diff options
Diffstat (limited to '')
| -rw-r--r-- | tk-attiny.h | 55 |
1 files changed, 52 insertions, 3 deletions
diff --git a/tk-attiny.h b/tk-attiny.h index 3c985f2..947a87c 100644 --- a/tk-attiny.h +++ b/tk-attiny.h @@ -28,24 +28,26 @@ /******************** hardware-specific values **************************/ #if (ATTINY == 13) #define F_CPU 4800000UL - #define EEPSIZE 64 + //#define EEPSIZE 64 #define V_REF REFS0 #define BOGOMIPS 950 #define ADMUX_VCC 0b00001100 #define DELAY_ZERO_TIME 252 + #define SWITCH_PORT PINB // PINA or PINB or PINC #elif (ATTINY == 25) // TODO: Use 6.4 MHz instead of 8 MHz? #define F_CPU 8000000UL - #define EEPSIZE 128 + //#define EEPSIZE 128 #define V_REF REFS1 #define BOGOMIPS (F_CPU/4000) #define ADMUX_VCC 0b00001100 #define ADMUX_THERM 0b10001111 #define DELAY_ZERO_TIME 1020 + #define SWITCH_PORT PINB // PINA or PINB or PINC #elif (ATTINY == 85) // TODO: Use 6.4 MHz instead of 8 MHz? #define F_CPU 8000000UL - #define EEPSIZE 512 + //#define EEPSIZE 512 #define V_REF REFS1 #define BOGOMIPS (F_CPU/4000) // (1 << V_REF) | (0 << ADLAR) | (VCC_CHANNEL) @@ -53,10 +55,30 @@ // (1 << V_REF) | (0 << ADLAR) | (THERM_CHANNEL) #define ADMUX_THERM 0b10001111 #define DELAY_ZERO_TIME 1020 + #define SWITCH_PORT PINB // PINA or PINB or PINC +#elif (ATTINY == 1634) + #define F_CPU 8000000UL + #define V_REF REFS1 + #define BOGOMIPS (F_CPU/4000) + // (1 << V_REF) | (0 << ADLAR) | (VCC_CHANNEL) + #define ADMUX_VCC 0b00001101 + // (1 << V_REF) | (0 << ADLAR) | (THERM_CHANNEL) + #define ADMUX_THERM 0b10001110 + #define DELAY_ZERO_TIME 1020 + //#define SWITCH_PORT PINA // set this in hwdef #else #error Hey, you need to define ATTINY. #endif +// auto-detect eeprom size from avr-libc headers +#ifndef EEPSIZE +#ifdef E2SIZE +#define EEPSIZE E2SIZE +#else +#define EEPSIZE (E2END+1) +#endif +#endif + #include <avr/interrupt.h> @@ -86,4 +108,31 @@ #error Hey, you need to define an I/O pin layout. #endif +#if (ATTINY==25) || (ATTINY==45) || (ATTINY==85) + // use clock_prescale_set(n) instead; it's safer + //#define CLOCK_DIVIDER_SET(n) {CLKPR = 1<<CLKPCE; CLKPR = n;} +#elif (ATTINY==1634) + // make it a NOP for now + // FIXME + //#define clock_prescale_set(x) ((void)0) + //#define clock_prescale_set(n) {cli(); CCP = 0xD8; CLKPR = n; sei();} + //#define clock_prescale_set(n) {cli(); CCP = 0xD8; CLKPR = n; sei();} + inline void clock_prescale_set(uint8_t n) {cli(); CCP = 0xD8; CLKPR = n; sei();} + typedef enum + { + clock_div_1 = 0, + clock_div_2 = 1, + clock_div_4 = 2, + clock_div_8 = 3, + clock_div_16 = 4, + clock_div_32 = 5, + clock_div_64 = 6, + clock_div_128 = 7, + clock_div_256 = 8 + } clock_div_t; + +#else +#error Unable to define MCU macros. +#endif + #endif // TK_ATTINY_H |