root / trunk / code / projects / diagnostic_station / robot / main.c @ 1219
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#include <dragonfly_lib.h> |
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#include <wireless.h> |
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#include <xbee.h> |
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#include "../common/comm_station_robot.h" |
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#include "../../../lib/include/libdragonfly/encoders.h" |
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// **********************
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// ** Command handlers **
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// **********************
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static void message_set_orbs (int length, uint8_t *data) |
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{ |
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if (length>=6) |
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{ |
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orbs_set (data[0], data[1], data[2], data[3], data[4], data[5]); |
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} |
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} |
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static void message_set_motors (int length, uint8_t *data) |
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{ |
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if (length>=4) |
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{ |
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motor1_set (data[0], data[1]); |
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motor2_set (data[2], data[3]); |
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} |
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} |
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static void message_set_motors_time (int length, uint8_t *data) |
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{ |
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if (length>=6) |
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{ |
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motor1_set (data[0], data[1]); |
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motor2_set (data[2], data[3]); |
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delay_ms (WORD(data[4], data[5])); |
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motors_off (); |
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} |
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} |
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static void message_set_motors_off (int length, uint8_t *data) |
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{ |
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motors_off (); |
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} |
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static void message_set_bom (int length, uint8_t *data) |
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{ |
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if (length>=2) |
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{ |
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uint16_t bitmask=WORD(data[0], data[1]); |
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bom_set_leds (bitmask); |
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if (bitmask==0) |
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bom_off (); |
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else
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bom_on (); |
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} |
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} |
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static void message_reset_encoders (int length, uint8_t *data) |
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{ |
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SYNC |
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{ |
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encoder_rst_dx (LEFT); |
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encoder_rst_dx (RIGHT); |
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} |
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} |
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// **********************
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// ** Request handlers **
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// **********************
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static void message_send_encoders (int length, uint8_t *data) |
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{ |
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int16_t left, right; |
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SYNC |
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{ |
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left = encoder_get_dx (LEFT); |
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right = encoder_get_dx (RIGHT); |
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} |
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char senddata[4]; |
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senddata[0]=WORD_BYTE_0 (left);
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senddata[1]=WORD_BYTE_1 (left);
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senddata[2]=WORD_BYTE_0 (right);
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senddata[3]=WORD_BYTE_1 (right);
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wl_send_global_packet (robot_station_group, robot_station_data_encoders, senddata, 4, 0); |
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} |
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// ***********************
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// ** Receive callbacks **
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// ***********************
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// TODO: different group for commands and requests
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static void station_robot_receive (char type, int source, unsigned char* packet, int length) |
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{ |
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// TODO why does it keep receiving 0 messages?
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//if (type==0) return;
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orb_set (0, 0, 255); |
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usb_puts ("Received a message: ");
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usb_puti (type); |
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usb_puts ("\r\n");
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switch (type)
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{ |
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// Command messages
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case station_robot_set_orbs: message_set_orbs (length, packet); break; |
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case station_robot_set_motors: message_set_motors (length, packet); break; |
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case station_robot_set_bom: message_set_bom (length, packet); break; |
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case station_robot_set_motors_off: message_set_motors_off (length, packet); break; |
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case station_robot_set_motors_time: message_set_motors_time (length, packet); break; |
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case station_robot_reset_encoders: message_reset_encoders (length, packet); break; |
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// Request messages
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case station_robot_read_encoders: message_send_encoders (length, packet); break; |
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} |
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orb_set (255, 127, 0); |
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} |
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// **********
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// ** Main **
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// **********
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int main(void) { |
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dragonfly_init(ALL_ON); // TODO initialize only required components
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encoders_init (); |
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usb_init (); |
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usb_puts ("Diagnostic station robot starting up\r\n");
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orb_init_pwm (); |
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xbee_init (); |
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orb1_set (255, 127, 0); |
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wl_init(); |
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orb2_set (255, 127, 0); |
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usb_puts ("PAN ID: "); usb_puti (xbee_get_pan_id ()); usb_puts ("\r\n"); // -1 |
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usb_puts ("Channel: "); usb_puti (xbee_get_channel ()); usb_puts ("\r\n"); // 0 |
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usb_puts ("Address: "); usb_puti (xbee_get_address ()); usb_puts ("\r\n"); // 4/8 |
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PacketGroupHandler receive_handler = {station_robot_group, NULL, NULL, &station_robot_receive, NULL}; |
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wl_register_packet_group(&receive_handler); |
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while (1) |
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{ |
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wl_do(); |
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} |
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} |