diff --git a/avr.c b/avr.c
index 70d86f33..5bafe37d 100644
--- a/avr.c
+++ b/avr.c
@@ -786,7 +786,7 @@ int avr_signature(int fd, AVRPART * p)
  */
 void avr_powerup(int fd)
 {
-  ppi_set(fd, PPIDATA, PPI_AVR_VCC);    /* power up */
+  ppi_set(fd, PPIDATA, pgm->pinno[PPI_AVR_VCC]);    /* power up */
   usleep(100000);
 }
 
@@ -796,7 +796,7 @@ void avr_powerup(int fd)
  */
 void avr_powerdown(int fd)
 {
-  ppi_clr(fd, PPIDATA, PPI_AVR_VCC);    /* power down */
+  ppi_clr(fd, PPIDATA, pgm->pinno[PPI_AVR_VCC]);    /* power down */
 }
 
 
@@ -809,9 +809,12 @@ int avr_initialize(int fd, AVRPART * p)
   int tries;
 
   avr_powerup(fd);
+  usleep(20000);
 
   ppi_setpin(fd, pgm->pinno[PIN_AVR_SCK], 0);
   ppi_setpin(fd, pgm->pinno[PIN_AVR_RESET], 0);
+  usleep(20000);
+
   ppi_pulsepin(fd, pgm->pinno[PIN_AVR_RESET]);
 
   usleep(20000); /* 20 ms XXX should be a per-chip parameter */
@@ -831,16 +834,16 @@ int avr_initialize(int fd, AVRPART * p)
     tries = 0;
     do {
       rc = avr_program_enable(fd, p);
-      if (rc == 0)
+      if ((rc == 0)||(rc == -1))
         break;
       ppi_pulsepin(fd, pgm->pinno[PIN_AVR_SCK]);
       tries++;
-    } while (tries < 32);
+    } while (tries < 65);
 
     /*
      * can't sync with the device, maybe it's not attached?
      */
-    if (tries == 32) {
+    if (rc) {
       fprintf(stderr, "%s: AVR device not responding\n", progname);
       return -1;
     }
diff --git a/avrdude.conf.sample b/avrdude.conf.sample
index 04222849..299bcf68 100644
--- a/avrdude.conf.sample
+++ b/avrdude.conf.sample
@@ -107,6 +107,16 @@ programmer
   miso  = 10;
 ;
 
+programmer
+  id    = "stk200";
+  desc  = "STK200";
+  buff  = 4, 5;
+  sck   = 6;
+  mosi  = 7;
+  reset = 9;
+  miso  = 10;
+;
+
 programmer
   id    = "dt006";
   desc  = "Dontronics DT006";
@@ -148,11 +158,11 @@ part
         max_write_delay = 20000;
         readback_p1     = 0x00;
         readback_p2     = 0xff;
-        read            = "1 0 1 0  0 0 0 0   x x x x  x x x x", 
-                          "x x a a  a a a a   o o o o  o o o o";
+        read            = "1 0  1  0   0  0  0  0   x x x x  x x x x", 
+                          "x x a5 a4  a3 a2 a1 a0   o o o o  o o o o";
 
-        write           = "1 1 0 0  0 0 0 0   x x x x  x x x x",
-                          "x x a a  a a a a   i i i i  i i i i";
+        write           = "1 1  0  0   0  0  0  0   x x x x  x x x x",
+                          "x x a5 a4  a3 a2 a1 a0   i i i i  i i i i";
       ;
     memory "flash"
         size            = 1024;
@@ -204,11 +214,11 @@ part
         max_write_delay = 20000;
         readback_p1     = 0x80;
         readback_p2     = 0x7f;
-        read            = "1 0 1 0  0 0 0 0   x x x x  x x x x", 
-                          "x a a a  a a a a   o o o o  o o o o";
+        read            = "1  0  1  0   0  0  0  0   x x x x  x x x x", 
+                          "x a6 a5 a4  a3 a2 a1 a0   o o o o  o o o o";
 
-        write           = "1 1 0 0  0 0 0 0   x x x x  x x x x",
-                          "x a a a  a a a a   i i i i  i i i i";
+        write           = "1  1  0  0   0  0  0  0   x x x x  x x x x",
+                          "x a6 a5 a4  a3 a2 a1 a0   i i i i  i i i i";
       ;
     memory "flash"
         size            = 2048;
@@ -265,11 +275,11 @@ part
         max_write_delay = 20000;
         readback_p1     = 0x00;
         readback_p2     = 0xff;
-        read            = "1 0 1 0  0 0 0 0   x x x x  x x x x", 
-                          "x a a a  a a a a   o o o o  o o o o";
+        read            = "1  0  1  0   0  0  0  0   x x x x  x x x x", 
+                          "x a6 a5 a4  a3 a2 a1 a0   o o o o  o o o o";
 
-        write           = "1 1 0 0  0 0 0 0   x x x x  x x x x",
-                          "x a a a  a a a a   i i i i  i i i i";
+        write           = "1  1  0  0   0  0  0  0   x x x x  x x x x",
+                          "x a6 a5 a4  a3 a2 a1 a0   i i i i  i i i i";
       ;
     memory "flash"
         size            = 2048;
@@ -377,11 +387,11 @@ part
         max_write_delay = 20000;
         readback_p1     = 0x00;
         readback_p2     = 0xff;
-        read            = "1 0 1 0  0 0 0 0   x x x x  x x x x", 
-                          "a a a a  a a a a   o o o o  o o o o";
+        read            = " 1  0  1  0   0  0  0  0   x x x x  x x x x", 
+                          "a7 a6 a5 a4  a3 a2 a1 a0   o o o o  o o o o";
 
-        write           = "1 1 0 0  0 0 0 0   x x x x  x x x x",
-                          "a a a a  a a a a   i i i i  i i i i";
+        write           = " 1  1  0  0   0  0  0  0   x x x x  x x x x",
+                          "a7 a6 a5 a4  a3 a2 a1 a0   i i i i  i i i i";
       ;
     memory "flash"
         size            = 4096;
@@ -433,11 +443,11 @@ part
         max_write_delay = 20000;
         readback_p1     = 0x80;
         readback_p2     = 0x7f;
-        read            = "1 0 1 0  0 0 0 0   x x x x  x x x a8", 
-                          "a a a a  a a a a   o o o o  o o o o";
+        read            = " 1  0  1  0   0  0  0  0  x x x x  x x x a8", 
+                          "a7 a6 a5 a4 a3 a2 a1 a0   o o o o  o o o o";
 
-        write           = "1 1 0 0  0 0 0 0   x x x x  x x x a8",
-                          "a a a a  a a a a   i i i i  i i i i";
+        write           = " 1  1  0  0   0  0  0  0   x x x x  x x x a8",
+                          "a7 a6 a5 a4  a3 a2 a1 a0   i i i i  i i i i";
       ;
     memory "flash"
         size            = 8192;
@@ -489,11 +499,11 @@ part
         max_write_delay = 20000;
         readback_p1     = 0x00;
         readback_p2     = 0xff;
-        read            = "1 0 1 0  0 0 0 0   x x x x  x x x a8", 
-                          "a a a a  a a a a   o o o o  o o o o";
+        read            = " 1  0  1  0   0  0  0  0   x x x x  x x x a8", 
+                          "a7 a6 a5 a4  a3 a2 a1 a0   o o o o  o o o o";
 
-        write           = "1 1 0 0  0 0 0 0   x x x x  x x x a8",
-                          "a a a a  a a a a   i i i i  i i i i";
+        write           = " 1  1  0  0   0  0  0  0   x x x x  x x x a8",
+                          "a7 a6 a5 a4  a3 a2 a1 a0   i i i i  i i i i";
       ;
     memory "flash"
         size            = 8192;
diff --git a/config_gram.y b/config_gram.y
index 62f3fb8d..17a42394 100644
--- a/config_gram.y
+++ b/config_gram.y
@@ -235,11 +235,35 @@ prog_parm :
     }
   } |
 
+  K_BUFF TKN_EQUAL num_list {
+    { 
+      TOKEN * t;
+      int pin;
+
+      current_prog->pinno[PPI_AVR_BUFF] = 0;
+
+      while (lsize(number_list)) {
+        t = lrmv_n(number_list, 1);
+        pin = t->value.number;
+        if ((pin < 2) || (pin > 9)) {
+          fprintf(stderr, 
+                  "%s: error at line %d of %s: BUFF must be one or more "
+                  "pins from the range 2-9\n",
+                  progname, lineno, infile);
+          exit(1);
+        }
+
+        current_prog->pinno[PPI_AVR_BUFF] |= (1 << (pin-2));
+
+        free_token(t);
+      }
+    }
+  } |
+
   K_RESET  TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_RESET, $3); } |
   K_SCK    TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_SCK, $3); } |
   K_MOSI   TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_MOSI, $3); } |
   K_MISO   TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_MISO, $3); } |
-  K_BUFF   TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_BUFF, $3); } |
   K_ERRLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_ERR, $3); } |
   K_RDYLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_RDY, $3); } |
   K_PGMLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_PGM, $3); } |
diff --git a/main.c b/main.c
index 216491ac..adc6bf2b 100644
--- a/main.c
+++ b/main.c
@@ -328,21 +328,30 @@ char * vccpins_str(unsigned int pmask)
 void pinconfig_display(char * p)
 {
   char vccpins[64];
+  char buffpins[64];
 
   if (pgm->pinno[PPI_AVR_VCC]) {
     snprintf(vccpins, sizeof(vccpins), " = pins %s", 
              vccpins_str(pgm->pinno[PPI_AVR_VCC]));
   }
   else {
-    vccpins[0] = 0;
+    strcpy(vccpins, " (not used)");
+  }
+
+  if (pgm->pinno[PPI_AVR_BUFF]) {
+    snprintf(buffpins, sizeof(buffpins), " = pins %s", 
+             vccpins_str(pgm->pinno[PPI_AVR_BUFF]));
+  }
+  else {
+    strcpy(buffpins, " (not used)");
   }
 
   fprintf(stderr, "%sProgrammer Pin Configuration: %s (%s)\n", p, 
           (char *)ldata(lfirst(pgm->id)), pgm->desc);
 
   fprintf(stderr, 
-          "%s  VCC     = 0x%02x %s\n"
-          "%s  BUFF    = %d\n"
+          "%s  VCC     = 0x%02x%s\n"
+          "%s  BUFF    = 0x%02x%s\n"
           "%s  RESET   = %d\n"
           "%s  SCK     = %d\n"
           "%s  MOSI    = %d\n"
@@ -352,7 +361,7 @@ void pinconfig_display(char * p)
           "%s  PGM LED = %d\n"
           "%s  VFY LED = %d\n",
           p, pgm->pinno[PPI_AVR_VCC], vccpins,
-          p, pgm->pinno[PIN_AVR_BUFF],
+          p, pgm->pinno[PPI_AVR_BUFF], buffpins,
           p, pgm->pinno[PIN_AVR_RESET],
           p, pgm->pinno[PIN_AVR_SCK],
           p, pgm->pinno[PIN_AVR_MOSI],
@@ -523,7 +532,7 @@ int main(int argc, char * argv [])
   for (i=0; i<N_PINS; i++)
     pgm->pinno[i] = 0;
   pgm->pinno[PPI_AVR_VCC]   = 0x0f;  /* ppi pins 2-5, data reg bits 0-3 */
-  pgm->pinno[PIN_AVR_BUFF]  =  0;
+  pgm->pinno[PPI_AVR_BUFF]  =  0;
   pgm->pinno[PIN_AVR_RESET] =  7;
   pgm->pinno[PIN_AVR_SCK]   =  8;
   pgm->pinno[PIN_AVR_MOSI]  =  9;
@@ -804,7 +813,8 @@ int main(int argc, char * argv [])
   /*
    * enable the 74367 buffer, if connected; this signal is active low
    */
-  ppi_setpin(fd, pgm->pinno[PIN_AVR_BUFF], 0);
+  /*ppi_setpin(fd, pgm->pinno[PIN_AVR_BUFF], 0);*/
+  ppi_clr(fd, PPIDATA, pgm->pinno[PPI_AVR_BUFF]);
 
   /*
    * initialize the chip in preperation for accepting commands
@@ -1025,7 +1035,8 @@ int main(int argc, char * argv [])
   /*
    * disable the 74367 buffer, if connected; this signal is active low 
    */
-  ppi_setpin(fd, pgm->pinno[PIN_AVR_BUFF], 1);
+  /* ppi_setpin(fd, pgm->pinno[PIN_AVR_BUFF], 1); */
+  ppi_set(fd, PPIDATA, pgm->pinno[PPI_AVR_BUFF]);
 
   LED_OFF(fd, pgm->pinno[PIN_LED_RDY]);
 
diff --git a/pindefs.h b/pindefs.h
index 4c102315..e60e422c 100644
--- a/pindefs.h
+++ b/pindefs.h
@@ -34,7 +34,7 @@
 
 enum {
   PPI_AVR_VCC=1,
-  PIN_AVR_BUFF,
+  PPI_AVR_BUFF,
   PIN_AVR_RESET,
   PIN_AVR_SCK,
   PIN_AVR_MOSI,