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| Search found 7 matches |
| Author | Message |
|---|---|
 Topic: Writing (not overwriting) to eeprom |
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| ancient_one Replies: 4 Views: 6624 |
 Forum: General CCS C Discussion Posted: Mon Mar 05, 2012 7:05 pm Subject: Writing (not overwriting) to eeprom |
| I'm using PIC16F88 and i've got a file that store a lot of bytes in eeprom
const byte asciitable1[51][5] = {0x00, 0x00, 0x00, 0x00, 0x00, // 32 SPACE 0x00, 0x00, 0x7d ... |
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| Topic: rotate_right assembly |
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| ancient_one Replies: 2 Views: 4428 |
Forum: General CCS C Discussion Posted: Thu Jan 12, 2012 10:05 am Subject: rotate_right assembly |
| Which is the assembly code of rotate_right function?
I want to directly include it in my program. |
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| Topic: PIC16f88 external clock for timer1 |
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| ancient_one Replies: 3 Views: 5120 |
Forum: General CCS C Discussion Posted: Thu Jan 12, 2012 8:20 am Subject: PIC16f88 external clock for timer1 |
| Sure i've got a 20M oscillator with two 22pF capacitor in OSC1-OSC2 pins | |
| Topic: PIC16f88 external clock for timer1 |
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| ancient_one Replies: 3 Views: 5120 |
Forum: General CCS C Discussion Posted: Thu Jan 12, 2012 5:46 am Subject: PIC16f88 external clock for timer1 |
| Hi to all,
i'm using PIC16f88 with external 20M oscillator. So i've set up: #FUSES HS Now i need to use timer1 to get an interrupt every 25ms: setup_timer_1(T1_EXTERNAL | T1_DIV_BY_8); ... |
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| Topic: Reading rom memory address |
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| ancient_one Replies: 5 Views: 9073 |
Forum: General CCS C Discussion Posted: Thu Jan 05, 2012 2:59 pm Subject: Reading rom memory address |
| I'm writing a firmware that control a led matrix 7x100 (20 letters).
Each letter is 5x7 pixel and i need to store in rom (compile time) each letter scheme. Example for letter A: http://img17.imag ... |
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| Topic: Reading rom memory address |
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| ancient_one Replies: 5 Views: 9073 |
Forum: General CCS C Discussion Posted: Thu Jan 05, 2012 2:30 pm Subject: Reading rom memory address |
| That is exactly what i need, thanks.
Another thing, about: #define DATA_ADDRESS 0x1000 // Start address for data #define DATA_SIZE 20 // in bytes What is the minimun address i can use? is ... |
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| Topic: Reading rom memory address |
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| ancient_one Replies: 5 Views: 9073 |
Forum: General CCS C Discussion Posted: Thu Jan 05, 2012 1:15 pm Subject: Reading rom memory address |
| I need to put during compile time some bytes into a particular rom address, such as 0x100,0x001, and read them later using the address.
If I use: #ORG 0x100 int8 const stuff = 0xA; #ORG 0x101 i ... |
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