From dfe90d552deb71afb6bc8f937b2be8a967e947d5 Mon Sep 17 00:00:00 2001 From: Scott Lahteine Date: Mon, 28 May 2018 06:26:05 -0500 Subject: [PATCH] Long temperature tables need special consideration --- Marlin/temperature.cpp | 4 ++-- Marlin/thermistortables.h | 17 +++++++++++------ 2 files changed, 13 insertions(+), 8 deletions(-) diff --git a/Marlin/temperature.cpp b/Marlin/temperature.cpp index b220ad9781..0681263f64 100644 --- a/Marlin/temperature.cpp +++ b/Marlin/temperature.cpp @@ -53,10 +53,10 @@ #if HOTEND_USES_THERMISTOR #if ENABLED(TEMP_SENSOR_1_AS_REDUNDANT) static void* heater_ttbl_map[2] = { (void*)HEATER_0_TEMPTABLE, (void*)HEATER_1_TEMPTABLE }; - static uint8_t heater_ttbllen_map[2] = { HEATER_0_TEMPTABLE_LEN, HEATER_1_TEMPTABLE_LEN }; + static constexpr uint8_t heater_ttbllen_map[2] = { HEATER_0_TEMPTABLE_LEN, HEATER_1_TEMPTABLE_LEN }; #else static void* heater_ttbl_map[HOTENDS] = ARRAY_BY_HOTENDS((void*)HEATER_0_TEMPTABLE, (void*)HEATER_1_TEMPTABLE, (void*)HEATER_2_TEMPTABLE, (void*)HEATER_3_TEMPTABLE, (void*)HEATER_4_TEMPTABLE); - static uint8_t heater_ttbllen_map[HOTENDS] = ARRAY_BY_HOTENDS(HEATER_0_TEMPTABLE_LEN, HEATER_1_TEMPTABLE_LEN, HEATER_2_TEMPTABLE_LEN, HEATER_3_TEMPTABLE_LEN, HEATER_4_TEMPTABLE_LEN); + static constexpr uint8_t heater_ttbllen_map[HOTENDS] = ARRAY_BY_HOTENDS(HEATER_0_TEMPTABLE_LEN, HEATER_1_TEMPTABLE_LEN, HEATER_2_TEMPTABLE_LEN, HEATER_3_TEMPTABLE_LEN, HEATER_4_TEMPTABLE_LEN); #endif #endif diff --git a/Marlin/thermistortables.h b/Marlin/thermistortables.h index 1835b306da..04dff36cb1 100644 --- a/Marlin/thermistortables.h +++ b/Marlin/thermistortables.h @@ -185,21 +185,26 @@ #ifdef THERMISTORBED #define BEDTEMPTABLE TT_NAME(THERMISTORBED) #define BEDTEMPTABLE_LEN COUNT(BEDTEMPTABLE) +#elif defined(HEATER_BED_USES_THERMISTOR) + #error "No bed thermistor table specified" #else - #ifdef HEATER_BED_USES_THERMISTOR - #error "No bed thermistor table specified" - #endif + #define BEDTEMPTABLE_LEN 0 #endif #ifdef THERMISTORCHAMBER #define CHAMBERTEMPTABLE TT_NAME(THERMISTORCHAMBER) #define CHAMBERTEMPTABLE_LEN COUNT(CHAMBERTEMPTABLE) +#elif defined(HEATER_CHAMBER_USES_THERMISTOR) + #error "No chamber thermistor table specified" #else - #ifdef HEATER_CHAMBER_USES_THERMISTOR - #error "No chamber thermistor table specified" - #endif + #define CHAMBERTEMPTABLE_LEN 0 #endif +// The SCAN_THERMISTOR_TABLE macro needs alteration? +static_assert(HEATER_0_TEMPTABLE_LEN < 128 && HEATER_1_TEMPTABLE_LEN < 128 && HEATER_2_TEMPTABLE_LEN < 128 && HEATER_3_TEMPTABLE_LEN < 128 && HEATER_4_TEMPTABLE_LEN < 128 && BEDTEMPTABLE_LEN < 128 && CHAMBERTEMPTABLE_LEN < 128, + "Temperature conversion tables over 127 entries need special consideration." +); + // Set the high and low raw values for the heaters // For thermistors the highest temperature results in the lowest ADC value // For thermocouples the highest temperature results in the highest ADC value