4 Copyright 2008, 2009 Michel Pollet <buserror@gmail.com>
6 This file is part of simavr.
8 simavr is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
13 simavr is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with simavr. If not, see <http://www.gnu.org/licenses/>.
23 #ifndef __SIM_MEGAX8_H__
24 #define __SIM_MEGAX8_H__
26 #include "sim_core_declare.h"
27 #include "avr_eeprom.h"
28 #include "avr_flash.h"
29 #include "avr_watchdog.h"
30 #include "avr_extint.h"
31 #include "avr_ioport.h"
34 #include "avr_timer.h"
38 void mx8_init(struct avr_t * avr);
39 void mx8_reset(struct avr_t * avr);
42 * This is a template for all of the x8 devices, hopefuly
47 avr_watchdog_t watchdog;
50 avr_ioport_t portb,portc,portd;
53 avr_timer_t timer0,timer1,timer2;
60 #ifndef SIM_VECTOR_SIZE
61 #error SIM_VECTOR_SIZE is not declared
64 #error SIM_MMCU is not declared
67 struct mcu_t SIM_CORENAME = {
70 DEFAULT_CORE(SIM_VECTOR_SIZE),
75 AVR_EEPROM_DECLARE(EE_READY_vect),
76 AVR_SELFPROG_DECLARE(SPMCSR, SELFPRGEN, SPM_READY_vect),
77 AVR_WATCHDOG_DECLARE(WDTCSR, WDT_vect),
79 AVR_EXTINT_DECLARE(0, 'D', 2),
80 AVR_EXTINT_DECLARE(1, 'D', 3),
83 .name = 'B', .r_port = PORTB, .r_ddr = DDRB, .r_pin = PINB,
85 .enable = AVR_IO_REGBIT(PCICR, PCIE0),
86 .raised = AVR_IO_REGBIT(PCIFR, PCIF0),
87 .vector = PCINT0_vect,
92 .name = 'C', .r_port = PORTC, .r_ddr = DDRC, .r_pin = PINC,
94 .enable = AVR_IO_REGBIT(PCICR, PCIE1),
95 .raised = AVR_IO_REGBIT(PCIFR, PCIF1),
96 .vector = PCINT1_vect,
101 .name = 'D', .r_port = PORTD, .r_ddr = DDRD, .r_pin = PIND,
103 .enable = AVR_IO_REGBIT(PCICR, PCIE2),
104 .raised = AVR_IO_REGBIT(PCIFR, PCIF2),
105 .vector = PCINT2_vect,
111 .disabled = AVR_IO_REGBIT(PRR,PRUSART0),
115 .txen = AVR_IO_REGBIT(UCSR0B, TXEN0),
116 .rxen = AVR_IO_REGBIT(UCSR0B, RXEN0),
124 .enable = AVR_IO_REGBIT(UCSR0B, RXCIE0),
125 .raised = AVR_IO_REGBIT(UCSR0A, RXC0),
126 .vector = USART_RX_vect,
129 .enable = AVR_IO_REGBIT(UCSR0B, TXCIE0),
130 .raised = AVR_IO_REGBIT(UCSR0A, TXC0),
131 .vector = USART_TX_vect,
134 .enable = AVR_IO_REGBIT(UCSR0B, UDRIE0),
135 .raised = AVR_IO_REGBIT(UCSR0A, UDRE0),
136 .vector = USART_UDRE_vect,
141 .mux = { AVR_IO_REGBIT(ADMUX, MUX0), AVR_IO_REGBIT(ADMUX, MUX1),
142 AVR_IO_REGBIT(ADMUX, MUX2), AVR_IO_REGBIT(ADMUX, MUX3),},
143 .ref = { AVR_IO_REGBIT(ADMUX, REFS0), AVR_IO_REGBIT(ADMUX, REFS1)},
144 .adlar = AVR_IO_REGBIT(ADMUX, ADLAR),
146 .aden = AVR_IO_REGBIT(ADCSRA, ADEN),
147 .adsc = AVR_IO_REGBIT(ADCSRA, ADSC),
148 .adate = AVR_IO_REGBIT(ADCSRA, ADATE),
149 .adps = { AVR_IO_REGBIT(ADCSRA, ADPS0), AVR_IO_REGBIT(ADCSRA, ADPS1), AVR_IO_REGBIT(ADCSRA, ADPS2),},
155 .adts = { AVR_IO_REGBIT(ADCSRB, ADTS0), AVR_IO_REGBIT(ADCSRB, ADTS1), AVR_IO_REGBIT(ADCSRB, ADTS2),},
158 .enable = AVR_IO_REGBIT(ADCSRA, ADIE),
159 .raised = AVR_IO_REGBIT(ADCSRA, ADIF),
165 .disabled = AVR_IO_REGBIT(PRR,PRTIM0),
166 .wgm = { AVR_IO_REGBIT(TCCR0A, WGM00), AVR_IO_REGBIT(TCCR0A, WGM01), AVR_IO_REGBIT(TCCR0B, WGM02) },
168 [0] = AVR_TIMER_WGM_NORMAL8(),
169 [2] = AVR_TIMER_WGM_CTC(),
170 [3] = AVR_TIMER_WGM_FASTPWM8(),
171 [7] = AVR_TIMER_WGM_OCPWM(),
173 .cs = { AVR_IO_REGBIT(TCCR0B, CS00), AVR_IO_REGBIT(TCCR0B, CS01), AVR_IO_REGBIT(TCCR0B, CS02) },
174 .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ },
181 .enable = AVR_IO_REGBIT(TIMSK0, TOIE0),
182 .raised = AVR_IO_REGBIT(TIFR0, TOV0),
183 .vector = TIMER0_OVF_vect,
186 .enable = AVR_IO_REGBIT(TIMSK0, OCIE0A),
187 .raised = AVR_IO_REGBIT(TIFR0, OCF0A),
188 .vector = TIMER0_COMPA_vect,
191 .enable = AVR_IO_REGBIT(TIMSK0, OCIE0B),
192 .raised = AVR_IO_REGBIT(TIFR0, OCF0B),
193 .vector = TIMER0_COMPB_vect,
198 .disabled = AVR_IO_REGBIT(PRR,PRTIM1),
199 .wgm = { AVR_IO_REGBIT(TCCR1A, WGM10), AVR_IO_REGBIT(TCCR1A, WGM11),
200 AVR_IO_REGBIT(TCCR1B, WGM12), AVR_IO_REGBIT(TCCR1B, WGM13) },
202 [0] = AVR_TIMER_WGM_NORMAL16(),
203 [4] = AVR_TIMER_WGM_CTC(),
204 [5] = AVR_TIMER_WGM_FASTPWM8(),
205 [6] = AVR_TIMER_WGM_FASTPWM9(),
206 [7] = AVR_TIMER_WGM_FASTPWM10(),
207 [12] = AVR_TIMER_WGM_ICCTC(),
208 [14] = AVR_TIMER_WGM_ICPWM(),
209 [15] = AVR_TIMER_WGM_OCPWM(),
211 .cs = { AVR_IO_REGBIT(TCCR1B, CS10), AVR_IO_REGBIT(TCCR1B, CS11), AVR_IO_REGBIT(TCCR1B, CS12) },
212 .cs_div = { 0, 0, 3 /* 8 */, 6 /* 64 */, 8 /* 256 */, 10 /* 1024 */ /* External clock T1 is not handled */},
219 .r_ocrah = OCR1AH, // 16 bits timers have two bytes of it
224 .enable = AVR_IO_REGBIT(TIMSK1, TOIE1),
225 .raised = AVR_IO_REGBIT(TIFR1, TOV1),
226 .vector = TIMER1_OVF_vect,
229 .enable = AVR_IO_REGBIT(TIMSK1, OCIE1A),
230 .raised = AVR_IO_REGBIT(TIFR1, OCF1A),
231 .vector = TIMER1_COMPA_vect,
234 .enable = AVR_IO_REGBIT(TIMSK1, OCIE1B),
235 .raised = AVR_IO_REGBIT(TIFR1, OCF1B),
236 .vector = TIMER1_COMPB_vect,
239 .enable = AVR_IO_REGBIT(TIMSK1, ICIE1),
240 .raised = AVR_IO_REGBIT(TIFR1, ICF1),
241 .vector = TIMER1_CAPT_vect,
246 .disabled = AVR_IO_REGBIT(PRR,PRTIM2),
247 .wgm = { AVR_IO_REGBIT(TCCR2A, WGM20), AVR_IO_REGBIT(TCCR2A, WGM21), AVR_IO_REGBIT(TCCR2B, WGM22) },
249 [0] = AVR_TIMER_WGM_NORMAL8(),
250 [2] = AVR_TIMER_WGM_CTC(),
251 [3] = AVR_TIMER_WGM_FASTPWM8(),
252 [7] = AVR_TIMER_WGM_OCPWM(),
255 .cs = { AVR_IO_REGBIT(TCCR2B, CS20), AVR_IO_REGBIT(TCCR2B, CS21), AVR_IO_REGBIT(TCCR2B, CS22) },
256 .cs_div = { 0, 0, 3 /* 8 */, 5 /* 32 */, 6 /* 64 */, 7 /* 128 */, 8 /* 256 */, 10 /* 1024 */ },
262 // asynchronous timer source bit.. if set, use 32khz frequency
263 .as2 = AVR_IO_REGBIT(ASSR, AS2),
266 .enable = AVR_IO_REGBIT(TIMSK2, TOIE2),
267 .raised = AVR_IO_REGBIT(TIFR2, TOV2),
268 .vector = TIMER2_OVF_vect,
271 .enable = AVR_IO_REGBIT(TIMSK2, OCIE2A),
272 .raised = AVR_IO_REGBIT(TIFR2, OCF2A),
273 .vector = TIMER2_COMPA_vect,
276 .enable = AVR_IO_REGBIT(TIMSK2, OCIE2B),
277 .raised = AVR_IO_REGBIT(TIFR2, OCF2B),
278 .vector = TIMER2_COMPB_vect,
283 .disabled = AVR_IO_REGBIT(PRR,PRSPI),
289 .spe = AVR_IO_REGBIT(SPCR, SPE),
290 .mstr = AVR_IO_REGBIT(SPCR, MSTR),
292 .spr = { AVR_IO_REGBIT(SPCR, SPR0), AVR_IO_REGBIT(SPCR, SPR1), AVR_IO_REGBIT(SPSR, SPI2X) },
294 .enable = AVR_IO_REGBIT(SPCR, SPIE),
295 .raised = AVR_IO_REGBIT(SPSR, SPIF),
296 .vector = SPI_STC_vect,
301 .disabled = AVR_IO_REGBIT(PRR,PRTWI),
310 .twen = AVR_IO_REGBIT(TWCR, TWEN),
311 .twea = AVR_IO_REGBIT(TWCR, TWEA),
312 .twsta = AVR_IO_REGBIT(TWCR, TWSTA),
313 .twsto = AVR_IO_REGBIT(TWCR, TWSTO),
314 .twwc = AVR_IO_REGBIT(TWCR, TWWC),
316 .twsr = AVR_IO_REGBITS(TWSR, TWS3, 0x1f), // 5 bits
317 .twps = AVR_IO_REGBITS(TWSR, TWPS0, 0x3), // 2 bits
320 .enable = AVR_IO_REGBIT(TWCR, TWIE),
321 .raised = AVR_IO_REGBIT(TWSR, TWINT),
327 #endif /* SIM_CORENAME */
329 #endif /* __SIM_MEGAX8_H__ */