altos: Fix RDF mode data rate and PKT_CFG0 value

Changes tone to the desired 1kHz frequency and ensures the PKT_CFG0
has the right value.

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/src/drivers/ao_cc1120.c b/src/drivers/ao_cc1120.c
index d2820e5145bda40dddb5fc7100e0f2ae80e7429c..37dc67db9f8612eb2776e5e9721910dad2563041 100644 (file)
--- a/src/drivers/ao_cc1120.c
+++ b/src/drivers/ao_cc1120.c
@@ -197,8 +197,8 @@ ao_radio_recv_abort(void)
  *
  * To make the tone last for 200ms, we need 2000 * .2 = 400 bits or 50 bytes
  */
-#define RDF_DRATE_E    6
-#define RDF_DRATE_M    511705
+#define RDF_DRATE_E    5
+#define RDF_DRATE_M    25166
 #define RDF_PACKET_LEN 50
 
 static const uint16_t rdf_setup[] = {
@@ -216,6 +216,11 @@ static const uint16_t rdf_setup[] = {
                                 (CC1120_PKT_CFG1_ADDR_CHECK_CFG_NONE << CC1120_PKT_CFG1_ADDR_CHECK_CFG) |
                                 (CC1120_PKT_CFG1_CRC_CFG_DISABLED << CC1120_PKT_CFG1_CRC_CFG) |
                                 (0 << 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)),
 };
 
 #define int_pin(w)     printf("\t%s: %d\n", \