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feat: grow default PTFE frontend size 

Related to this post:
https://www.reddit.com/r/prusa3d/comments/1lxgju8/how_i_raised_ptfe_mmu_length_to_5000mm_for_coreone/

having more size helps to achieve alternative setup
pull/352/head
Pierre Mavro 2025-07-11 22:06:17 +02:00
parent 255dc8726a
commit 09d900f540
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GPG Key ID: 44129EAB50ACD7FB
3 changed files with 8 additions and 4 deletions
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4
src/config/config.h
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@ -94,7 +94,7 @@ static constexpr U_mm couplerToBowden = 3.5_mm; /// FINDA Coupler screw to bowde
// Min, max and default bowden length setup
static constexpr U_mm defaultBowdenLength = 360.0_mm; /// ~360.0_mm - Default Bowden length.
static constexpr U_mm minimumBowdenLength = 341.0_mm; /// ~341.0_mm - Minimum bowden length.
static constexpr U_mm maximumBowdenLength = 1000.0_mm; /// ~1000.0_mm - Maximum bowden length.
static constexpr U_mm maximumBowdenLength = 5000.0_mm; /// ~5000.0_mm - Maximum bowden length.
static_assert(minimumBowdenLength.v <= defaultBowdenLength.v);
static_assert(maximumBowdenLength.v > defaultBowdenLength.v);
@ -120,7 +120,7 @@ static constexpr AxisConfig pulley = {
/// Pulley motion limits
static constexpr PulleyLimits pulleyLimits = {
.lenght = 1000.0_mm, // TODO
.lenght = 5000.0_mm, // TODO
.jerk = 4.0_mm_s,
.accel = 800.0_mm_s2,
};

2
src/modules/permanent_storage.cpp
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@ -48,7 +48,7 @@ static eeprom_t *const eepromBase = reinterpret_cast<eeprom_t *>(0); ///< First
constexpr const uint16_t eepromEmpty = 0xffffU; ///< EEPROM content when erased
constexpr const uint16_t eepromBowdenLenDefault = config::defaultBowdenLength.v; ///< Default bowden length (~360 mm)
constexpr const uint16_t eepromBowdenLenMinimum = config::minimumBowdenLength.v; ///< Minimum bowden length (~341 mm)
constexpr const uint16_t eepromBowdenLenMaximum = config::maximumBowdenLength.v; ///< Maximum bowden length (~1000 mm)
constexpr const uint16_t eepromBowdenLenMaximum = config::maximumBowdenLength.v; ///< Maximum bowden length (~5000 mm)
namespace ee = hal::eeprom;

6
src/registers.cpp
View File

@ -165,7 +165,7 @@
| 0x1fh 31 | uint16 |Set/Get Selector iRun current| 0-31 | 1fh 31 | 31->530mA: see TMC2130 current conversion| Read / Write | M707 A0x1f | M708 A0x1f Xn
| 0x20h 32 | uint16 | Set/Get Idler iRun current | 0-31 | 1fh 31 | 31->530mA: see TMC2130 current conversion| Read / Write | M707 A0x20 | M708 A0x20 Xn
| 0x21h 33 | uint16 | Reserved for internal use | 225 | | N/A | N/A | N/A | N/A
| 0x22h 34 | uint16 | Bowden length | 341-1000 | 168h 360 | unit mm | Read / Write Persistent | M707 A0x22 | M708 A0x22 Xn
| 0x22h 34 | uint16 | Bowden length | 341-5000 | 168h 360 | unit mm | Read / Write Persistent | M707 A0x22 | M708 A0x22 Xn
| 0x23h 35 | uint8 | Cut length | 0-255 | 8 | unit mm | Read / Write | M707 A0x23 | M708 A0x23 Xn
*/
@ -274,6 +274,10 @@ static_assert(sizeof(RegisterRec) == sizeof(uint8_t) + sizeof(void *) + sizeof(v
// sts <modules::globals::globals+0x4>, r24
// ret
//
// @@TODO at the moment we are having problems compiling this array statically into PROGMEM.
// In this project that's really not an issue since we have half of the RAM empty:
// Data: 1531 bytes (59.8% Full)
// But it would be nice to fix that in the future - might be hard to push the compiler to such a construct
static const RegisterRec registers[] PROGMEM = {
// 0x00
RegisterRec(false, &project_major),