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Code Issues Releases Activity

Bugfix: CC flexiport spektrum config

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Working spektrum bind routine, depending your TX try BIND_PULSES 3,5,7,9 (5 works with DX7)
Boot process takes too long on MB so bind command misses the window (20-140ms).
This commit is contained in:
sambas 2011-07-14 14:43:26 +03:00
parent 61e5d14d0d
commit 18a5465246
2 changed files with 17 additions and 31 deletions
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4
flight/CopterControl/System/pios_board.c
View File

@ -434,7 +434,7 @@ static const struct pios_usart_cfg pios_usart_spektrum_flexi_cfg = {
},
},
.rx = {
.gpio = GPIOA,
.gpio = GPIOB,
.init = {
.GPIO_Pin = GPIO_Pin_11,
.GPIO_Speed = GPIO_Speed_2MHz,
@ -442,7 +442,7 @@ static const struct pios_usart_cfg pios_usart_spektrum_flexi_cfg = {
},
},
.tx = {
.gpio = GPIOA,
.gpio = GPIOB,
.init = {
.GPIO_Pin = GPIO_Pin_10,
.GPIO_Speed = GPIO_Speed_2MHz,

44
flight/PiOS/STM32F10x/pios_spektrum.c
View File

@ -98,37 +98,23 @@ static int32_t PIOS_SPEKTRUM_Get(uint32_t chan_id)
*/
static bool PIOS_SPEKTRUM_Bind(const struct pios_spektrum_cfg * cfg)
{
GPIO_Init(cfg->bind.gpio, &cfg->bind.init);
#define BIND_PULSES 5
GPIO_ResetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
//PIOS_DELAY_WaitmS(75);
/* RX line, drive high for 10us */
GPIO_Init(cfg->bind.gpio, &cfg->bind.init);
/* RX line, set high */
GPIO_SetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(10);
/* RX line, drive low for 120us */
GPIO_ResetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive high for 120us */
GPIO_SetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive low for 120us */
GPIO_ResetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive high for 120us */
GPIO_SetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive low for 120us */
GPIO_ResetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive high for 120us */
GPIO_SetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive low for 120us */
GPIO_ResetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive high for 120us */
GPIO_SetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* on CC works upto 140ms, I guess bind window is around 20-140ms after powerup */
PIOS_DELAY_WaitmS(60);
for (int i = 0; i < BIND_PULSES ; i++) {
/* RX line, drive low for 120us */
GPIO_ResetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
/* RX line, drive high for 120us */
GPIO_SetBits(cfg->bind.gpio, cfg->bind.init.GPIO_Pin);
PIOS_DELAY_WaituS(120);
}
/* RX line, set input and wait for data, PIOS_SPEKTRUM_Init */
return true;