From: Jonathan McDowell <noodles@earth.li>
Date: Mon, 2 Jan 2017 11:10:35 +0000 (+0000)
Subject: Change to target Digispark board
X-Git-Url: https://the.earth.li/gitweb/?p=riso-kagaku-clone.git;a=commitdiff_plain;h=9655b9ebd55efdab77a764a7c0650f7bb3482182

Change to target Digispark board

Alter settings to work with an unaltered ATTiny85 based Digispark
board.
---

diff --git a/Makefile b/Makefile
index be268f6..412d090 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,4 @@
-DEVICE = attiny45
+DEVICE = attiny85
 F_CPU = 16500000
 
 CFLAGS = -Iusbdrv -I.
diff --git a/main.c b/main.c
index 2308d55..c72bb9e 100644
--- a/main.c
+++ b/main.c
@@ -27,9 +27,9 @@
 #include "usbdrv.h"
 #include "libs-device/osccal.h"
 
-#define RED_BIT    8 /* Bit 3 on port B */
-#define GREEN_BIT 16 /* Bit 4 on port B */
-#define BLUE_BIT  32 /* Bit 5 on port B */
+#define GREEN_BIT  1 /* Bit 0 on port B */
+#define RED_BIT    2 /* Bit 1 on port B */
+#define BLUE_BIT   4 /* Bit 2 on port B */
 #define ALL_BITS (RED_BIT | GREEN_BIT | BLUE_BIT)
 #define CMD_SET_SERIAL 0xfa
 
diff --git a/usbconfig.h b/usbconfig.h
index 56a980e..0b106db 100644
--- a/usbconfig.h
+++ b/usbconfig.h
@@ -29,11 +29,11 @@ section at the end of this file).
 /* This is the port where the USB bus is connected. When you configure it to
  * "B", the registers PORTB, PINB and DDRB will be used.
  */
-#define USB_CFG_DMINUS_BIT      1
+#define USB_CFG_DMINUS_BIT      3
 /* This is the bit number in USB_CFG_IOPORT where the USB D- line is connected.
  * This may be any bit in the port.
  */
-#define USB_CFG_DPLUS_BIT       2
+#define USB_CFG_DPLUS_BIT       4
 /* This is the bit number in USB_CFG_IOPORT where the USB D+ line is connected.
  * This may be any bit in the port. Please note that D+ must also be connected
  * to interrupt pin INT0! [You can also use other interrupts, see section
@@ -378,13 +378,13 @@ extern void calibrateOscillator(void);
  * which is not fully supported (such as IAR C) or if you use a differnt
  * interrupt than INT0, you may have to define some of these.
  */
-/* #define USB_INTR_CFG            MCUCR */
-/* #define USB_INTR_CFG_SET        ((1 << ISC00) | (1 << ISC01)) */
-/* #define USB_INTR_CFG_CLR        0 */
-/* #define USB_INTR_ENABLE         GIMSK */
-/* #define USB_INTR_ENABLE_BIT     INT0 */
-/* #define USB_INTR_PENDING        GIFR */
-/* #define USB_INTR_PENDING_BIT    INTF0 */
-/* #define USB_INTR_VECTOR         INT0_vect */
+#define USB_INTR_CFG            PCMSK
+#define USB_INTR_CFG_SET        (1 << USB_CFG_DPLUS_BIT)
+#define USB_INTR_CFG_CLR        0
+#define USB_INTR_ENABLE         GIMSK
+#define USB_INTR_ENABLE_BIT     PCIE
+#define USB_INTR_PENDING        GIFR
+#define USB_INTR_PENDING_BIT    PCIF
+#define USB_INTR_VECTOR         PCINT0_vect
 
 #endif /* __usbconfig_h_included__ */