diff options
Diffstat (limited to 'spaghetti-monster')
| -rw-r--r-- | spaghetti-monster/fsm-events.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/spaghetti-monster/fsm-events.c b/spaghetti-monster/fsm-events.c index e965224..b8e9018 100644 --- a/spaghetti-monster/fsm-events.c +++ b/spaghetti-monster/fsm-events.c @@ -125,16 +125,34 @@ uint8_t nice_delay_ms(uint16_t ms) { */ while(ms-- > 0) { #ifdef USE_DYNAMIC_UNDERCLOCKING + #ifdef USE_RAMPING + uint8_t level = actual_level; // volatile, avoid repeat access + if (level < QUARTERSPEED_LEVEL) { + CLKPR = 1<<CLKPCE; CLKPR = 2; + _delay_loop_2(BOGOMIPS*98/100/4); + } + //else if (level < HALFSPEED_LEVEL) { + // CLKPR = 1<<CLKPCE; CLKPR = 1; + // _delay_loop_2(BOGOMIPS*98/100/2); + //} + else { + CLKPR = 1<<CLKPCE; CLKPR = 0; + _delay_loop_2(BOGOMIPS*98/100); + } + // restore regular clock speed + CLKPR = 1<<CLKPCE; CLKPR = 0; + #else // underclock MCU to save power CLKPR = 1<<CLKPCE; CLKPR = 2; // wait _delay_loop_2(BOGOMIPS*98/100/4); // restore regular clock speed CLKPR = 1<<CLKPCE; CLKPR = 0; + #endif // ifdef USE_RAMPING #else // wait _delay_loop_2(BOGOMIPS*98/100); - #endif + #endif // ifdef USE_DYNAMIC_UNDERCLOCKING process_emissions(); if ((nice_delay_interrupt) || (old_state != current_state)) { |