diff options
Diffstat (limited to 'src/arch/msp430fr5994lp/arch.cc')
| -rw-r--r-- | src/arch/msp430fr5994lp/arch.cc | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/arch/msp430fr5994lp/arch.cc b/src/arch/msp430fr5994lp/arch.cc index 9b243d1..024b246 100644 --- a/src/arch/msp430fr5994lp/arch.cc +++ b/src/arch/msp430fr5994lp/arch.cc @@ -37,6 +37,8 @@ void Arch::setup(void) // 8MHz DCO CSCTL0_H = CSKEY >> 8; CSCTL1 = DCOFSEL_0; +#elif F_CPU == 32768UL + CSCTL0_H = CSKEY >> 8; #else #error Unsupported F_CPU #endif @@ -50,7 +52,7 @@ void Arch::setup(void) CSCTL0_H = 0; -#ifdef WITH_LOOP +#if defined(WITH_LOOP) || F_CPU == 72368UL // enable LXFT for RTC CSCTL0_H = CSKEY >> 8; CSCTL4 &= ~LFXTOFF; @@ -82,6 +84,12 @@ void Arch::setup(void) TA0CTL |= TACLR; #endif /* TIMER_US */ +#if F_CPU == 32768UL + CSCTL0_H = CSKEY >> 8; + CSCTL2 = SELA__LFXTCLK | SELS__LFXTCLK | SELM__LFXTCLK; + CSCTL0_H = 0; +#endif + #if defined(WITH_LOOP) || defined(TIMER_S) // 1s per wakeup for loop. Independent of SMCLK/F_CPU TA1CTL = TASSEL__ACLK | ID__8 | MC__UP; @@ -153,6 +161,10 @@ void Arch::sleep_ms(unsigned int const ms) TA3CTL = TASSEL__SMCLK | ID__8; // /8 TA3EX0 = 0; // /1 -> /8 (125 kHz) TA3CCR0 = ms * 125; +#elif F_CPU == 32768UL + TA3CTL = TASSEL__SMCLK | ID__8; // /8 + TA3EX0 = 0; // /1 -> /8 (4.096 kHz) + TA3CCR0 = ms * 4; #else #error Unsupported F_CPU #endif /* F_CPU */ |