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added Embedded code... Done most of the basic stuff...
1 | hedin | 82 | #include <pic18.h> |
2 | #include <stdio.h> | ||
3 | #include <string.h> | ||
4 | |||
5 | #include "lcd.h" | ||
6 | |||
7 | |||
8 | void rs232_init(void) | ||
9 | { | ||
10 | SPEN = 0; // Serial Port Enable Bit... 0 = disabled | ||
11 | TRISC6 = 0; | ||
12 | TRISC7 = 1; | ||
13 | SYNC = 0; // SYNC switches between async(0) and sync(1) mode. | ||
14 | SPBRG = 25; | ||
15 | TXSTA = 0x24; | ||
16 | RCSTA = 0x90; | ||
17 | SPEN = 1; | ||
18 | } | ||
19 | |||
20 | void interrupt_init(void) | ||
21 | { | ||
22 | // Assumes that all interrupts default is 0 | ||
23 | PEIE = 1; | ||
24 | GIE = 1; | ||
25 | RCIE = 1; | ||
26 | } | ||
27 | |||
28 | void pic18_io_init(void) | ||
29 | { | ||
30 | TRISA0 = 1; | ||
31 | TRISB1 = 1; | ||
32 | TRISB2 = 1; | ||
33 | TRISB3 = 1; | ||
34 | TRISB4 = 1; | ||
35 | } | ||
36 | |||
37 | void interrupt_recieve_handler(void) | ||
38 | { | ||
39 | // Handle recieve inputs... | ||
40 | } | ||
41 | |||
42 | void interrupt interrupt_handler(void) | ||
43 | // Finds out what interrupt have been trigged, and starts the respective function. | ||
44 | { | ||
45 | if(RCIF == 1) | ||
46 | { | ||
47 | interrupt_recieve_handler(); | ||
48 | RCIF = 0; | ||
49 | } | ||
50 | } | ||
51 | |||
52 | |||
53 | void main() | ||
54 | { | ||
55 | rs232_init(); | ||
56 | pic18_io_init(); | ||
57 | } |
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