forked from mirrors/qmk_firmware
Fix rn42.h API
This commit is contained in:
tmk
parent
862f519e24
commit
fa545c87f7
3 changed files with 60 additions and 59 deletions
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@ -45,9 +45,6 @@ static void SetupHardware(void)
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PORTD |= (1<<0);
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DDRD &= ~(1<<1);
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PORTD |= (1<<1);
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// CTS control
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CTS_INIT();
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}
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static bool force_usb = false;
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@ -75,7 +72,7 @@ int main(void)
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/* init modules */
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keyboard_init();
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if (rn42_ready()) {
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if (!rn42_rts()) {
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host_set_driver(&rn42_driver);
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} else {
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host_set_driver(&lufa_driver);
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@ -112,9 +109,9 @@ int main(void)
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if (config_mode) {
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while ((c = serial_recv2()) != -1) {
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// without flow control it'll fail to receive data when flooded
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CTS_HI();
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rn42_cts_hi();
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xprintf("%c", c);
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CTS_LO();
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rn42_cts_lo();
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}
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} else {
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while ((c = serial_recv2()) != -1) {
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@ -148,10 +145,10 @@ int main(void)
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/* Bluetooth mode when ready */
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if (!config_mode && !force_usb) {
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if (rn42_ready() && host_get_driver() != &rn42_driver) {
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if (!rn42_rts() && host_get_driver() != &rn42_driver) {
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clear_keyboard();
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host_set_driver(&rn42_driver);
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} else if (!rn42_ready() && host_get_driver() != &lufa_driver) {
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} else if (rn42_rts() && host_get_driver() != &lufa_driver) {
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clear_keyboard();
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host_set_driver(&lufa_driver);
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}
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@ -159,7 +156,10 @@ int main(void)
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}
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}
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static bool local_echo = false;
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/******************************************************************************
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* Command
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******************************************************************************/
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bool command_extra(uint8_t code)
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{
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static host_driver_t *prev_driver = &rn42_driver;
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@ -167,46 +167,37 @@ bool command_extra(uint8_t code)
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case KC_H:
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case KC_SLASH: /* ? */
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print("\n\n----- Bluetooth RN-42 Help -----\n");
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print("w: toggle RN-42 config mode(enter/exit)\n");
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print("l: toggle print module output(local echo)\n");
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print("a: Bluetooth auto connect\n");
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print("del: Bluetooth disconnect\n");
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print("i: info\n");
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print("Del: auto_connect/disconnect(enter/exit config mode)\n");
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print("i: RN-42 info\n");
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print("b: battery voltage\n");
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if (config_mode) {
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return true;
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} else {
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print("u: force USB mode\n");
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print("u: Force USB mode\n");
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return false; // to display default command help
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}
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case KC_W:
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if (!config_mode) {
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print("\nEnter RN-42 config mode\n");
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print("type $$$ to enter RN-42 command mode\n");
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print("type Delete to disconnect Bluetooth connection\n");
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case KC_DELETE:
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if (rn42_autoconnecting()) {
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rn42_disconnect();
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print("\nRN-42: disconnect\n");
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print("Enter config mode\n");
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print("type $$$ to start and + for local echo\n");
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command_state = CONSOLE;
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config_mode = true;
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prev_driver = host_get_driver();
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clear_keyboard();
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host_set_driver(&rn42_config_driver);
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host_set_driver(&rn42_config_driver); // null driver; not to send a key to host
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} else {
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print("\nExit RN-42 config mode\n");
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rn42_autoconnect();
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print("\nRN-42: auto_connect\n");
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print("Exit config mode\n");
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command_state = ONESHOT;
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config_mode = false;
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clear_keyboard();
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host_set_driver(prev_driver);
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}
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return true;
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case KC_L:
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if (local_echo) {
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print("local echo off\n");
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local_echo = false;
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} else {
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print("local echo on\n");
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local_echo = true;
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}
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return true;
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case KC_U:
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if (config_mode) return false;
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if (force_usb) {
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@ -219,20 +210,12 @@ bool command_extra(uint8_t code)
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host_set_driver(&lufa_driver);
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}
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return true;
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case KC_A:
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print("auto connect\n");
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rn42_autoconnect();
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return true;
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case KC_DELETE:
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print("disconnect\n");
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rn42_disconnect();
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//rn42_putc('\0'); // see 5.3.4.4 DISCONNECT KEY of User's Guide
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return true;
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case KC_I:
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print("\nRN-42 info\n");
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print("\n----- RN-42 info -----\n");
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xprintf("protocol: %s\n", (host_get_driver() == &rn42_driver) ? "RN-42" : "LUFA");
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xprintf("force_usb: %X\n", force_usb);
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xprintf("rn42_ready(): %X\n", rn42_ready());
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xprintf("rn42_autoconnecting(): %X\n", rn42_autoconnecting());
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xprintf("rn42_rts(): %X\n", rn42_rts());
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xprintf("config_mode: %X\n", config_mode);
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return true;
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case KC_B:
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@ -266,7 +249,6 @@ bool command_console_extra(uint8_t code)
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switch (code) {
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default:
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rn42_putc(code2asc(code));
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if (local_echo) xprintf("%c", code2asc(code));
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return true;
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}
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return false;
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@ -24,17 +24,17 @@ host_driver_t rn42_driver = {
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void rn42_init(void)
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{
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// PF1: check RTS(active low)
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DDRF &= ~(1<<1);
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PORTF &= ~(1<<1);
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// PF7: BT connection control(HiZ: connect, low: disconnect)
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// JTAG disable for PORT F. write JTD bit twice within four cycles.
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MCUCR |= (1<<JTD);
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MCUCR |= (1<<JTD);
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rn42_autoconnect();
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// PD5: CTS (low: allow to send, high:not allowed)
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// PF1: RTS(low: allowed to send, high: not allowed)
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DDRF &= ~(1<<1);
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PORTF &= ~(1<<1);
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// PD5: CTS(low: allow to send, high:not allow)
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DDRD |= (1<<5);
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PORTD &= ~(1<<5);
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@ -46,22 +46,43 @@ void rn42_putc(uint8_t c)
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serial_send(c);
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}
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bool rn42_autoconnecting(void)
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{
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// GPIO6 for control connection(high: auto connect, low: disconnect)
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// Note that this needs config: SM,4(Auto-Connect DTR Mode)
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return (PORTF & (1<<7) ? true : false);
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}
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void rn42_autoconnect(void)
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{
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DDRF &= ~(1<<7);
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PORTF &= ~(1<<7);
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// hi to auto connect
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DDRF |= (1<<7);
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PORTF |= (1<<7);
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}
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void rn42_disconnect(void)
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{
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// low to disconnect
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DDRF |= (1<<7);
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PORTF &= ~(1<<7);
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}
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bool rn42_ready(void)
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bool rn42_rts(void)
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{
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// RTS low
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return PINF&(1<<1) ? false : true;
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// low when RN-42 is powered and ready to receive
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return PINF&(1<<1);
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}
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void rn42_cts_hi(void)
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{
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// not allow to send
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PORTD |= (1<<5);
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}
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void rn42_cts_lo(void)
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{
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// allow to send
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PORTD &= ~(1<<5);
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}
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@ -3,18 +3,16 @@
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#include <stdbool.h>
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// RN-42 CTS pin
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#define CTS_INIT() (DDRD |= (1<<5))
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#define CTS_HI() (PORTD |= (1<<5))
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#define CTS_LO() (PORTD &= ~(1<<5))
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host_driver_t rn42_driver;
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host_driver_t rn42_config_driver;
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void rn42_init(void);
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void rn42_putc(uint8_t c);
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bool rn42_autoconnecting(void);
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void rn42_autoconnect(void);
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void rn42_disconnect(void);
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bool rn42_ready(void);
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bool rn42_rts(void);
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void rn42_cts_hi(void);
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void rn42_cts_lo(void);
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#endif
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