#include <ao_pad.h>
#endif
+static uint8_t cc1201;
+
static uint8_t ao_radio_mutex;
static uint8_t ao_radio_wake; /* radio ready. Also used as sleep address */
#define FOSC 40000000
#endif
-#define ao_radio_select() ao_spi_get_mask(AO_CC1200_SPI_CS_PORT,(1 << AO_CC1200_SPI_CS_PIN),AO_CC1200_SPI_BUS,AO_SPI_SPEED_FAST)
+#define AO_CC1200_SPI_SPEED ao_spi_speed(AO_CC1200_SPI_BUS, 7700000) /* 7.7MHz max for extended memory reads */
+
+#define ao_radio_select() ao_spi_get_mask(AO_CC1200_SPI_CS_PORT,(1 << AO_CC1200_SPI_CS_PIN),AO_CC1200_SPI_BUS,AO_CC1200_SPI_SPEED)
#define ao_radio_deselect() ao_spi_put_mask(AO_CC1200_SPI_CS_PORT,(1 << AO_CC1200_SPI_CS_PIN),AO_CC1200_SPI_BUS)
#define ao_radio_spi_send(d,l) ao_spi_send((d), (l), AO_CC1200_SPI_BUS)
#define ao_radio_spi_send_fixed(d,l) ao_spi_send_fixed((d), (l), AO_CC1200_SPI_BUS)
static uint8_t
ao_radio_reg_read(uint16_t addr)
{
- uint8_t data[2];
+ uint8_t data[3];
uint8_t d;
#if CC1200_TRACE
data[0] = ((1 << CC1200_READ) |
(0 << CC1200_BURST) |
CC1200_EXTENDED);
- data[1] = addr;
+ data[1] = (uint8_t) addr;
d = 2;
} else {
data[0] = ((1 << CC1200_READ) |
(0 << CC1200_BURST) |
- addr);
+ (uint8_t) addr);
d = 1;
}
ao_radio_select();
- ao_radio_spi_send(data, d);
- ao_radio_spi_recv(data, 1);
+ ao_radio_duplex(data, data, d + 1);
ao_radio_deselect();
#if CC1200_TRACE
- printf (" %02x\n", data[0]);
+ printf (" %02x\n", data[d]);
#endif
- return data[0];
+ return data[d];
}
static void
data[0] = ((0 << CC1200_READ) |
(0 << CC1200_BURST) |
CC1200_EXTENDED);
- data[1] = addr;
+ data[1] = (uint8_t) addr;
d = 2;
} else {
data[0] = ((0 << CC1200_READ) |
(0 << CC1200_BURST) |
- addr);
+ (uint8_t) addr);
d = 1;
}
data[d] = value;
static uint8_t
ao_radio_int_pin(void)
{
- return ao_gpio_get(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN, AO_CC1200_INT);
+ return ao_gpio_get(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
}
static uint8_t
static void
ao_radio_isr(void)
{
- ao_exti_disable(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
ao_radio_wake = 1;
ao_wakeup(&ao_radio_wake);
}
static void
ao_radio_start_tx(void)
{
- ao_exti_enable(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
ao_radio_strobe(CC1200_STX);
}
static void
ao_radio_start_rx(void)
{
- ao_exti_enable(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
ao_radio_strobe(CC1200_SRX);
}
#define PACKET_CHAN_BW_384 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_12 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
(16 << CC1200_CHAN_BW_BB_CIC_DECFACT))
+/*
+ * CC1201 doesn't support our low bandwidth receive setups, so we use
+ * larger values for that part, leaving the bandwidth at over 50kHz
+ */
+
/* 200 / 10 = 20 */
-#define PACKET_CHAN_BW_96 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_48 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
- (16 << CC1200_CHAN_BW_BB_CIC_DECFACT))
+#define PACKET_CHAN_BW_96_CC1200 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_48 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
+ (16 << CC1200_CHAN_BW_BB_CIC_DECFACT))
+
+#define PACKET_CHAN_BW_96_CC1201 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_48 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
+ (8 << CC1200_CHAN_BW_BB_CIC_DECFACT))
/* 200 / 25 = 8 */
-#define PACKET_CHAN_BW_24 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_48 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
- (44 << CC1200_CHAN_BW_BB_CIC_DECFACT))
+#define PACKET_CHAN_BW_24_CC1200 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_48 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
+ (44 << CC1200_CHAN_BW_BB_CIC_DECFACT))
+
+#define PACKET_CHAN_BW_24_CC1201 ((CC1200_CHAN_BW_ADC_CIC_DECFACT_48 << CC1200_CHAN_BW_ADC_CIC_DECFACT) | \
+ (8 << CC1200_CHAN_BW_BB_CIC_DECFACT))
static const uint16_t packet_setup[] = {
CC1200_SYMBOL_RATE1, ((PACKET_SYMBOL_RATE_M >> 8) & 0xff),
(PACKET_DEV_E_96 << CC1200_MODCFG_DEV_E_DEV_E)),
CC1200_SYMBOL_RATE2, ((PACKET_SYMBOL_RATE_E_96 << CC1200_SYMBOL_RATE2_DATARATE_E) |
(((PACKET_SYMBOL_RATE_M >> 16) & CC1200_SYMBOL_RATE2_DATARATE_M_19_16_MASK) << CC1200_SYMBOL_RATE2_DATARATE_M_19_16)),
- CC1200_CHAN_BW, PACKET_CHAN_BW_96,
CC1200_MDMCFG2, /* General Modem Parameter Configuration Reg. 2 */
((CC1200_MDMCFG2_ASK_SHAPE_8 << CC1200_MDMCFG2_ASK_SHAPE) |
(CC1200_MDMCFG2_SYMBOL_MAP_CFG_MODE_0 << CC1200_MDMCFG2_SYMBOL_MAP_CFG) |
(PACKET_DEV_E_24 << CC1200_MODCFG_DEV_E_DEV_E)),
CC1200_SYMBOL_RATE2, ((PACKET_SYMBOL_RATE_E_24 << CC1200_SYMBOL_RATE2_DATARATE_E) |
(((PACKET_SYMBOL_RATE_M >> 16) & CC1200_SYMBOL_RATE2_DATARATE_M_19_16_MASK) << CC1200_SYMBOL_RATE2_DATARATE_M_19_16)),
- CC1200_CHAN_BW, PACKET_CHAN_BW_24,
CC1200_MDMCFG2, /* General Modem Parameter Configuration Reg. 2 */
((CC1200_MDMCFG2_ASK_SHAPE_8 << CC1200_MDMCFG2_ASK_SHAPE) |
(CC1200_MDMCFG2_SYMBOL_MAP_CFG_MODE_0 << CC1200_MDMCFG2_SYMBOL_MAP_CFG) |
#define AO_RADIO_MODE_BITS_PACKET 1
#define AO_RADIO_MODE_BITS_TX_BUF 4
-#define AO_RADIO_MODE_BITS_TX_FINISH 8
-#define AO_RADIO_MODE_BITS_RX 16
+#define AO_RADIO_MODE_BITS_FINISH 8
#define AO_RADIO_MODE_BITS_RDF 32
#define AO_RADIO_MODE_BITS_APRS 64
#define AO_RADIO_MODE_BITS_TEST 128
#define AO_RADIO_MODE_BITS_FIXED 512
#define AO_RADIO_MODE_NONE 0
-#define AO_RADIO_MODE_PACKET_TX (AO_RADIO_MODE_BITS_PACKET | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_TX_FINISH)
-#define AO_RADIO_MODE_PACKET_RX (AO_RADIO_MODE_BITS_PACKET | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_RX)
-#define AO_RADIO_MODE_RDF (AO_RADIO_MODE_BITS_RDF | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_TX_FINISH)
+#define AO_RADIO_MODE_PACKET_TX (AO_RADIO_MODE_BITS_PACKET | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_FINISH)
+#define AO_RADIO_MODE_PACKET_RX (AO_RADIO_MODE_BITS_PACKET | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_FINISH)
+#define AO_RADIO_MODE_RDF (AO_RADIO_MODE_BITS_RDF | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_FINISH)
#define AO_RADIO_MODE_APRS_BUF (AO_RADIO_MODE_BITS_APRS | AO_RADIO_MODE_BITS_INFINITE | AO_RADIO_MODE_BITS_TX_BUF)
#define AO_RADIO_MODE_APRS_LAST_BUF (AO_RADIO_MODE_BITS_APRS | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_TX_BUF)
-#define AO_RADIO_MODE_APRS_FINISH (AO_RADIO_MODE_BITS_APRS | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_TX_FINISH)
+#define AO_RADIO_MODE_APRS_FINISH (AO_RADIO_MODE_BITS_APRS | AO_RADIO_MODE_BITS_FIXED | AO_RADIO_MODE_BITS_FINISH)
#define AO_RADIO_MODE_TEST (AO_RADIO_MODE_BITS_TEST | AO_RADIO_MODE_BITS_INFINITE | AO_RADIO_MODE_BITS_TX_BUF)
static void
int i;
for (i = 0; i < nreg; i++) {
- ao_radio_reg_write(regs[0], regs[1]);
+ ao_radio_reg_write(regs[0], (uint8_t) regs[1]);
regs += 2;
}
}
if (new_mode == ao_radio_mode)
return;
- changes = new_mode & (~ao_radio_mode);
+ changes = (uint16_t) (new_mode & (~ao_radio_mode));
if (changes & AO_RADIO_MODE_BITS_PACKET) {
ao_radio_set_regs(packet_setup);
break;
case AO_RADIO_RATE_9600:
ao_radio_set_regs(packet_setup_96);
+ if (cc1201)
+ ao_radio_reg_write(CC1200_CHAN_BW, PACKET_CHAN_BW_96_CC1201);
+ else
+ ao_radio_reg_write(CC1200_CHAN_BW, PACKET_CHAN_BW_96_CC1200);
break;
case AO_RADIO_RATE_2400:
ao_radio_set_regs(packet_setup_24);
+ if (cc1201)
+ ao_radio_reg_write(CC1200_CHAN_BW, PACKET_CHAN_BW_24_CC1201);
+ else
+ ao_radio_reg_write(CC1200_CHAN_BW, PACKET_CHAN_BW_24_CC1200);
break;
}
}
if (changes & AO_RADIO_MODE_BITS_TX_BUF) {
ao_radio_reg_write(AO_CC1200_INT_GPIO_IOCFG, CC1200_IOCFG_GPIO_CFG_TXFIFO_THR);
- ao_exti_set_mode(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN, AO_EXTI_MODE_FALLING|AO_EXTI_PRIORITY_HIGH);
}
- if (changes & AO_RADIO_MODE_BITS_TX_FINISH) {
+ if (changes & AO_RADIO_MODE_BITS_FINISH) {
ao_radio_reg_write(AO_CC1200_INT_GPIO_IOCFG, CC1200_IOCFG_GPIO_CFG_PKT_SYNC_RXTX);
- ao_exti_set_mode(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN, AO_EXTI_MODE_FALLING|AO_EXTI_PRIORITY_HIGH);
- }
-
- if (changes & AO_RADIO_MODE_BITS_RX) {
- ao_radio_reg_write(AO_CC1200_INT_GPIO_IOCFG, CC1200_IOCFG_GPIO_CFG_MARC_MCU_WAKEUP);
- ao_exti_set_mode(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN, AO_EXTI_MODE_RISING|AO_EXTI_PRIORITY_HIGH);
}
if (changes & AO_RADIO_MODE_BITS_RDF)
static void
ao_radio_setup(void)
{
+ uint8_t partnumber = ao_radio_reg_read(CC1200_PARTNUMBER);
+
+ if (partnumber == CC1200_PARTNUMBER_CC1201)
+ cc1201 = 1;
+
ao_radio_strobe(CC1200_SRES);
ao_radio_set_regs(radio_setup);
{
static uint32_t last_radio_setting;
static uint8_t last_radio_rate;
+ static uint8_t last_radio_10mw;
ao_mutex_get(&ao_radio_mutex);
if (!ao_radio_configured)
ao_radio_setup();
if (ao_config.radio_setting != last_radio_setting) {
- ao_radio_reg_write(CC1200_FREQ2, ao_config.radio_setting >> 16);
- ao_radio_reg_write(CC1200_FREQ1, ao_config.radio_setting >> 8);
- ao_radio_reg_write(CC1200_FREQ0, ao_config.radio_setting);
+ ao_radio_reg_write(CC1200_FREQ2, (uint8_t) (ao_config.radio_setting >> 16));
+ ao_radio_reg_write(CC1200_FREQ1, (uint8_t) (ao_config.radio_setting >> 8));
+ ao_radio_reg_write(CC1200_FREQ0, (uint8_t) ao_config.radio_setting);
last_radio_setting = ao_config.radio_setting;
ao_radio_strobe(CC1200_SCAL);
}
if (ao_config.radio_rate != last_radio_rate) {
- ao_radio_mode &= ~AO_RADIO_MODE_BITS_PACKET;
+ ao_radio_mode &= (uint16_t) ~AO_RADIO_MODE_BITS_PACKET;
last_radio_rate = ao_config.radio_rate;
}
+ if(ao_config.radio_10mw != last_radio_10mw) {
+ last_radio_10mw = ao_config.radio_10mw;
+ /*
+ * 0x37 "should" be 10dBm, but measurements on TBT
+ * v4.0 show that too hot, so use * 0x32 to make sure
+ * we're in spec.
+ */
+ if (ao_config.radio_10mw)
+ ao_radio_reg_write(CC1200_PA_CFG1, 0x32);
+ else
+ ao_radio_reg_write(CC1200_PA_CFG1, 0x3f);
+ }
ao_radio_set_len(len);
}
return (ao_radio_status() >> CC1200_STATUS_STATE) & CC1200_STATUS_STATE_MASK;
}
-#if CC1200_DEBUG
-void
+#if CC1200_DEBUG_
+static void
ao_radio_show_state(char *where)
{
printf("%s: state %d len %d rxbytes %d\n",
/* Wait for the radio to signal an interrupt
*/
static void
-ao_radio_wait_isr(uint16_t timeout)
+_ao_radio_wait_isr(AO_TICK_TYPE timeout)
{
- ao_arch_block_interrupts();
while (!ao_radio_wake && !ao_radio_abort)
if (ao_sleep_for(&ao_radio_wake, timeout))
ao_radio_abort = 1;
+}
+
+static void
+ao_radio_wait_isr(AO_TICK_TYPE timeout)
+{
+ ao_arch_block_interrupts();
+ _ao_radio_wait_isr(timeout);
ao_arch_release_interrupts();
}
{
uint8_t mode = 2;
ao_cmd_white();
- if (ao_cmd_lex_c != '\n') {
- ao_cmd_decimal();
- mode = (uint8_t) ao_cmd_lex_u32;
- }
+ if (ao_cmd_lex_c != '\n')
+ mode = (uint8_t) ao_cmd_decimal();
mode++;
if ((mode & 2))
ao_radio_test_on();
/* At the last buffer, set the total length */
if (done)
- ao_radio_set_len(total & 0xff);
+ ao_radio_set_len((uint8_t) (total & 0xff));
/* Wait for some space in the fifo */
+ ao_arch_block_interrupts();
while (started && ao_radio_int_pin() != 0 && !ao_radio_abort) {
ao_radio_wake = 0;
- ao_exti_enable(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
- ao_radio_wait_isr(AO_MS_TO_TICKS(1000));
+ _ao_radio_wait_isr(AO_MS_TO_TICKS(1000));
}
+ ao_arch_release_interrupts();
if (ao_radio_abort)
break;
else
ao_radio_set_mode(AO_RADIO_MODE_APRS_BUF);
- ao_radio_fifo_write(buf, cnt);
+ ao_radio_fifo_write(buf, (uint8_t) cnt);
if (!started) {
ao_radio_strobe(CC1200_STX);
started = 1;
}
}
/* Wait for the transmitter to go idle */
+ ao_arch_block_interrupts();
while (started && ao_radio_int_pin() != 0 && !ao_radio_abort) {
ao_radio_wake = 0;
- ao_exti_enable(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
- ao_radio_wait_isr(AO_MS_TO_TICKS(1000));
+ _ao_radio_wait_isr(AO_MS_TO_TICKS(1000));
}
+ ao_arch_release_interrupts();
if (ao_radio_abort)
ao_radio_idle();
ao_radio_put();
#endif
uint8_t
-ao_radio_recv(__xdata void *d, uint8_t size, uint8_t timeout)
+ao_radio_recv(void *d, uint8_t size, AO_TICK_TYPE timeout)
{
uint8_t success = 0;
while (!ao_radio_abort) {
ao_radio_wait_isr(timeout);
+ if (ao_radio_abort)
+ break;
if (ao_radio_wake) {
uint8_t marc_status1 = ao_radio_reg_read(CC1200_MARC_STATUS1);
switch (ao_config.radio_rate) {
default:
case AO_RADIO_RATE_38400:
- timeout = AO_MS_TO_TICKS(size * (8 * 2 * 10) / 384) + 1;
+ timeout = AO_MS_TO_TICKS((AO_TICK_TYPE) size * (8 * 2 * 10) / 384) + 1;
break;
case AO_RADIO_RATE_9600:
- timeout = AO_MS_TO_TICKS(size * (8 * 2 * 10) / 96) + 1;
+ timeout = AO_MS_TO_TICKS((AO_TICK_TYPE) size * (8 * 2 * 10) / 96) + 1;
break;
case AO_RADIO_RATE_2400:
- timeout = AO_MS_TO_TICKS(size * (8 * 2 * 10) / 24) + 1;
+ timeout = AO_MS_TO_TICKS((AO_TICK_TYPE) size * (8 * 2 * 10) / 24) + 1;
break;
}
}
rssi = -11;
/* Write it back to the packet */
- ((int8_t *) d)[size-2] = AO_RADIO_FROM_RSSI(rssi);
+ ((uint8_t *) d)[size-2] = AO_RADIO_FROM_RSSI(rssi);
} else {
ao_radio_idle();
ao_radio_rssi = 0;
ao_radio_send(packet, sizeof (packet));
}
-void
+static void
ao_radio_test_recv(void)
{
- uint8_t bytes[34];
+ static uint8_t bytes[34];
uint8_t b;
if (ao_radio_recv(bytes, 34, 0)) {
static void
ao_radio_strobe_test(void)
{
+ uint8_t addr;
uint8_t r;
- ao_cmd_hex();
+ addr = ao_cmd_hex();
if (ao_cmd_status != ao_cmd_success)
return;
- r = ao_radio_strobe(ao_cmd_lex_i);
+ r = ao_radio_strobe(addr);
printf ("Strobe %02x -> %02x (rdy %d state %d)\n",
- ao_cmd_lex_i,
+ addr,
r,
r >> 7,
(r >> 4) & 0x7);
uint16_t addr;
uint8_t data;
- ao_cmd_hex();
+ addr = ao_cmd_hex();
if (ao_cmd_status != ao_cmd_success)
return;
- addr = ao_cmd_lex_i;
- ao_cmd_hex();
+ data = ao_cmd_hex();
if (ao_cmd_status != ao_cmd_success)
return;
- data = ao_cmd_lex_i;
printf ("Write %04x = %02x\n", addr, data);
ao_radio_reg_write(addr, data);
}
uint16_t addr;
uint8_t data;
- ao_cmd_hex();
+ addr = ao_cmd_hex();
if (ao_cmd_status != ao_cmd_success)
return;
- addr = ao_cmd_lex_i;
data = ao_radio_reg_read(addr);
printf ("Read %04x = %02x\n", addr, data);
}
AO_EXTI_MODE_FALLING|AO_EXTI_PRIORITY_HIGH,
ao_radio_isr);
+ ao_exti_enable(AO_CC1200_INT_PORT, AO_CC1200_INT_PIN);
+
ao_cmd_register(&ao_radio_cmds[0]);
}