First commit

1 files changed, 648 insertions, 0 deletions

diff --git a/ldmicro/loadsave.cpp b/ldmicro/loadsave.cpp
new file mode 100644
index 0000000..a1895a5
--- /dev/null
+++ b/ldmicro/loadsave.cpp
@@ -0,0 +1,648 @@
+//-----------------------------------------------------------------------------
+// Copyright 2007 Jonathan Westhues
+//
+// This file is part of LDmicro.
+// 
+// LDmicro is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+// 
+// LDmicro is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+// 
+// You should have received a copy of the GNU General Public License
+// along with LDmicro.  If not, see <http://www.gnu.org/licenses/>.
+//------
+//
+// Load/save the circuit from/to a file in a nice ASCII format.
+// Jonathan Westhues, Nov 2004
+//-----------------------------------------------------------------------------
+#include "linuxUI.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "ldmicro.h"
+
+static ElemSubcktSeries *LoadSeriesFromFile(FILE *f);
+
+//-----------------------------------------------------------------------------
+// Check a line of text from a saved project file to determine whether it
+// contains a leaf element (coil, contacts, etc.). If so, create an element
+// for and save that in *any and *which, and return TRUE, else return FALSE.
+//-----------------------------------------------------------------------------
+static BOOL LoadLeafFromFile(char *line, void **any, int *which)
+{
+    ElemLeaf *l = AllocLeaf();
+    int x;
+
+    if(memcmp(line, "COMMENT", 7)==0) {
+        char *s = line + 8;
+        int i = 0;
+        while(*s && *s != '\n') {
+            if(*s == '\\') {
+                if(s[1] == 'n') {
+                    l->d.comment.str[i++] = '\n';
+                    s++;
+                } else if(s[1] == 'r') {
+                    l->d.comment.str[i++] = '\r';
+                    s++;
+                } else if(s[1] == '\\') {
+                    l->d.comment.str[i++] = '\\';
+                    s++;
+                } else {
+                    // that is odd
+                }
+            } else {
+                l->d.comment.str[i++] = *s;
+            }
+            s++;
+        }
+        l->d.comment.str[i++] = '\0';
+        *which = ELEM_COMMENT;
+    } else if(sscanf(line, "CONTACTS %s %d", l->d.contacts.name, &l->d.contacts.negated)==2)
+    {
+        *which = ELEM_CONTACTS;
+    } else if(sscanf(line, "COIL %s %d %d %d", l->d.coil.name, &l->d.coil.negated, &l->d.coil.setOnly, &l->d.coil.resetOnly)==4)
+    {
+        *which = ELEM_COIL;
+    } else if(memcmp(line, "PLACEHOLDER", 11)==0) {
+        *which = ELEM_PLACEHOLDER;
+    } else if(memcmp(line, "SHORT", 5)==0) {
+        *which = ELEM_SHORT;
+    } else if(memcmp(line, "OPEN", 4)==0) {
+        *which = ELEM_OPEN;
+    } else if(memcmp(line, "MASTER_RELAY", 12)==0) {
+        *which = ELEM_MASTER_RELAY;
+    } else if(sscanf(line, "SHIFT_REGISTER %s %d", l->d.shiftRegister.name, &(l->d.shiftRegister.stages))==2)
+    {
+        *which = ELEM_SHIFT_REGISTER;
+    } else if(memcmp(line, "OSR", 3)==0) {
+        *which = ELEM_ONE_SHOT_RISING;
+    } else if(memcmp(line, "OSF", 3)==0) {
+        *which = ELEM_ONE_SHOT_FALLING;
+    } else if((sscanf(line, "TON %s %d", l->d.timer.name, &l->d.timer.delay)==2))
+    {
+        *which = ELEM_TON;
+    } else if((sscanf(line, "TOF %s %d", l->d.timer.name, &l->d.timer.delay)==2))
+    {
+        *which = ELEM_TOF;
+    } else if((sscanf(line, "RTO %s %d", l->d.timer.name, &l->d.timer.delay)==2))
+    {
+        *which = ELEM_RTO;
+    } else if((sscanf(line, "CTD %s %d", l->d.counter.name, &l->d.counter.max)==2))
+    {
+        *which = ELEM_CTD;
+    } else if((sscanf(line, "CTU %s %d", l->d.counter.name, &l->d.counter.max)==2))
+    {
+        *which = ELEM_CTU;
+    } else if((sscanf(line, "CTC %s %d", l->d.counter.name, &l->d.counter.max)==2))
+    {
+        *which = ELEM_CTC;
+    } else if(sscanf(line, "RES %s", l->d.reset.name)==1) {
+        *which = ELEM_RES;
+    } else if(sscanf(line, "MOVE %s %s", l->d.move.dest, l->d.move.src)==2) {
+        *which = ELEM_MOVE;
+    } else if(sscanf(line, "ADD %s %s %s", l->d.math.dest, l->d.math.op1, l->d.math.op2)==3)
+    {
+        *which = ELEM_ADD;
+    } else if(sscanf(line, "SUB %s %s %s", l->d.math.dest, l->d.math.op1, l->d.math.op2)==3)
+    {
+        *which = ELEM_SUB;
+    } else if(sscanf(line, "MUL %s %s %s", l->d.math.dest, l->d.math.op1, l->d.math.op2)==3)
+    {
+        *which = ELEM_MUL;
+    } else if(sscanf(line, "DIV %s %s %s", l->d.math.dest, l->d.math.op1, l->d.math.op2)==3)
+    {
+        *which = ELEM_DIV;
+    } else if(sscanf(line, "EQU %s %s", l->d.cmp.op1, l->d.cmp.op2)==2) {
+        *which = ELEM_EQU;
+    } else if(sscanf(line, "NEQ %s %s", l->d.cmp.op1, l->d.cmp.op2)==2) {
+        *which = ELEM_NEQ;
+    } else if(sscanf(line, "GRT %s %s", l->d.cmp.op1, l->d.cmp.op2)==2) {
+        *which = ELEM_GRT;
+    } else if(sscanf(line, "GEQ %s %s", l->d.cmp.op1, l->d.cmp.op2)==2) {
+        *which = ELEM_GEQ;
+    } else if(sscanf(line, "LEQ %s %s", l->d.cmp.op1, l->d.cmp.op2)==2) {
+        *which = ELEM_LEQ;
+    } else if(sscanf(line, "LES %s %s", l->d.cmp.op1, l->d.cmp.op2)==2) {
+        *which = ELEM_LES;
+    } else if(sscanf(line, "READ_ADC %s", l->d.readAdc.name)==1) {
+        *which = ELEM_READ_ADC;
+    } else if(sscanf(line, "SET_PWM %s %d", l->d.setPwm.name, &(l->d.setPwm.targetFreq))==2)
+    {
+        *which = ELEM_SET_PWM;
+    } else if(sscanf(line, "UART_RECV %s", l->d.uart.name)==1) {
+        *which = ELEM_UART_RECV;
+    } else if(sscanf(line, "UART_SEND %s", l->d.uart.name)==1) {
+        *which = ELEM_UART_SEND;
+    } else if(sscanf(line, "PERSIST %s", l->d.persist.var)==1) {
+        *which = ELEM_PERSIST;
+    } else if(sscanf(line, "FORMATTED_STRING %s %d", l->d.fmtdStr.var, &x)==2)
+    {
+        if(strcmp(l->d.fmtdStr.var, "(none)")==0) {
+            strcpy(l->d.fmtdStr.var, "");
+        }
+
+        char *p = line;
+        int i;
+        for(i = 0; i < 3; i++) {
+            while(!isspace(*p)) p++;
+            while( isspace(*p)) p++;
+        }
+        for(i = 0; i < x; i++) {
+            l->d.fmtdStr.string[i] = atoi(p);
+            if(l->d.fmtdStr.string[i] < 32) {
+                l->d.fmtdStr.string[i] = 'X';
+            }
+            while(!isspace(*p) && *p) p++;
+            while( isspace(*p) && *p) p++;
+        }
+        l->d.fmtdStr.string[i] = '\0';
+
+        *which = ELEM_FORMATTED_STRING;
+    } else if(sscanf(line, "LOOK_UP_TABLE %s %s %d %d", l->d.lookUpTable.dest,
+        l->d.lookUpTable.index, &(l->d.lookUpTable.count),
+        &(l->d.lookUpTable.editAsString))==4)
+    {
+        char *p = line;
+        int i;
+        // First skip over the parts that we already sscanf'd.
+        for(i = 0; i < 5; i++) {
+            while((!isspace(*p)) && *p)
+                p++;
+            while(isspace(*p) && *p)
+                p++;
+        }
+        // Then copy over the look-up table entries.
+        for(i = 0; i < l->d.lookUpTable.count; i++) {
+            l->d.lookUpTable.vals[i] = atoi(p);
+            while((!isspace(*p)) && *p)
+                p++;
+            while(isspace(*p) && *p)
+                p++;
+        }
+        *which = ELEM_LOOK_UP_TABLE;
+    } else if(sscanf(line, "PIECEWISE_LINEAR %s %s %d", 
+        l->d.piecewiseLinear.dest, l->d.piecewiseLinear.index,
+        &(l->d.piecewiseLinear.count))==3)
+    {
+        char *p = line;
+        int i;
+        // First skip over the parts that we already sscanf'd.
+        for(i = 0; i < 4; i++) {
+            while((!isspace(*p)) && *p)
+                p++;
+            while(isspace(*p) && *p)
+                p++;
+        }
+        // Then copy over the piecewise linear points.
+        for(i = 0; i < l->d.piecewiseLinear.count*2; i++) {
+            l->d.piecewiseLinear.vals[i] = atoi(p);
+            while((!isspace(*p)) && *p)
+                p++;
+            while(isspace(*p) && *p)
+                p++;
+        }
+        *which = ELEM_PIECEWISE_LINEAR;
+    } else {
+        // that's odd; nothing matched
+        CheckFree(l);
+        return FALSE;
+    }
+    *any = l;
+
+    return TRUE;
+}
+
+//-----------------------------------------------------------------------------
+// Load a parallel subcircuit from a file. We look for leaf nodes using
+// LoadLeafFromFile, which we can put directly into the parallel circuit
+// that we're building up, or series subcircuits that we can pass to
+// LoadSeriesFromFile. Returns the parallel subcircuit built up, or NULL if
+// something goes wrong.
+//-----------------------------------------------------------------------------
+static ElemSubcktParallel *LoadParallelFromFile(FILE *f)
+{
+    char line[512];
+    void *any;
+    int which;
+
+    ElemSubcktParallel *ret = AllocSubcktParallel();
+    int cnt = 0;
+    
+    for(;;) {
+        if(!fgets(line, sizeof(line), f)) return NULL;
+        char *s = line;
+        while(isspace(*s)) s++;
+
+        if(strcmp(s, "SERIES\n")==0) {
+            which = ELEM_SERIES_SUBCKT;
+            any = LoadSeriesFromFile(f);
+            if(!any) return NULL;
+
+        } else if(LoadLeafFromFile(s, &any, &which)) {
+            // got it
+        } else if(strcmp(s, "END\n")==0) {
+            ret->count = cnt;
+            return ret;
+        } else {
+            return NULL;
+        }
+        ret->contents[cnt].which = which;
+        ret->contents[cnt].d.any = any;
+        cnt++;
+        if(cnt >= MAX_ELEMENTS_IN_SUBCKT) return NULL;
+    }
+}
+
+//-----------------------------------------------------------------------------
+// Same as LoadParallelFromFile, but for a series subcircuit. Thus builds
+// a series circuit out of parallel circuits and leaf elements.
+//-----------------------------------------------------------------------------
+static ElemSubcktSeries *LoadSeriesFromFile(FILE *f)
+{
+    char line[512];
+    void *any;
+    int which;
+
+    ElemSubcktSeries *ret = AllocSubcktSeries();
+
+    int cnt = 0;
+    
+    for(;;) {
+
+        if(!fgets(line, sizeof(line), f)) return NULL;
+
+        char *s = line;
+        
+
+        while(isspace(*s)) s++;
+
+        if(strcmp(s, "PARALLEL\n")==0) {
+
+            which = ELEM_PARALLEL_SUBCKT;
+            any = LoadParallelFromFile(f);
+
+            if(!any) return NULL;
+
+        } else if(LoadLeafFromFile(s, &any, &which)) {
+            // got it
+        } else if(strcmp(s, "END\n")==0) {
+            ret->count = cnt;
+            return ret;
+        } else {
+            return NULL;
+        }
+
+        ret->contents[cnt].which = which;
+        ret->contents[cnt].d.any = any;
+        cnt++;
+
+        if(cnt >= MAX_ELEMENTS_IN_SUBCKT) return NULL;
+    }
+}
+
+//-----------------------------------------------------------------------------
+// Load a project from a saved project description files. This describes the
+// program, the target processor, plus certain configuration settings (cycle
+// time, processor clock, etc.). Return TRUE for success, FALSE if anything
+// went wrong.
+//-----------------------------------------------------------------------------
+BOOL LoadProjectFromFile(char *filename)
+{
+    FreeEntireProgram();
+    strcpy(CurrentCompileFile, "");
+
+    FILE *f = fopen(filename, "r");
+    if(!f) return FALSE;
+
+    char line[512];
+    int crystal, cycle, baud;
+
+    while(fgets(line, sizeof(line), f)) {
+        if(strcmp(line, "IO LIST\n")==0) {
+            if(!LoadIoListFromFile(f)) {
+                fclose(f);
+                return FALSE;
+            }
+        } else if(sscanf(line, "CRYSTAL=%d", &crystal)) {
+            Prog.mcuClock = crystal;
+        } else if(sscanf(line, "CYCLE=%d", &cycle)) {
+            Prog.cycleTime = cycle;
+        } else if(sscanf(line, "BAUD=%d", &baud)) {
+            Prog.baudRate = baud;
+        } else if(memcmp(line, "COMPILED=", 9)==0) {
+            line[strlen(line)-1] = '\0';
+            strcpy(CurrentCompileFile, line+9);
+        } else if(memcmp(line, "MICRO=", 6)==0) {
+            line[strlen(line)-1] = '\0';
+            int i;
+            for(i = 0; i < NUM_SUPPORTED_MCUS; i++) {
+                if(strcmp(SupportedMcus[i].mcuName, line+6)==0) {
+                    Prog.mcu = &SupportedMcus[i];
+                    break;
+                }
+            }
+            if(i == NUM_SUPPORTED_MCUS) {
+                Error(_("Microcontroller '%s' not supported.\r\n\r\n"
+                    "Defaulting to no selected MCU."), line+6);
+            }
+        } else if(strcmp(line, "PROGRAM\n")==0) {
+            break;
+        }
+    }
+    if(strcmp(line, "PROGRAM\n") != 0) goto failed;
+
+    int rung;
+    for(rung = 0;;) {
+        if(!fgets(line, sizeof(line), f)) break;
+
+        if(strcmp(line, "RUNG\n")!=0) goto failed;
+
+        Prog.rungs[rung] = LoadSeriesFromFile(f);
+
+        if(!Prog.rungs[rung]) 
+            goto failed;
+
+        rung++;
+    }
+    Prog.numRungs = rung;
+
+    fclose(f);
+    return TRUE;
+
+failed:
+    fclose(f);
+    NewProgram();
+    Error(_("File format error; perhaps this program is for a newer version "
+            "of LDmicro?"));
+    return FALSE;
+}
+
+//-----------------------------------------------------------------------------
+// Helper routine for outputting hierarchical representation of the ladder
+// logic: indent on file f, by depth*4 spaces.
+//-----------------------------------------------------------------------------
+static void Indent(FILE *f, int depth)
+{
+    int i;
+    for(i = 0; i < depth; i++) {
+        fprintf(f, "    ");
+    }
+}
+
+//-----------------------------------------------------------------------------
+// Save an element to a file. If it is a leaf, then output a single line
+// describing it and return. If it is a subcircuit, call ourselves
+// recursively (with depth+1, so that the indentation is right) to handle
+// the members of the subcircuit. Special case for depth=0: we do not
+// output the SERIES/END delimiters. This is because the root is delimited
+// by RUNG/END markers output elsewhere.
+//-----------------------------------------------------------------------------
+static void SaveElemToFile(FILE *f, int which, void *any, int depth)
+{
+    ElemLeaf *l = (ElemLeaf *)any;
+    char *s;
+
+    Indent(f, depth);
+
+    switch(which) {
+        case ELEM_PLACEHOLDER:
+            fprintf(f, "PLACEHOLDER\n");
+            break;
+
+        case ELEM_COMMENT: {
+            fprintf(f, "COMMENT ");
+            char *s = l->d.comment.str;
+            for(; *s; s++) {
+                if(*s == '\\') {
+                    fprintf(f, "\\\\");
+                } else if(*s == '\n') {
+                    fprintf(f, "\\n");
+                } else if(*s == '\r') {
+                    fprintf(f, "\\r");
+                } else {
+                    fprintf(f, "%c", *s);
+                }
+            }
+            fprintf(f, "\n");
+            break;
+        }
+        case ELEM_OPEN:
+            fprintf(f, "OPEN\n");
+            break;
+
+        case ELEM_SHORT:
+            fprintf(f, "SHORT\n");
+            break;
+
+        case ELEM_MASTER_RELAY:
+            fprintf(f, "MASTER_RELAY\n");
+            break;
+        
+        case ELEM_SHIFT_REGISTER:
+            fprintf(f, "SHIFT_REGISTER %s %d\n", l->d.shiftRegister.name,
+                l->d.shiftRegister.stages);
+            break;
+
+        case ELEM_CONTACTS:
+            fprintf(f, "CONTACTS %s %d\n", l->d.contacts.name,
+                l->d.contacts.negated);
+            break;
+
+        case ELEM_COIL:
+            fprintf(f, "COIL %s %d %d %d\n", l->d.coil.name, l->d.coil.negated,
+                l->d.coil.setOnly, l->d.coil.resetOnly);
+            break;
+
+        case ELEM_TON:
+            s = "TON"; goto timer;
+        case ELEM_TOF:
+            s = "TOF"; goto timer;
+        case ELEM_RTO:
+            s = "RTO"; goto timer;
+
+timer:
+            fprintf(f, "%s %s %d\n", s, l->d.timer.name, l->d.timer.delay);
+            break;
+
+        case ELEM_CTU:
+            s = "CTU"; goto counter;
+        case ELEM_CTD:
+            s = "CTD"; goto counter;
+        case ELEM_CTC:
+            s = "CTC"; goto counter;
+
+counter:
+            fprintf(f, "%s %s %d\n", s, l->d.counter.name, l->d.counter.max);
+            break;
+
+        case ELEM_RES:
+            fprintf(f, "RES %s\n", l->d.reset.name);
+            break;
+
+        case ELEM_MOVE:
+            fprintf(f, "MOVE %s %s\n", l->d.move.dest, l->d.move.src);
+            break;
+
+        case ELEM_ADD: s = "ADD"; goto math;
+        case ELEM_SUB: s = "SUB"; goto math;
+        case ELEM_MUL: s = "MUL"; goto math;
+        case ELEM_DIV: s = "DIV"; goto math;
+math:
+            fprintf(f, "%s %s %s %s\n", s, l->d.math.dest, l->d.math.op1,
+                l->d.math.op2);
+            break;
+
+        case ELEM_EQU: s = "EQU"; goto cmp;
+        case ELEM_NEQ: s = "NEQ"; goto cmp;
+        case ELEM_GRT: s = "GRT"; goto cmp;
+        case ELEM_GEQ: s = "GEQ"; goto cmp;
+        case ELEM_LES: s = "LES"; goto cmp;
+        case ELEM_LEQ: s = "LEQ"; goto cmp;
+cmp:
+            fprintf(f, "%s %s %s\n", s, l->d.cmp.op1, l->d.cmp.op2);
+            break;
+
+        case ELEM_ONE_SHOT_RISING:
+            fprintf(f, "OSR\n");
+            break;
+
+        case ELEM_ONE_SHOT_FALLING:
+            fprintf(f, "OSF\n");
+            break;
+
+        case ELEM_READ_ADC:
+            fprintf(f, "READ_ADC %s\n", l->d.readAdc.name);
+            break;
+
+        case ELEM_SET_PWM:
+            fprintf(f, "SET_PWM %s %d\n", l->d.setPwm.name,
+                l->d.setPwm.targetFreq);
+            break;
+
+        case ELEM_UART_RECV:
+            fprintf(f, "UART_RECV %s\n", l->d.uart.name);
+            break;
+
+        case ELEM_UART_SEND:
+            fprintf(f, "UART_SEND %s\n", l->d.uart.name);
+            break;
+
+        case ELEM_PERSIST:
+            fprintf(f, "PERSIST %s\n", l->d.persist.var);
+            break;
+
+        case ELEM_FORMATTED_STRING: {
+            int i;
+            fprintf(f, "FORMATTED_STRING ");
+            if(*(l->d.fmtdStr.var)) {
+                fprintf(f, "%s", l->d.fmtdStr.var);
+            } else {
+                fprintf(f, "(none)");
+            }
+            fprintf(f, " %d", strlen(l->d.fmtdStr.string));
+            for(i = 0; i < (int)strlen(l->d.fmtdStr.string); i++) {
+                fprintf(f, " %d", l->d.fmtdStr.string[i]);
+            }
+            fprintf(f, "\n");
+            break;
+        }
+        case ELEM_LOOK_UP_TABLE: {
+            int i;
+            fprintf(f, "LOOK_UP_TABLE %s %s %d %d", l->d.lookUpTable.dest,
+                l->d.lookUpTable.index, l->d.lookUpTable.count,
+                l->d.lookUpTable.editAsString);
+            for(i = 0; i < l->d.lookUpTable.count; i++) {
+                fprintf(f, " %d", l->d.lookUpTable.vals[i]);
+            }
+            fprintf(f, "\n");
+            break;
+        }
+        case ELEM_PIECEWISE_LINEAR: {
+            int i;
+            fprintf(f, "PIECEWISE_LINEAR %s %s %d", l->d.piecewiseLinear.dest,
+                l->d.piecewiseLinear.index, l->d.piecewiseLinear.count);
+            for(i = 0; i < l->d.piecewiseLinear.count*2; i++) {
+                fprintf(f, " %d", l->d.piecewiseLinear.vals[i]);
+            }
+            fprintf(f, "\n");
+            break;
+        }
+
+        case ELEM_SERIES_SUBCKT: {
+            ElemSubcktSeries *s = (ElemSubcktSeries *)any;
+            int i;
+            if(depth == 0) {
+                fprintf(f, "RUNG\n");
+            } else {
+                fprintf(f, "SERIES\n");
+            }
+            for(i = 0; i < s->count; i++) {
+                SaveElemToFile(f, s->contents[i].which, s->contents[i].d.any,
+                    depth+1);
+            }
+            Indent(f, depth);
+            fprintf(f, "END\n");
+            break;
+        }
+
+        case ELEM_PARALLEL_SUBCKT: {
+            ElemSubcktParallel *s = (ElemSubcktParallel *)any;
+            int i;
+            fprintf(f, "PARALLEL\n");
+            for(i = 0; i < s->count; i++) {
+                SaveElemToFile(f, s->contents[i].which, s->contents[i].d.any,
+                    depth+1);
+            }
+            Indent(f, depth);
+            fprintf(f, "END\n");
+            break;
+        }
+
+        default:
+            oops();
+            break;
+    }
+}
+
+//-----------------------------------------------------------------------------
+// Save the program in memory to the given file. Returns TRUE for success,
+// FALSE otherwise.
+//-----------------------------------------------------------------------------
+BOOL SaveProjectToFile(char *filename)
+{
+    FILE *f = fopen(filename, "w");
+    if(!f) return FALSE;
+
+    fprintf(f, "LDmicro0.1\n");
+    if(Prog.mcu) {
+        fprintf(f, "MICRO=%s\n", Prog.mcu->mcuName);
+    }
+    fprintf(f, "CYCLE=%d\n", Prog.cycleTime);
+    fprintf(f, "CRYSTAL=%d\n", Prog.mcuClock);
+    fprintf(f, "BAUD=%d\n", Prog.baudRate);
+    if(strlen(CurrentCompileFile) > 0) {
+        fprintf(f, "COMPILED=%s\n", CurrentCompileFile);
+    }
+
+    fprintf(f, "\n");
+    // list extracted from schematic, but the pin assignments are not
+    fprintf(f, "IO LIST\n", Prog.mcuClock);
+    SaveIoListToFile(f);
+    fprintf(f, "END\n", Prog.mcuClock);
+
+    fprintf(f, "\n", Prog.mcuClock);
+    fprintf(f, "PROGRAM\n", Prog.mcuClock);
+
+    int i;
+    for(i = 0; i < Prog.numRungs; i++) {
+        SaveElemToFile(f, ELEM_SERIES_SUBCKT, Prog.rungs[i], 0);
+    }
+
+    fclose(f);
+    return TRUE;
+}