@@ 1,5 1,7 @@
#include <stdint.h>
#include <string.h>
+#include <avr/pgmspace.h>
+#include <avr/eeprom.h>
#include "keycode.h"
#include "serial.h"
#include "host.h"
@@ 109,7 111,7 @@ void rn42_task(void)
/* Connection monitor */
- if (rn42_linked()) {
+ if (!rn42_rts() && rn42_linked()) {
status_led(true);
} else {
status_led(false);
@@ 136,34 138,51 @@ static void clear_rn42(void)
while (rn42_getc() != -1) ;
}
+#define SEND_STR(str) send_str(PSTR(str))
+#define SEND_COMMAND(cmd) send_command(PSTR(cmd))
+
+static void send_str(const char *str)
+{
+ uint8_t c;
+ while ((c = pgm_read_byte(str++)))
+ rn42_putc(c);
+}
+
+static const char *send_command(const char *cmd)
+{
+ static const char *s;
+ send_str(cmd);
+ wait_ms(500);
+ s = rn42_gets(100);
+ xprintf("%s\r\n", s);
+ print_rn42();
+ return s;
+}
+
static void enter_command_mode(void)
{
- // RN-42 disconnect
prev_driver = host_get_driver();
clear_keyboard();
host_set_driver(&rn42_config_driver); // null driver; not to send a key to host
rn42_disconnect();
- print("\nRN-42: disconnect\n");
+ while (rn42_linked()) ;
print("Entering config mode ...\n");
- wait_ms(1000);
- rn42_puts("$$$"); // Command mode
- wait_ms(1000);
- rn42_puts("+\r\n"); // Local echo on
+ wait_ms(1100); // need 1 sec
+ SEND_COMMAND("$$$");
+ wait_ms(600); // need 1 sec
print_rn42();
+ const char *s = SEND_COMMAND("v\r\n");
+ if (strncmp("v", s, 1) != 0) SEND_COMMAND("+\r\n"); // local echo on
}
static void exit_command_mode(void)
{
print("Exiting config mode ...\n");
- rn42_puts("+\r\n"); // Local echo off
- wait_ms(500);
- rn42_puts("---\r\n");
- wait_ms(500);
- print_rn42();
+ SEND_COMMAND("---\r\n"); // exit
rn42_autoconnect();
- print("RN-42: auto_connect\n");
+ clear_keyboard();
host_set_driver(prev_driver);
}
@@ 171,34 190,77 @@ static void init_rn42(void)
{
// RN-42 configure
if (!config_mode) enter_command_mode();
- rn42_puts("SF,1\r\n"); // factory defaults
- wait_ms(500); print_rn42();
- rn42_puts("S-,TmkBT\r\n");
- wait_ms(500); print_rn42();
- rn42_puts("SS,Keyboard/Mouse\r\n");
- wait_ms(500); print_rn42();
- rn42_puts("SM,4\r\n"); // auto connect(DTR)
- wait_ms(500); print_rn42();
- rn42_puts("SW,8000\r\n"); // Sniff disable
- wait_ms(500); print_rn42();
- rn42_puts("S~,6\r\n"); // HID profile
- wait_ms(500); print_rn42();
- rn42_puts("SH,003C\r\n"); // combo device, out-report, 4-reconnect
- wait_ms(500); print_rn42();
- rn42_puts("SY,FFF4\r\n"); // transmit power -12
- wait_ms(500); print_rn42();
- rn42_puts("R,1\r\n");
- wait_ms(500); print_rn42();
+ SEND_COMMAND("SF,1\r\n"); // factory defaults
+ SEND_COMMAND("S-,TmkBT\r\n");
+ SEND_COMMAND("SS,Keyboard/Mouse\r\n");
+ SEND_COMMAND("SM,4\r\n"); // auto connect(DTR)
+ SEND_COMMAND("SW,8000\r\n"); // Sniff disable
+ SEND_COMMAND("S~,6\r\n"); // HID profile
+ SEND_COMMAND("SH,003C\r\n"); // combo device, out-report, 4-reconnect
+ SEND_COMMAND("SY,FFF4\r\n"); // transmit power -12
+ SEND_COMMAND("R,1\r\n");
if (!config_mode) exit_command_mode();
}
-static void connect(uint8_t *addr)
+#if 0
+// Switching connections
+// NOTE: Remote Address doesn't work in the way manual says.
+// EEPROM address for link store
+#define RN42_LINK0 (uint8_t *)128
+#define RN42_LINK1 (uint8_t *)140
+#define RN42_LINK2 (uint8_t *)152
+#define RN42_LINK3 (uint8_t *)164
+static void store_link(uint8_t *eeaddr)
+{
+ enter_command_mode();
+ SEND_STR("GR\r\n"); // remote address
+ const char *s = rn42_gets(500);
+ if (strcmp("GR", s) == 0) s = rn42_gets(500); // ignore local echo
+ xprintf("%s(%d)\r\n", s, strlen(s));
+ if (strlen(s) == 12) {
+ for (int i = 0; i < 12; i++) {
+ eeprom_write_byte(eeaddr+i, *(s+i));
+ dprintf("%c ", *(s+i));
+ }
+ dprint("\r\n");
+ }
+ exit_command_mode();
+}
+
+static void restore_link(const uint8_t *eeaddr)
{
enter_command_mode();
+ SEND_COMMAND("SR,Z\r\n"); // remove remote address
+ SEND_STR("SR,"); // set remote address from EEPROM
+ for (int i = 0; i < 12; i++) {
+ uint8_t c = eeprom_read_byte(eeaddr+i);
+ rn42_putc(c);
+ dprintf("%c ", c);
+ }
+ dprintf("\r\n");
+ SEND_COMMAND("\r\n");
+ SEND_COMMAND("R,1\r\n"); // reboot
+ exit_command_mode();
}
-static void pairng(void)
+static const char *get_link(uint8_t * eeaddr)
{
+ static char s[13];
+ for (int i = 0; i < 12; i++) {
+ uint8_t c = eeprom_read_byte(eeaddr+i);
+ s[i] = c;
+ }
+ s[12] = '\0';
+ return s;
+}
+#endif
+
+static void pairing(void)
+{
+ enter_command_mode();
+ SEND_COMMAND("SR,Z\r\n"); // remove remote address
+ SEND_COMMAND("R,1\r\n"); // reboot
+ exit_command_mode();
}
bool command_extra(uint8_t code)
@@ 213,6 275,11 @@ bool command_extra(uint8_t code)
print("b: battery voltage\n");
print("Del: enter/exit RN-42 config mode\n");
print("Slck: RN-42 initialize\n");
+#if 0
+ print("1-4: restore link\n");
+ print("F1-F4: store link\n");
+#endif
+ print("p: pairing\n");
if (config_mode) {
return true;
@@ 220,6 287,37 @@ bool command_extra(uint8_t code)
print("u: toggle Force USB mode\n");
return false; // to display default command help
}
+ case KC_P:
+ pairing();
+ return true;
+#if 0
+ /* Store link address to EEPROM */
+ case KC_F1:
+ store_link(RN42_LINK0);
+ return true;
+ case KC_F2:
+ store_link(RN42_LINK1);
+ return true;
+ case KC_F3:
+ store_link(RN42_LINK2);
+ return true;
+ case KC_F4:
+ store_link(RN42_LINK3);
+ return true;
+ /* Restore link address to EEPROM */
+ case KC_1:
+ restore_link(RN42_LINK0);
+ return true;
+ case KC_2:
+ restore_link(RN42_LINK1);
+ return true;
+ case KC_3:
+ restore_link(RN42_LINK2);
+ return true;
+ case KC_4:
+ restore_link(RN42_LINK3);
+ return true;
+#endif
case KC_I:
print("\n----- RN-42 info -----\n");
xprintf("protocol: %s\n", (host_get_driver() == &rn42_driver) ? "RN-42" : "LUFA");
@@ 251,6 349,12 @@ bool command_extra(uint8_t code)
uint8_t m = t%3600/60;
uint8_t s = t%60;
xprintf("uptime: %02u %02u:%02u:%02u\n", d, h, m, s);
+#if 0
+ xprintf("LINK0: %s\r\n", get_link(RN42_LINK0));
+ xprintf("LINK1: %s\r\n", get_link(RN42_LINK1));
+ xprintf("LINK2: %s\r\n", get_link(RN42_LINK2));
+ xprintf("LINK3: %s\r\n", get_link(RN42_LINK3));
+#endif
return true;
case KC_B:
// battery monitor