*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
#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(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)
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();
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
#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) |
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;
}
}
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);
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;
}
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)
ao_wakeup(&ao_radio_wake);
}
-static void
-ao_radio_test_cmd(void)
+static uint8_t radio_on;
+
+void
+ao_radio_test_on(void)
{
- uint8_t mode = 2;
- static uint8_t radio_on;
- ao_cmd_white();
- if (ao_cmd_lex_c != '\n') {
- ao_cmd_decimal();
- mode = (uint8_t) ao_cmd_lex_u32;
- }
- mode++;
- if ((mode & 2) && !radio_on) {
+ if (!radio_on) {
#if HAS_MONITOR
ao_monitor_disable();
#endif
#endif
radio_on = 1;
}
- if (mode == 3) {
- printf ("Hit a character to stop..."); flush();
- getchar();
- putchar('\n');
- }
- if ((mode & 1) && radio_on) {
+}
+
+void
+ao_radio_test_off(void)
+{
+ if (radio_on) {
ao_radio_idle();
ao_radio_put();
radio_on = 0;
}
}
+static void
+ao_radio_test_cmd(void)
+{
+ uint8_t mode = 2;
+ ao_cmd_white();
+ if (ao_cmd_lex_c != '\n')
+ mode = (uint8_t) ao_cmd_decimal();
+ mode++;
+ if ((mode & 2))
+ ao_radio_test_on();
+ if (mode == 3) {
+ printf ("Hit a character to stop..."); flush();
+ getchar();
+ putchar('\n');
+ }
+ if ((mode & 1))
+ ao_radio_test_off();
+}
+
void
ao_radio_send(const void *d, uint8_t size)
{
/* 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 */
while (started && ao_radio_int_pin() != 0 && !ao_radio_abort) {
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;
#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;
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);
}