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| Search found 6 matches |
| Author | Message |
|---|---|
 Topic: RFID using I2C |
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| mirno Replies: 9 Views: 15098 |
 Forum: General CCS C Discussion Posted: Wed Jan 21, 2015 3:36 am Subject: RFID using I2C |
| i2c_start();
delay_ms(50); i2c_write (0xA6); /* E2 = 0? */ delay_ms(50); //E2_waarde Figure 11 on page 38 of the M24LR16E-R data sheet shows what you need to ... |
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| Topic: RFID using I2C |
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| mirno Replies: 9 Views: 15098 |
Forum: General CCS C Discussion Posted: Tue Jan 20, 2015 7:41 am Subject: RFID using I2C |
| query. Is your LCD module properly working? Normally you only need to do the LCD_init() call once in a program however it must be preceded by a delay_ms(500);.
This delay is to allow the LCD module t ... |
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| Topic: RFID using I2C |
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| mirno Replies: 9 Views: 15098 |
Forum: General CCS C Discussion Posted: Tue Jan 20, 2015 3:27 am Subject: RFID using I2C |
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The RFID chip has two addresses: 0xA6 and 0xAE . Why would he have two addresses ? Read the M24LR16E-R data sheet: http://www.st.com/web/en/resource/technical/document/datasheet/DM00031737.pdf ... |
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| Topic: RFID using I2C |
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| mirno Replies: 9 Views: 15098 |
Forum: General CCS C Discussion Posted: Mon Jan 19, 2015 4:43 am Subject: RFID using I2C |
| I have read the adresses from the program, it works great! I put the output on our LCD screen in the elevator.
#include <16F887.h> #fuses INTRC_IO,NOWDT,NOPROTECT,PUT,NOLVP,NOBROWNOUT # ... |
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| Topic: RFID using I2C |
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| mirno Replies: 9 Views: 15098 |
Forum: General CCS C Discussion Posted: Sat Jan 17, 2015 7:43 am Subject: RFID using I2C |
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I can't really find out what the slave address is, i think it is 0x6A because i read it in some forums. Use this i2c bus scanner program to see if it detects the M24LR16E: http://www.ccsinfo.com ... |
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| Topic: RFID using I2C |
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| mirno Replies: 9 Views: 15098 |
Forum: General CCS C Discussion Posted: Fri Jan 16, 2015 9:12 am Subject: RFID using I2C |
| Hello,
I am trying to make my RFID M24LR16E chip working, but it won't. I already tries a lot of things, and i can't find out what the problem is. This is the latest program: #include <1 ... |
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