might be it

firmware/cl-step-controller/src/drivers/step_cl.cpp

@@ -90,6 +90,8 @@ void flash_write_value(float val){
     if(bfi >= FLOATS_PER_BLOCK){
         flash_write_page();
         bfi = 0;
+        bli ++;
+        block_ptr = ((const uint8_t *)(&(lut[bli * FLOATS_PER_BLOCK])));
     }
 }
 
@@ -105,7 +107,7 @@ void Step_CL::print_table(void){
 // the calib routine 
 boolean Step_CL::calibrate(void){
     flash_write_init();
-    for(uint32_t i = 0; i < FLOATS_PER_BLOCK; i ++){
+    for(uint32_t i = 0; i < ENCODER_COUNTS; i ++){
         flash_write_value(i * 1.1F);
     }
     return true;

log/cl-step-control-log.md

@@ -899,5 +899,7 @@ OK this is crazy, I have every fn in the class commented out, and the thing stil
 
 So, tried my way around that, I have honestly no idea what is going on here. I'm going to try writing from the base class again. 
 
+OK, did that and seems like I'm writing into the thing. 
+
 - neil suggests watching the power rails, flash req 
 - nuclear option is asking neil to chat w/ microchip contacts 
\ No newline at end of file