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@ -802,10 +802,10 @@ void reset_trinamic_drivers() {
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}
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}
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// TMC Slave Address Conflict Detection
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// TMC Slave Address Conflict Detection
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//
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//
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// Conflict detection is performed in the following way. Similar methods are used for
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// Conflict detection is performed in the following way. Similar methods are used for
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// hardware and software serial, but the implementations are indepenent.
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// hardware and software serial, but the implementations are indepenent.
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//
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//
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// 1. Populate a data structure with UART parameters and addresses for all possible axis.
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// 1. Populate a data structure with UART parameters and addresses for all possible axis.
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// If an axis is not in use, populate it with recognizable placeholder data.
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// If an axis is not in use, populate it with recognizable placeholder data.
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// 2. For each axis in use, static_assert using a constexpr function, which counts the
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// 2. For each axis in use, static_assert using a constexpr function, which counts the
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@ -815,7 +815,7 @@ void reset_trinamic_drivers() {
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// Hardware serial names are compared as strings, since actually resolving them cannot occur in a constexpr.
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// Hardware serial names are compared as strings, since actually resolving them cannot occur in a constexpr.
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// Using a fixed-length character array for the port name allows this to be constexpr compatible.
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// Using a fixed-length character array for the port name allows this to be constexpr compatible.
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struct SanityHwSerialDetails { const char port[20]; uint32_t address; };
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struct SanityHwSerialDetails { const char port[20]; uint32_t address; };
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#define TMC_HW_DETAIL_ARGS(A) TERN(A##_HAS_HW_SERIAL, STRINGIFY(A##_HARDWARE_SERIAL), ""), TERN0(A##_HAS_HW_SERIAL, A##_SLAVE_ADDRESS)
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#define TMC_HW_DETAIL_ARGS(A) TERN(A##_HAS_HW_SERIAL, STRINGIFY(A##_HARDWARE_SERIAL), ""), TERN0(A##_HAS_HW_SERIAL, A##_SLAVE_ADDRESS)
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#define TMC_HW_DETAIL(A) {TMC_HW_DETAIL_ARGS(A)}
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#define TMC_HW_DETAIL(A) {TMC_HW_DETAIL_ARGS(A)}
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constexpr SanityHwSerialDetails sanity_tmc_hw_details[] = {
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constexpr SanityHwSerialDetails sanity_tmc_hw_details[] = {
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TMC_HW_DETAIL(X), TMC_HW_DETAIL(X2),
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TMC_HW_DETAIL(X), TMC_HW_DETAIL(X2),
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