Merge pull request #8622 from hg42/implement-LPC1768-GET_TIMER
[2.0.x][LPC1768][fix] Implement GET_TIMER and other GET_xxx, fixes PWM
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4c5356f77a
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@ -85,13 +85,25 @@ bool useable_hardware_PWM(pin_t pin);
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/// set pin as input with pullup mode
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/// set pin as input with pullup mode
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#define _PULLUP(IO, v) (pinMode(IO, (v!=LOW ? INPUT_PULLUP : INPUT)))
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#define _PULLUP(IO, v) (pinMode(IO, (v!=LOW ? INPUT_PULLUP : INPUT)))
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// hg42: all pins can be input or output (I hope)
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// hg42: undefined pins create compile error (IO, is no pin)
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// hg42: currently not used, but was used by pinsDebug
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/// check if pin is an input
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/// check if pin is an input
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#define _GET_INPUT(IO)
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#define _GET_INPUT(IO) (LPC1768_PIN_PIN(IO)>=0)
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/// check if pin is an output
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/// check if pin is an output
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#define _GET_OUTPUT(IO)
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#define _GET_OUTPUT(IO) (LPC1768_PIN_PIN(IO)>=0)
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// hg42: GET_TIMER is used only to check if it's a PWM pin
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// hg42: we cannot use USEABLE_HARDWARE_PWM because it uses a function that cannot be used statically
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// hg42: instead use PWM bit from the #define
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/// check if pin is an timer
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/// check if pin is an timer
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#define _GET_TIMER(IO)
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#define _GET_TIMER(IO) TRUE // could be LPC1768_PIN_PWM(IO), but there
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// hg42: could be this:
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// #define _GET_TIMER(IO) LPC1768_PIN_PWM(IO)
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// but this is an incomplete check (12 pins are PWMable, but only 6 can be used at the same time)
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/// Read a pin wrapper
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/// Read a pin wrapper
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#define READ(IO) _READ(IO)
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#define READ(IO) _READ(IO)
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@ -111,9 +123,9 @@ bool useable_hardware_PWM(pin_t pin);
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#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); _WRITE(IO, LOW); }while(0)
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#define SET_OUTPUT(IO) do{ _SET_OUTPUT(IO); _WRITE(IO, LOW); }while(0)
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/// check if pin is an input wrapper
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/// check if pin is an input wrapper
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#define GET_INPUT(IO) _GET_INPUT(IO) // todo: Never used?
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#define GET_INPUT(IO) _GET_INPUT(IO)
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/// check if pin is an output wrapper
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/// check if pin is an output wrapper
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#define GET_OUTPUT(IO) _GET_OUTPUT(IO) //todo: Never Used?
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#define GET_OUTPUT(IO) _GET_OUTPUT(IO)
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/// check if pin is an timer wrapper
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/// check if pin is an timer wrapper
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#define GET_TIMER(IO) _GET_TIMER(IO)
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#define GET_TIMER(IO) _GET_TIMER(IO)
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