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px4-firmware
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Some DSM satellites are fussier about bind pulse timing 

These values work better
This commit is contained in:
Jean Cyr 2013-08-10 11:22:08 -04:00
parent 7861caf482
commit 36679fbb39
2 changed files with 3 additions and 4 deletions
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3
src/drivers/px4io/px4io.cpp
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@ -1445,9 +1445,8 @@ PX4IO::ioctl(file * /*filep*/, int cmd, unsigned long arg)
io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_DSM, dsm_bind_power_down);
usleep(500000);
io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_DSM, dsm_bind_set_rx_out);
usleep(1000);
io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_DSM, dsm_bind_power_up);
usleep(100000);
usleep(50000);
io_reg_set(PX4IO_PAGE_SETUP, PX4IO_P_SETUP_DSM, dsm_bind_send_pulses | (arg << 4));
break;

4
src/modules/px4iofirmware/dsm.c
View File

@ -125,9 +125,9 @@ dsm_bind(uint16_t cmd, int pulses)
case dsm_bind_send_pulses:
for (int i = 0; i < pulses; i++) {
stm32_gpiowrite(usart1RxAsOutp, false);
up_udelay(50);
up_udelay(25);
stm32_gpiowrite(usart1RxAsOutp, true);
up_udelay(50);
up_udelay(25);
}
break;
case dsm_bind_reinit_uart: