M converter/adb_usb/Makefile => converter/adb_usb/Makefile +16 -3
@@ 32,12 32,25 @@ MCU = atmega32u4 # Teensy 2.0
F_CPU = 16000000
+# Boot Section Size in *bytes*
+# Teensy halfKay 512
+# Teensy++ halfKay 1024
+# Atmel DFU loader 4096
+# LUFA bootloader 4096
+# USBaspLoader 2048
+OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
+
# Build Options
# comment out to disable the options.
#
-#MOUSEKEY_ENABLE = yes # Mouse keys
-EXTRAKEY_ENABLE = yes # Audio control and System control
-#NKRO_ENABLE = yes # USB Nkey Rollover
+#BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration(+1000)
+#MOUSEKEY_ENABLE = yes # Mouse keys(+5000)
+#EXTRAKEY_ENABLE = yes # Audio control and System control(+600)
+#CONSOLE_ENABLE = yes # Console for debug
+#COMMAND_ENABLE = yes # Commands for debug and configuration
+#SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
+#NKRO_ENABLE = yes # USB Nkey Rollover(+500)
# Search Path
A converter/adb_usb/Makefile.lufa => converter/adb_usb/Makefile.lufa +131 -0
@@ 0,0 1,131 @@
+#----------------------------------------------------------------------------
+# On command line:
+#
+# make all = Make software.
+#
+# make clean = Clean out built project files.
+#
+# make coff = Convert ELF to AVR COFF.
+#
+# make extcoff = Convert ELF to AVR Extended COFF.
+#
+# make program = Download the hex file to the device.
+# Please customize your programmer settings(PROGRAM_CMD)
+#
+# make teensy = Download the hex file to the device, using teensy_loader_cli.
+# (must have teensy_loader_cli installed).
+#
+# make dfu = Download the hex file to the device, using dfu-programmer (must
+# have dfu-programmer installed).
+#
+# make flip = Download the hex file to the device, using Atmel FLIP (must
+# have Atmel FLIP installed).
+#
+# make dfu-ee = Download the eeprom file to the device, using dfu-programmer
+# (must have dfu-programmer installed).
+#
+# make flip-ee = Download the eeprom file to the device, using Atmel FLIP
+# (must have Atmel FLIP installed).
+#
+# make debug = Start either simulavr or avarice as specified for debugging,
+# with avr-gdb or avr-insight as the front end for debugging.
+#
+# make filename.s = Just compile filename.c into the assembler code only.
+#
+# make filename.i = Create a preprocessed source file for use in submitting
+# bug reports to the GCC project.
+#
+# To rebuild project do "make clean" then "make all".
+#----------------------------------------------------------------------------
+
+# Target file name (without extension).
+TARGET = adb_usb_lufa
+
+# Directory common source filess exist
+TOP_DIR = ../..
+
+# Directory keyboard dependent files exist
+TARGET_DIR = .
+
+# project specific files
+SRC = keymap.c \
+ matrix.c \
+ led.c \
+ adb.c
+
+CONFIG_H = config.h
+
+
+# MCU name
+#MCU = at90usb1287
+MCU = atmega32u4
+
+# Processor frequency.
+# This will define a symbol, F_CPU, in all source code files equal to the
+# processor frequency in Hz. You can then use this symbol in your source code to
+# calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+# automatically to create a 32-bit value in your source code.
+#
+# This will be an integer division of F_USB below, as it is sourced by
+# F_USB after it has run through any CPU prescalers. Note that this value
+# does not *change* the processor frequency - it should merely be updated to
+# reflect the processor speed set externally so that the code can use accurate
+# software delays.
+F_CPU = 16000000
+
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+# This will define a symbol, F_USB, in all source code files equal to the
+# input clock frequency (before any prescaling is performed) in Hz. This value may
+# differ from F_CPU if prescaling is used on the latter, and is required as the
+# raw input clock is fed directly to the PLL sections of the AVR for high speed
+# clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+# at the end, this will be done automatically to create a 32-bit value in your
+# source code.
+#
+# If no clock division is performed on the input clock inside the AVR (via the
+# CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Interrupt driven control endpoint task(+60)
+#OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+
+# Boot Section Size in *bytes*
+# Teensy halfKay 512
+# Teensy++ halfKay 1024
+# Atmel DFU loader 4096
+# LUFA bootloader 4096
+# USBaspLoader 2048
+OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
+
+# Build Options
+# comment out to disable the options.
+#
+BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = yes # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes # Audio control and System control(+450)
+CONSOLE_ENABLE = yes # Console for debug(+400)
+COMMAND_ENABLE = yes # Commands for debug and configuration
+#SLEEP_LED_ENABLE = yes # Breathing sleep LED during USB suspend
+#NKRO_ENABLE = yes # USB Nkey Rollover - not yet supported in LUFA
+
+
+# Optimize size but this may cause error "relocation truncated to fit"
+#EXTRALDFLAGS = -Wl,--relax
+
+# Search Path
+VPATH += $(TARGET_DIR)
+VPATH += $(TOP_DIR)
+
+include $(TOP_DIR)/protocol/lufa.mk
+include $(TOP_DIR)/protocol.mk
+include $(TOP_DIR)/common.mk
+include $(TOP_DIR)/rules.mk
M converter/adb_usb/keymap.c => converter/adb_usb/keymap.c +0 -1
@@ 21,7 21,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <stdint.h>
#include <stdbool.h>
#include <avr/pgmspace.h>
-#include "usb_keyboard.h"
#include "keycode.h"
#include "print.h"
#include "debug.h"
M converter/adb_usb/matrix.c => converter/adb_usb/matrix.c +0 -1
@@ 71,7 71,6 @@ void matrix_init(void)
// initialize matrix state: all keys off
for (uint8_t i=0; i < MATRIX_ROWS; i++) matrix[i] = 0x00;
- print_enable = true;
debug_enable = true;
debug_matrix = true;
debug_keyboard = true;
M protocol/adb.c => protocol/adb.c +53 -20
@@ 57,12 57,13 @@ static inline void place_bit1(void);
static inline void send_byte(uint8_t data);
static inline bool read_bit(void);
static inline uint8_t read_byte(void);
-static inline uint8_t wait_data_lo(uint8_t us);
+static inline uint8_t wait_data_lo(uint16_t us);
static inline uint8_t wait_data_hi(uint8_t us);
void adb_host_init(void)
{
+DDRF |= (1<<1);
data_hi();
#ifdef ADB_PSW_BIT
psw_hi();
@@ 88,19 89,24 @@ uint16_t adb_host_kbd_recv(void)
attention();
send_byte(0x2C); // Addr:Keyboard(0010), Cmd:Talk(11), Register0(00)
place_bit0(); // Stopbit(0)
- if (!wait_data_lo(0xFF)) // Tlt/Stop to Start(140-260us)
+ if (!wait_data_lo(500)) { // Tlt/Stop to Start(140-260us)
return 0; // No data to send
- if (!read_bit()) // Startbit(1)
+ }
+ if (!read_bit()) { // Startbit(1)
+ // Service Request
return -2;
+ }
// ad hoc fix: without block inerrupt read wrong bit occasionally and get keys stuck
cli();
data = read_byte();
data = (data<<8) | read_byte();
+ uint8_t stop = read_bit(); // Stopbit(0)
sei();
- if (read_bit()) // Stopbit(0)
+ if (stop) {
return -3;
+ }
return data;
}
@@ 199,24 205,48 @@ static inline bool read_bit(void)
{
// ADB Bit Cells
//
- // bit0: ______~~~
- // 65 :35us
+ // bit cell time: 70-130us
+ // low part of bit0: 60-70% of bit cell
+ // low part of bit1: 30-40% of bit cell
//
- // bit1: ___~~~~~~
- // 35 :65us
+ // bit cell time 70us 130us
+ // --------------------------------------------
+ // low part of bit0 42-49 78-91
+ // high part of bit0 21-28 39-52
+ // low part of bit1 21-28 39-52
+ // high part of bit1 42-49 78-91
//
- // bit0 low time: 60-70% of bit cell(42-91us)
- // bit1 low time: 30-40% of bit cell(21-52us)
- // bit cell time: 70-130us
- // [from Apple IIgs Hardware Reference Second Edition]
//
- // After 55us if data line is low/high then bit is 0/1.
- // Too simple to rely on?
+ // bit0:
+ // 70us bit cell:
+ // ____________~~~~~~
+ // 42-49 21-28
+ //
+ // 130us bit cell:
+ // ____________~~~~~~
+ // 78-91 39-52
+ //
+ // bit1:
+ // 70us bit cell:
+ // ______~~~~~~~~~~~~
+ // 21-28 42-49
+ //
+ // 130us bit cell:
+ // ______~~~~~~~~~~~~
+ // 39-52 78-91
+ //
+ // read:
+ // ________|~~~~~~~~~
+ // 55us
+ // Read data line after 55us. If data line is low/high then bit is 0/1.
+ // This method might not work at <90us bit cell time.
+ //
+ // [from Apple IIgs Hardware Reference Second Edition]
bool bit;
- wait_data_lo(75); // wait the beginning of bit cell
+ wait_data_lo(75); // wait the start of bit cell at least 130ms(55+0+75)
_delay_us(55);
bit = data_in();
- wait_data_hi(36); // wait high part of bit cell
+ wait_data_hi(36); // wait high part of bit cell at least 91ms(55+36)
return bit;
}
@@ 231,7 261,7 @@ static inline uint8_t read_byte(void)
return data;
}
-static inline uint8_t wait_data_lo(uint8_t us)
+static inline uint8_t wait_data_lo(uint16_t us)
{
while (data_in() && us) {
_delay_us(1);
@@ 258,7 288,10 @@ Resources
---------
ADB - The Untold Story: Space Aliens Ate My Mouse
http://developer.apple.com/legacy/mac/library/#technotes/hw/hw_01.html
-Apple IIgs Hardware Reference Second Edition [p80(Chapter6 p121)]
+ADB Manager
+ http://developer.apple.com/legacy/mac/library/documentation/mac/pdf/Devices/ADB_Manager.pdf
+ Service request(5-17)
+Apple IIgs Hardware Reference Second Edition [Chapter6 p121]
ftp://ftp.apple.asimov.net/pub/apple_II/documentation/Apple%20IIgs%20Hardware%20Reference.pdf
ADB Keycode
http://72.0.193.250/Documentation/macppc/adbkeycodes/
@@ 376,9 409,9 @@ Communication
Global reset:
Host asserts low in 2.8-5.2ms. All devices are forced to reset.
- Send request from device(Srq):
+ Service request from device(Srq):
Device can request to send at commad(Global only?) stop bit.
- keep low for 300us to request.
+ Requesting device keeps low for 140-260us at stop bit of command.
Keyboard Data(Register0)
M protocol/pjrc/usb.c => protocol/pjrc/usb.c +1 -0
@@ 31,6 31,7 @@
#include "usb_mouse.h"
#include "usb_debug.h"
#include "usb_extra.h"
+#include "led.h"
#include "print.h"
#include "util.h"
#include "sleep_led.h"