**************************************************************
** Restart from Step 2
***************************************************************
**
*HEADING
*RESTART, READ, STEP=2, INTERVAL=1, END STEP
**
**************************************************************
** Step 3
**************************************************************
**
*STEP
*DYNAMIC, EXPLICIT, DIRECT USER CONTROL
2.5E-5, 3.0
*OUTPUT,FIELD,VARIABLE=PRESELECT, TIME INTERVAL=0.025
**
***************************************************************
** Write files for Restart 
**
*RESTART, WRITE, NUMBER INTERVAL=1
*OUTPUT,FIELD,VARIABLE=PRESELECT, TIME INTERVAL=0.025
**
**************************************************************
** Contact
**************************************************************
**
*INCLUDE, INPUT = CART_CONTACT.inp
**
**************************************************************
** Prescribe Kinematics
**************************************************************
**
*BOUNDARY, OP=NEW
** tibia rbrn
10, 1,6, 0.0
**
*** Ankle Kinematics *****************************************
**
*CONNECTOR MOTION, OP=NEW
Link_AnkleML, 1, 0
Link_AnkleAP, 1, 0
Link_AnkleSI, 4, 0
**
*CONNECTOR LOAD, OP=NEW
Link_AnkleML, 4, 0.0
*CONNECTOR LOAD, OP=NEW
Link_AnkleAP, 4, 0.0
*CONNECTOR LOAD, OP=NEW
Link_AnkleSI, 1, 0.0
**
**************************************************************
** Compressive Load to Increase Contact
**************************************************************
*CLOAD, OP=NEW
4295633, 3, -30
4771823, 3, -30
**
******************************************************************
****** Subroutine User Amplitude Definition
******************************************************************
**
*AMPLITUDE, VALUE=RELATIVE, NAME=amp_soleus3, DEFINITION=USER, VARIABLES=1000
**
*AMPLITUDE, VALUE=RELATIVE, NAME=amp_tibant3, DEFINITION=USER, VARIABLES=1000
** 
**************************************************************
** Muscle Forces
**************************************************************
**
*CONNECTOR LOAD, OP=NEW, AMPLITUDE=amp_tibant3
musc_tibant, 1, -1
*CONNECTOR LOAD, OP=NEW, AMPLITUDE=amp_soleus3
musc_soleus, 1, -1
**
**************************************************************
** Outputs
**************************************************************
**
*OUTPUT, HISTORY, TIME INTERVAL=0.025
*ELEMENT OUTPUT, ELSET=musc_soleus
CTF, CU
*ELEMENT OUTPUT, ELSET=musc_tibant
CTF, CU
*ELEMENT OUTPUT, ELSET=Link_AnkleML
CTF, CU
*ELEMENT OUTPUT, ELSET=Link_AnkleAP
CTF, CU
*ELEMENT OUTPUT, ELSET=Link_AnkleSI
CTF, CU
**
**************************************************************
*END STEP
**