 75%
{0x2, 0x0}, // 4, 80%
{0x2, 0x1}, // 5, 67%
{0x3, 0x1}, // 6, 71%
{0x4, 0x1}, // 7, 75%
{0x4, 0x2}, // 8, 67%
{0x5, 0x2}, // 9, 70%
{0x6, 0x2}, // 10, 73%
{0x7, 0x2}, // 11, 75%
{0x7, 0x3}, // 12, 69%
{0x8, 0x3}, // 13, 71%
{0x9, 0x3}, // 14, 73%
{0xA, 0x3}, // 15, 75%
{0xA, 0x4}, // 16, 71%
{0xB, 0x4}, // 17, 72%
{0xC, 0x4}, // 18, 74%
{0xD, 0x4}, // 19, 75%
{0xD, 0x5}, // 20, 71%
{0xE, 0x5}, // 21, 73%
{0xF, 0x5}, // 22, 74%
{0xF, 0x6}, // 23, 71%
{0xF, 0x7}, // 24, 68%
};

static unsigned int can_speed(unsigned int pclk, unsigned int cclk, unsigned char psjw)
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