Fix issue #3

wagiminator · Oct 28, 2023 · 07a32bf · 07a32bf
1 parent c0b7eaf
commit 07a32bf
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Showing 6 changed files with 3 additions and 3 deletions.
diff --git a/picoISP_Programmer/software/picoasp/picoasp.bin b/picoISP_Programmer/software/picoasp/picoasp.bin
diff --git a/picoISP_Programmer/software/picoasp/src/isp.c b/picoISP_Programmer/software/picoasp/src/isp.c
@@ -73,7 +73,7 @@ uint8_t ISP_enterProgrammingMode(void) {
   PIN_output(PIN_RESET);                      // RESET pin to output
   ISP_HWSPI  = 1;                             // start with hardware SPI
   SPI0_CTRL  = 0x60;                          // enable SPI interface, mode 0
-  SPI0_CK_SE = 0;                             // start with fastest speed
+  SPI0_CK_SE = 3;                             // start with ~1.5MHz
   do {
     if(SPI0_CK_SE == 255) {                   // already at slowest hardware speed?
       ISP_HWSPI = 0;                          // use software SPI now

diff --git a/picoISP_Programmer/software/picoisp/picoisp.bin b/picoISP_Programmer/software/picoisp/picoisp.bin
diff --git a/picoISP_Programmer/software/picoisp/src/usb_isp.c b/picoISP_Programmer/software/picoisp/src/usb_isp.c
@@ -100,7 +100,7 @@ uint8_t ISP_connect(void) {
   PIN_output(PIN_RESET);                  // RESET pin to output
   ISP_HWSPI  = 1;                         // start with hardware SPI
   SPI0_CTRL  = 0x60;                      // enable SPI interface, mode 0
-  SPI0_CK_SE = 0;                         // start with fastest speed
+  SPI0_CK_SE = 3;                         // start with ~1.5MHz
   do {
     if(SPI0_CK_SE == 255) {               // already at slowest hardware speed?
       ISP_HWSPI = 0;                      // use software SPI now

diff --git a/picoISP_Programmer/software/picostk/picostk.bin b/picoISP_Programmer/software/picostk/picostk.bin
diff --git a/picoISP_Programmer/software/picostk/src/isp.c b/picoISP_Programmer/software/picostk/src/isp.c
@@ -59,7 +59,7 @@ uint8_t ISP_enterProgrammingMode(void) {
   PIN_output(PIN_RESET);                      // RESET pin to output
   ISP_HWSPI  = 1;                             // start with hardware SPI
   SPI0_CTRL  = 0x60;                          // enable SPI interface, mode 0
-  SPI0_CK_SE = 0;                             // start with fastest speed
+  SPI0_CK_SE = 3;                             // start with ~1.5MHz
   do {
     if(SPI0_CK_SE == 255) {                   // already at slowest hardware speed?
       ISP_HWSPI = 0;                          // use software SPI now