summaryrefslogtreecommitdiff
path: root/protocol
diff options
context:
space:
mode:
Diffstat (limited to 'protocol')
-rw-r--r--protocol/ibm4704.c45
-rw-r--r--protocol/lufa/lufa.c47
-rw-r--r--protocol/next_kbd.c16
-rw-r--r--protocol/pjrc/main.c2
m---------protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/Arduino_Makefile_master0
m---------protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/RTClib0
m---------protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/generic_storage0
m---------protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/xmem20
-rw-r--r--protocol/usb_hid/leonardo_led.h10
-rw-r--r--protocol/usb_hid/parser.cpp27
10 files changed, 91 insertions, 56 deletions
diff --git a/protocol/ibm4704.c b/protocol/ibm4704.c
index a10a5e74d9..6a03cd4419 100644
--- a/protocol/ibm4704.c
+++ b/protocol/ibm4704.c
@@ -21,9 +21,10 @@ uint8_t ibm4704_error = 0;
void ibm4704_init(void)
{
+ inhibit(); // keep keyboard from sending
IBM4704_INT_INIT();
IBM4704_INT_ON();
- idle();
+ idle(); // allow keyboard sending
}
/*
@@ -104,51 +105,44 @@ uint8_t ibm4704_recv_response(void)
return rbuf_dequeue();
}
+uint8_t ibm4704_recv(void)
+{
+ if (rbuf_has_data()) {
+ return rbuf_dequeue();
+ } else {
+ return -1;
+ }
+}
+
/*
Keyboard to Host
----------------
Data bits are LSB first and Parity is odd. Clock has around 60us high and 30us low part.
- ____ __ __ __ __ __ __ __ __ __ ________
-Clock \____/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/
+ ____ __ __ __ __ __ __ __ __ __ _______
+Clock \_____/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/ \_/
____ ____ ____ ____ ____ ____ ____ ____ ____ ____
Data ____/ X____X____X____X____X____X____X____X____X____X________
Start 0 1 2 3 4 5 6 7 P Stop
Start bit: can be long as 300-350us.
Inhibit: Pull Data line down to inhibit keyboard to send.
-Timing: Host reads bit while Clock is hi.
+Timing: Host reads bit while Clock is hi.(rising edge)
Stop bit: Keyboard pulls down Data line to lo after 9th clock.
*/
-uint8_t ibm4704_recv(void)
-{
- if (rbuf_has_data()) {
- return rbuf_dequeue();
- } else {
- return -1;
- }
-}
-
ISR(IBM4704_INT_VECT)
{
static enum {
- INIT, START, BIT0, BIT1, BIT2, BIT3, BIT4, BIT5, BIT6, BIT7, PARITY,
- } state = INIT;
+ BIT0, BIT1, BIT2, BIT3, BIT4, BIT5, BIT6, BIT7, PARITY, STOP
+ } state = BIT0;
// LSB first
static uint8_t data = 0;
// Odd parity
static uint8_t parity = false;
ibm4704_error = 0;
- // return unless falling edge
- if (clock_in()) { goto RETURN; } // why this occurs?
- state++;
switch (state) {
- case START:
- // Data:Low
- WAIT(data_hi, 10, state);
- break;
case BIT0:
case BIT1:
case BIT2:
@@ -169,6 +163,10 @@ ISR(IBM4704_INT_VECT)
}
if (!parity)
goto ERROR;
+ break;
+ case STOP:
+ // Data:Low
+ WAIT(data_lo, 100, state);
rbuf_enqueue(data);
ibm4704_error = IBM4704_ERR_NONE;
goto DONE;
@@ -176,13 +174,14 @@ ISR(IBM4704_INT_VECT)
default:
goto ERROR;
}
+ state++;
goto RETURN;
ERROR:
ibm4704_error = state;
while (ibm4704_send(0xFE)) _delay_ms(1); // resend
xprintf("R:%02X%02X\n", state, data);
DONE:
- state = INIT;
+ state = BIT0;
data = 0;
parity = false;
RETURN:
diff --git a/protocol/lufa/lufa.c b/protocol/lufa/lufa.c
index cdfc7bc6ad..345630aa90 100644
--- a/protocol/lufa/lufa.c
+++ b/protocol/lufa/lufa.c
@@ -53,6 +53,7 @@
#include "lufa.h"
uint8_t keyboard_idle = 0;
+/* 0: Boot Protocol, 1: Report Protocol(default) */
uint8_t keyboard_protocol = 1;
static uint8_t keyboard_led_stats = 0;
@@ -179,7 +180,6 @@ void EVENT_USB_Device_Reset(void)
void EVENT_USB_Device_Suspend()
{
print("[S]");
- matrix_power_down();
#ifdef SLEEP_LED_ENABLE
sleep_led_enable();
#endif
@@ -197,13 +197,30 @@ void EVENT_USB_Device_WakeUp()
#endif
}
+#ifdef CONSOLE_ENABLE
+static bool console_flush = false;
+#define CONSOLE_FLUSH_SET(b) do { \
+ uint8_t sreg = SREG; cli(); console_flush = b; SREG = sreg; \
+} while (0)
+
+// called every 1ms
void EVENT_USB_Device_StartOfFrame(void)
{
+ static uint8_t count;
+ if (++count % 50) return;
+ count = 0;
+
+ if (!console_flush) return;
Console_Task();
+ console_flush = false;
}
+#endif
/** Event handler for the USB_ConfigurationChanged event.
* This is fired when the host sets the current configuration of the USB device after enumeration.
+ *
+ * ATMega32u2 supports dual bank(ping-pong mode) only on endpoint 3 and 4,
+ * it is safe to use singl bank for all endpoints.
*/
void EVENT_USB_Device_ConfigurationChanged(void)
{
@@ -228,7 +245,7 @@ void EVENT_USB_Device_ConfigurationChanged(void)
#ifdef CONSOLE_ENABLE
/* Setup Console HID Report Endpoints */
ConfigSuccess &= ENDPOINT_CONFIG(CONSOLE_IN_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_IN,
- CONSOLE_EPSIZE, ENDPOINT_BANK_DOUBLE);
+ CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE);
#if 0
ConfigSuccess &= ENDPOINT_CONFIG(CONSOLE_OUT_EPNUM, EP_TYPE_INTERRUPT, ENDPOINT_DIR_OUT,
CONSOLE_EPSIZE, ENDPOINT_BANK_SINGLE);
@@ -333,10 +350,7 @@ void EVENT_USB_Device_ControlRequest(void)
Endpoint_ClearSETUP();
Endpoint_ClearStatusStage();
- keyboard_protocol = ((USB_ControlRequest.wValue & 0xFF) != 0x00);
-#ifdef NKRO_ENABLE
- keyboard_nkro = !!keyboard_protocol;
-#endif
+ keyboard_protocol = (USB_ControlRequest.wValue & 0xFF);
clear_keyboard();
}
}
@@ -383,7 +397,7 @@ static void send_keyboard(report_keyboard_t *report)
/* Select the Keyboard Report Endpoint */
#ifdef NKRO_ENABLE
- if (keyboard_nkro) {
+ if (keyboard_protocol && keyboard_nkro) {
/* Report protocol - NKRO */
Endpoint_SelectEndpoint(NKRO_IN_EPNUM);
@@ -491,6 +505,10 @@ int8_t sendchar(uint8_t c)
// Because sendchar() is called so many times, waiting each call causes big lag.
static bool timeouted = false;
+ // prevents Console_Task() from running during sendchar() runs.
+ // or char will be lost. These two function is mutually exclusive.
+ CONSOLE_FLUSH_SET(false);
+
if (USB_DeviceState != DEVICE_STATE_Configured)
return -1;
@@ -524,8 +542,12 @@ int8_t sendchar(uint8_t c)
Endpoint_Write_8(c);
// send when bank is full
- if (!Endpoint_IsReadWriteAllowed())
+ if (!Endpoint_IsReadWriteAllowed()) {
+ while (!(Endpoint_IsINReady()));
Endpoint_ClearIN();
+ } else {
+ CONSOLE_FLUSH_SET(true);
+ }
Endpoint_SelectEndpoint(ep);
return 0;
@@ -544,7 +566,7 @@ int8_t sendchar(uint8_t c)
/*******************************************************************************
* main
******************************************************************************/
-static void SetupHardware(void)
+static void setup_mcu(void)
{
/* Disable watchdog if enabled by bootloader/fuses */
MCUSR &= ~(1 << WDRF);
@@ -552,7 +574,10 @@ static void SetupHardware(void)
/* Disable clock division */
clock_prescale_set(clock_div_1);
+}
+static void setup_usb(void)
+{
// Leonardo needs. Without this USB device is not recognized.
USB_Disable();
@@ -566,7 +591,9 @@ static void SetupHardware(void)
int main(void) __attribute__ ((weak));
int main(void)
{
- SetupHardware();
+ setup_mcu();
+ keyboard_setup();
+ setup_usb();
sei();
/* wait for USB startup & debug output */
diff --git a/protocol/next_kbd.c b/protocol/next_kbd.c
index a5a07a7a85..fa3034b3fe 100644
--- a/protocol/next_kbd.c
+++ b/protocol/next_kbd.c
@@ -59,10 +59,16 @@ static inline void query(void);
static inline void reset(void);
static inline uint32_t response(void);
-#define out_hi_delay(intervals) do { out_hi(); _delay_us(NEXT_KBD_TIMING * intervals); } while (0);
-#define out_lo_delay(intervals) do { out_lo(); _delay_us(NEXT_KBD_TIMING * intervals); } while (0);
-#define query_delay(intervals) do { query(); _delay_us(NEXT_KBD_TIMING * intervals); } while (0);
-#define reset_delay(intervals) do { reset(); _delay_us(NEXT_KBD_TIMING * intervals); } while (0);
+/* The keyboard sends signal with 50us pulse width on OUT line
+ * while it seems to miss the 50us pulse on In line.
+ * next_kbd_set_leds() often fails to sync LED status with 50us
+ * but it works well with 51us(+1us) on TMK converter(ATMeaga32u2) at least.
+ * TODO: test on Teensy and Pro Micro configuration
+ */
+#define out_hi_delay(intervals) do { out_hi(); _delay_us((NEXT_KBD_TIMING+1) * intervals); } while (0);
+#define out_lo_delay(intervals) do { out_lo(); _delay_us((NEXT_KBD_TIMING+1) * intervals); } while (0);
+#define query_delay(intervals) do { query(); _delay_us((NEXT_KBD_TIMING+1) * intervals); } while (0);
+#define reset_delay(intervals) do { reset(); _delay_us((NEXT_KBD_TIMING+1) * intervals); } while (0);
void next_kbd_init(void)
{
@@ -79,6 +85,7 @@ void next_kbd_init(void)
void next_kbd_set_leds(bool left, bool right)
{
+ cli();
out_lo_delay(9);
out_hi_delay(3);
@@ -98,6 +105,7 @@ void next_kbd_set_leds(bool left, bool right)
out_lo_delay(7);
out_hi();
+ sei();
}
#define NEXT_KBD_READ (NEXT_KBD_IN_PIN&(1<<NEXT_KBD_IN_BIT))
diff --git a/protocol/pjrc/main.c b/protocol/pjrc/main.c
index e7bdcc059a..45eb17d4cd 100644
--- a/protocol/pjrc/main.c
+++ b/protocol/pjrc/main.c
@@ -46,6 +46,8 @@ int main(void)
// set for 16 MHz clock
CPU_PRESCALE(0);
+ keyboard_setup();
+
// Initialize the USB, and then wait for the host to set configuration.
// If the Teensy is powered without a PC connected to the USB port,
// this will wait forever.
diff --git a/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/Arduino_Makefile_master b/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/Arduino_Makefile_master
deleted file mode 160000
-Subproject 94c560c854c7a1dfc35e9de9db05de1b202de6c
diff --git a/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/RTClib b/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/RTClib
deleted file mode 160000
-Subproject c30fcdf1f112de581de7b145a97630539e5cff4
diff --git a/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/generic_storage b/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/generic_storage
deleted file mode 160000
-Subproject 77762338286535dabb9c94b87060e33e487ff0f
diff --git a/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/xmem2 b/protocol/usb_hid/USB_Host_Shield_2.0/examples/testusbhostFAT/xmem2
deleted file mode 160000
-Subproject 77b033420485f7d3d35430c0e8d4d844aa89483
diff --git a/protocol/usb_hid/leonardo_led.h b/protocol/usb_hid/leonardo_led.h
deleted file mode 100644
index 6f67a88f5b..0000000000
--- a/protocol/usb_hid/leonardo_led.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef LEONARDO_LED_H
-#define LEONARDO_LED_H
-
-// Leonardo "TX" LED for debug
-#define LED_TX_INIT (DDRD |= (1<<5))
-#define LED_TX_ON (PORTD &= ~(1<<5))
-#define LED_TX_OFF (PORTD |= (1<<5))
-#define LED_TX_TOGGLE (PORTD ^= (1<<5))
-
-#endif
diff --git a/protocol/usb_hid/parser.cpp b/protocol/usb_hid/parser.cpp
index 28151f9d59..1a152ff3f2 100644
--- a/protocol/usb_hid/parser.cpp
+++ b/protocol/usb_hid/parser.cpp
@@ -10,15 +10,24 @@ uint16_t usb_hid_time_stamp;
void KBDReportParser::Parse(HID *hid, bool is_rpt_id, uint8_t len, uint8_t *buf)
{
- ::memcpy(&usb_hid_keyboard_report, buf, sizeof(report_keyboard_t));
- usb_hid_time_stamp = millis();
+ bool is_error = false;
+ report_keyboard_t *report = (report_keyboard_t *)buf;
+
+ dprintf("KBDReport: %02X %02X", report->mods, report->reserved);
+ for (uint8_t i = 0; i < KEYBOARD_REPORT_KEYS; i++) {
+ if (IS_ERROR(report->keys[i])) {
+ is_error = true;
+ }
+ dprintf(" %02X", report->keys[i]);
+ }
+ dprint("\r\n");
- debug("KBDReport: ");
- debug_hex(usb_hid_keyboard_report.mods);
- debug(" --");
- for (uint8_t i = 0; i < 6; i++) {
- debug(" ");
- debug_hex(usb_hid_keyboard_report.keys[i]);
+ // ignore error and not send report to computer
+ if (is_error) {
+ dprint("Error usage! \r\n");
+ return;
}
- debug("\r\n");
+
+ ::memcpy(&usb_hid_keyboard_report, buf, sizeof(report_keyboard_t));
+ usb_hid_time_stamp = millis();
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 12:06:14 +0000