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altos/micropeak-v2.0: Reduce power usage
[fw/altos]
/
src
/
micropeak-v2.0
/
ao_micropeak.c
diff --git
a/src/micropeak-v2.0/ao_micropeak.c
b/src/micropeak-v2.0/ao_micropeak.c
index 0b9972e908b1687e8741f2187fed64211b056806..1bf0999ec1da00c8743e3c7421f0270ce877c99b 100644
(file)
--- a/
src/micropeak-v2.0/ao_micropeak.c
+++ b/
src/micropeak-v2.0/ao_micropeak.c
@@
-272,9
+272,6
@@
ao_hsi_init(void)
/* Enable prefetch */
stm_flash.acr |= (1 << STM_FLASH_ACR_PRFTBE);
/* Enable prefetch */
stm_flash.acr |= (1 << STM_FLASH_ACR_PRFTBE);
- /* Enable power interface clock */
- stm_rcc.apb1enr |= (1 << STM_RCC_APB1ENR_PWREN);
-
/* HCLK to 48MHz -> AHB prescaler = /1 */
cfgr = stm_rcc.cfgr;
cfgr &= ~(STM_RCC_CFGR_HPRE_MASK << STM_RCC_CFGR_HPRE);
/* HCLK to 48MHz -> AHB prescaler = /1 */
cfgr = stm_rcc.cfgr;
cfgr &= ~(STM_RCC_CFGR_HPRE_MASK << STM_RCC_CFGR_HPRE);
@@
-314,7
+311,6
@@
main(void)
ao_led_init();
ao_task_init();
ao_timer_init();
ao_led_init();
ao_task_init();
ao_timer_init();
- ao_serial_init();
stm_moder_set(&stm_gpioa, 2, STM_MODER_OUTPUT);
ao_dma_init();
ao_spi_init();
stm_moder_set(&stm_gpioa, 2, STM_MODER_OUTPUT);
ao_dma_init();
ao_spi_init();
@@
-325,6
+321,12
@@
main(void)
ao_ms5607_init();
ao_storage_init();
ao_ms5607_init();
ao_storage_init();
+ /* Let FLITF clock turn off in sleep mode */
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_FLITFEN);
+
+ /* Le SRAM clock turn off in sleep mode */
+ stm_rcc.ahbenr &= ~(1 << STM_RCC_AHBENR_SRAMEN);
+
if (ao_on_battery) {
/* On battery power, run the flight code */
ao_add_task(&mp_task, ao_micropeak, "micropeak");
if (ao_on_battery) {
/* On battery power, run the flight code */
ao_add_task(&mp_task, ao_micropeak, "micropeak");