Test mbed1.
main.cpp@2:9f7506fa29d4, 2014-03-13 (annotated)
- Committer:
- mja054
- Date:
- Thu Mar 13 16:35:52 2014 +0000
- Revision:
- 2:9f7506fa29d4
- Parent:
- 1:1019095e41c4
Tested for 1ms to 10s;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mja054 | 0:7ac9830cbaa5 | 1 | #include "mbed.h" |
mja054 | 0:7ac9830cbaa5 | 2 | #include <math.h> |
mja054 | 0:7ac9830cbaa5 | 3 | #include "InterruptManager.h" |
mja054 | 0:7ac9830cbaa5 | 4 | #include "TPM_init.h" |
mja054 | 1:1019095e41c4 | 5 | #include "SLCD.h" |
mja054 | 1:1019095e41c4 | 6 | #define BAUD_RATE 9600 |
mja054 | 0:7ac9830cbaa5 | 7 | |
mja054 | 0:7ac9830cbaa5 | 8 | #define NVIC_ISER 0xE000E100 |
mja054 | 0:7ac9830cbaa5 | 9 | #define NVIC_ISPR 0xE000E200 |
mja054 | 0:7ac9830cbaa5 | 10 | |
mja054 | 0:7ac9830cbaa5 | 11 | #define SIM_SOPT2_ADDRESS 0x40048004 |
mja054 | 0:7ac9830cbaa5 | 12 | #define SIM_SCGC6_ADDRESS 0x4004803C |
mja054 | 0:7ac9830cbaa5 | 13 | |
mja054 | 0:7ac9830cbaa5 | 14 | |
mja054 | 0:7ac9830cbaa5 | 15 | DigitalOut out(PTD3); |
mja054 | 0:7ac9830cbaa5 | 16 | DigitalOut green(LED1); |
mja054 | 2:9f7506fa29d4 | 17 | DigitalOut red(LED2); |
mja054 | 0:7ac9830cbaa5 | 18 | Serial pc(USBTX, USBRX); |
mja054 | 0:7ac9830cbaa5 | 19 | Timer timer; |
mja054 | 1:1019095e41c4 | 20 | SLCD slcd; |
mja054 | 0:7ac9830cbaa5 | 21 | |
mja054 | 0:7ac9830cbaa5 | 22 | unsigned int flag; |
mja054 | 0:7ac9830cbaa5 | 23 | unsigned int modulo_val = 48000; |
mja054 | 0:7ac9830cbaa5 | 24 | unsigned int prescale_val = 0; |
mja054 | 1:1019095e41c4 | 25 | volatile unsigned val = 10; |
mja054 | 0:7ac9830cbaa5 | 26 | void TPM0_handler_test(); |
mja054 | 0:7ac9830cbaa5 | 27 | |
mja054 | 0:7ac9830cbaa5 | 28 | void init_test() |
mja054 | 0:7ac9830cbaa5 | 29 | { |
mja054 | 0:7ac9830cbaa5 | 30 | NVIC_SetVector(TPM0_IRQn, (uint32_t) TPM0_handler_test); |
mja054 | 0:7ac9830cbaa5 | 31 | NVIC_SetPriority(TPM0_IRQn, 0); |
mja054 | 0:7ac9830cbaa5 | 32 | |
mja054 | 0:7ac9830cbaa5 | 33 | TPM0_init(modulo_val, prescale_val); |
mja054 | 0:7ac9830cbaa5 | 34 | |
mja054 | 0:7ac9830cbaa5 | 35 | NVIC_EnableIRQ(TPM0_IRQn); |
mja054 | 0:7ac9830cbaa5 | 36 | |
mja054 | 0:7ac9830cbaa5 | 37 | wait(5); |
mja054 | 0:7ac9830cbaa5 | 38 | TPM0_start(); |
mja054 | 0:7ac9830cbaa5 | 39 | } |
mja054 | 0:7ac9830cbaa5 | 40 | |
mja054 | 0:7ac9830cbaa5 | 41 | void TPM0_handler_test() { |
mja054 | 0:7ac9830cbaa5 | 42 | unsigned int overflow = TPM0_SC_read() & 0x000000C0; |
mja054 | 0:7ac9830cbaa5 | 43 | if(overflow == 0xC0) { |
mja054 | 0:7ac9830cbaa5 | 44 | TPM0_clear_overflow(); |
mja054 | 0:7ac9830cbaa5 | 45 | NVIC_ClearPendingIRQ(TPM0_IRQn); |
mja054 | 0:7ac9830cbaa5 | 46 | flag++; |
mja054 | 1:1019095e41c4 | 47 | if (flag == val) { |
mja054 | 1:1019095e41c4 | 48 | out = !out; |
mja054 | 2:9f7506fa29d4 | 49 | red = !red; |
mja054 | 1:1019095e41c4 | 50 | flag = 0; |
mja054 | 1:1019095e41c4 | 51 | } |
mja054 | 0:7ac9830cbaa5 | 52 | // green = !green; |
mja054 | 0:7ac9830cbaa5 | 53 | } |
mja054 | 0:7ac9830cbaa5 | 54 | } |
mja054 | 0:7ac9830cbaa5 | 55 | |
mja054 | 1:1019095e41c4 | 56 | void read() |
mja054 | 1:1019095e41c4 | 57 | { |
mja054 | 1:1019095e41c4 | 58 | char c = (char) pc.getc(); |
mja054 | 1:1019095e41c4 | 59 | green = !green; |
mja054 | 1:1019095e41c4 | 60 | if (c == '1') { |
mja054 | 1:1019095e41c4 | 61 | slcd.printf("%c",c); |
mja054 | 1:1019095e41c4 | 62 | val = 1; |
mja054 | 1:1019095e41c4 | 63 | } else if (c == '2') { |
mja054 | 1:1019095e41c4 | 64 | slcd.printf("%c", c); |
mja054 | 1:1019095e41c4 | 65 | val = 100; |
mja054 | 1:1019095e41c4 | 66 | } else if (c == '3') { |
mja054 | 1:1019095e41c4 | 67 | slcd.printf("%c",c); |
mja054 | 1:1019095e41c4 | 68 | val = 1000; |
mja054 | 1:1019095e41c4 | 69 | } else if (c == '4') { |
mja054 | 1:1019095e41c4 | 70 | slcd.printf("%c",c); |
mja054 | 1:1019095e41c4 | 71 | val = 10000; |
mja054 | 1:1019095e41c4 | 72 | } else if (c == '5') { |
mja054 | 1:1019095e41c4 | 73 | val = 100000; |
mja054 | 1:1019095e41c4 | 74 | } else { |
mja054 | 1:1019095e41c4 | 75 | slcd.printf("E"); |
mja054 | 1:1019095e41c4 | 76 | return; |
mja054 | 1:1019095e41c4 | 77 | } |
mja054 | 1:1019095e41c4 | 78 | } |
mja054 | 1:1019095e41c4 | 79 | |
mja054 | 0:7ac9830cbaa5 | 80 | int main() { |
mja054 | 0:7ac9830cbaa5 | 81 | flag = 0; |
mja054 | 1:1019095e41c4 | 82 | green = 0; |
mja054 | 2:9f7506fa29d4 | 83 | red = 0; |
mja054 | 0:7ac9830cbaa5 | 84 | pc.baud(BAUD_RATE); |
mja054 | 1:1019095e41c4 | 85 | pc.attach(read); |
mja054 | 1:1019095e41c4 | 86 | slcd.printf("nesl"); |
mja054 | 0:7ac9830cbaa5 | 87 | init_test(); |
mja054 | 0:7ac9830cbaa5 | 88 | while(1) { |
mja054 | 0:7ac9830cbaa5 | 89 | if (flag == 1000) { |
mja054 | 2:9f7506fa29d4 | 90 | // green = !green; |
mja054 | 0:7ac9830cbaa5 | 91 | flag = 0; |
mja054 | 0:7ac9830cbaa5 | 92 | } |
mja054 | 0:7ac9830cbaa5 | 93 | } |
mja054 | 0:7ac9830cbaa5 | 94 | /* |
mja054 | 0:7ac9830cbaa5 | 95 | while(1) { |
mja054 | 0:7ac9830cbaa5 | 96 | green = !green; |
mja054 | 0:7ac9830cbaa5 | 97 | out = !out; |
mja054 | 0:7ac9830cbaa5 | 98 | wait(0.5); |
mja054 | 0:7ac9830cbaa5 | 99 | out = !out; |
mja054 | 0:7ac9830cbaa5 | 100 | wait(0.5); |
mja054 | 0:7ac9830cbaa5 | 101 | } |
mja054 | 0:7ac9830cbaa5 | 102 | */ |
mja054 | 0:7ac9830cbaa5 | 103 | } |