ao_radio_duplex(&addr, &in, 1);
ao_radio_deselect();
#if CC1120_DEBUG
- printf("%02x\n", in);
+ printf("%02x\n", in); flush();
#endif
return in;
}
ao_radio_abort = 0;
for (i = 0; i < sizeof (rdf_setup) / sizeof (rdf_setup[0]); i += 2)
ao_radio_reg_write(rdf_setup[i], rdf_setup[i+1]);
- ao_radio_reg_write(CC1120_PKT_LEN, len);
+
+#if 0
int_pin ("Before CFG");
ao_radio_reg_write(CC1120_IOCFG2, CC1120_IOCFG_GPIO_CFG_RX0TX1_CFG);
int_pin ("After CFG");
+#endif
+
+ ao_radio_fifo_write_fixed(ao_radio_rdf_value, len);
+
+ ao_radio_reg_write(CC1120_PKT_LEN, len);
+
+ printf ("packet length: %d\n", ao_radio_reg_read(CC1120_PKT_LEN));
+
ao_radio_strobe(CC1120_STX);
+
+ for (i = 0; i < 20; i++) {
+ printf ("%d ", i); flush();
+ printf ("Status %02x ", ao_radio_status()); flush();
+ printf ("num_tx_bytes %d ", ao_radio_reg_read(CC1120_NUM_TXBYTES)); flush();
+ printf ("marc status %x\n", ao_radio_marc_status()); flush();
+ ao_delay(AO_MS_TO_TICKS(50));
+ }
+
+#if 0
ao_exti_enable(&AO_CC1120_INT_PORT, AO_CC1120_INT_PIN);
int_pin ("After strobe");
ao_delay(AO_MS_TO_TICKS(100));
- ao_radio_fifo_write_fixed(ao_radio_rdf_value, len);
int_pin ("After delay");
cli();
for (i = 0; i < 20; i++) {
#endif
}
sei();
+#endif
printf ("num_tx_bytes %d marc status %x\n",
ao_radio_reg_read(CC1120_NUM_TXBYTES),
ao_radio_marc_status());
+#if 0
if (!ao_radio_tx_done())
ao_radio_idle();
+#endif
ao_radio_set_packet();
ao_radio_put();
}
/*
* For our packet data, set the symbol rate to 38360 Baud
*
- * (2**20 - DATARATE_M) * 2 ** DATARATE_E
+ * (2**20 + DATARATE_M) * 2 ** DATARATE_E
* Rdata = -------------------------------------- * fosc
* 2 ** 39
*
- * DATARATE_M = 405002
- * DATARATE_E = 10
*
- * To make the tone last for 200ms, we need 2000 * .2 = 400 bits or 50 bytes
+ * DATARATE_M = 239914
+ * DATARATE_E = 9
*/
-#define PACKET_DRATE_E 10
-#define PACKET_DRATE_M 405002
+#define PACKET_DRATE_E 9
+#define PACKET_DRATE_M 239914
static const uint16_t packet_setup[] = {
CC1120_DEVIATION_M, PACKET_DEV_M,
(CC1120_PKT_CFG1_ADDR_CHECK_CFG_NONE << CC1120_PKT_CFG1_ADDR_CHECK_CFG) |
(CC1120_PKT_CFG1_CRC_CFG_DISABLED << CC1120_PKT_CFG1_CRC_CFG) |
(1 << CC1120_PKT_CFG1_APPEND_STATUS)),
+ CC1120_PKT_CFG0, ((0 << CC1120_PKT_CFG0_RESERVED7) |
+ (CC1120_PKT_CFG0_LENGTH_CONFIG_FIXED << CC1120_PKT_CFG0_LENGTH_CONFIG) |
+ (0 << CC1120_PKT_CFG0_PKG_BIT_LEN) |
+ (0 << CC1120_PKT_CFG0_UART_MODE_EN) |
+ (0 << CC1120_PKT_CFG0_UART_SWAP_EN)),
};
void
ao_radio_reg_write(CC1120_IOCFG2, CC1120_IOCFG_GPIO_CFG_MARC_MCU_WAKEUP);
/* Enable the EXTI interrupt for the appropriate pin */
- ao_enable_port(AO_CC1120_INT_PORT);
- ao_exti_setup(&AO_CC1120_INT_PORT, AO_CC1120_INT_PIN, AO_EXTI_MODE_FALLING, ao_radio_isr);
+// ao_enable_port(AO_CC1120_INT_PORT);
+// ao_exti_setup(&AO_CC1120_INT_PORT, AO_CC1120_INT_PIN, AO_EXTI_MODE_FALLING, ao_radio_isr);
ao_radio_set_packet();
ao_radio_configured = 1;
void
ao_radio_init(void)
{
+ int i;
+
ao_radio_configured = 0;
ao_spi_init_cs (AO_CC1120_SPI_CS_PORT, (1 << AO_CC1120_SPI_CS_PIN));
+ AO_CC1120_SPI_CS_PORT.bsrr = ((uint32_t) (1 << AO_CC1120_SPI_CS_PIN));
+ for (i = 0; i < 10000; i++) {
+ if ((SPI_2_GPIO.idr & (1 << SPI_2_MISO)) == 0)
+ break;
+ }
+ AO_CC1120_SPI_CS_PORT.bsrr = (1 << AO_CC1120_SPI_CS_PIN);
+ if (i == 10000)
+ ao_panic(AO_PANIC_SELF_TEST);
ao_cmd_register(&ao_radio_cmds[0]);
}