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Topics - roman3017

1
General discussion / 24AA I2C EEPROM Bus Pirate Demo
I can succesfully run 25AA SPI EEPROM demo but I have a problem with 24AA I2C EEPROM demo from
http://dangerousprototypes.com/docs/3EE ... orer_board
Is there anything wrong with the way I use Bus Pirate for I2C?
Thanks,

Roman

Here is my bus pirate session for 24AA I2C EEPROM:

HiZ>i
Bus Pirate v3b
Firmware v5.10 (r559)  Bootloader v4.4
DEVID:0x0447 REVID:0x3043 (24FJ64GA002 B5)
http://dangerousprototypes.com
HiZ>m
1. HiZ
2. 1-WIRE
3. UART
4. I2C
5. SPI
6. 2WIRE
7. 3WIRE
8. LCD
9. DIO
x. exit(without change)

(1)>4
Set speed:
 1. ~5KHz
 2. ~50KHz
 3. ~100KHz
 4. ~400KHz

(1)>3
Ready
I2C>W
Power supplies ON
I2C>P
Pull-up resistors ON
I2C>v
Pinstates:
1.(BR)  2.(RD)  3.(OR)  4.(YW)  5.(GN)  6.(BL)  7.(PU)  8.(GR)  9.(WT)  0.(Blk)
GND    3.3V    5.0V    ADC    VPU    AUX    SCL    SDA    -      -
P      P      P      I      I      I      I      I      I      I
GND    3.22V  4.93V  0.00V  4.90V  L      H      H      H      H
I2C>(0)
 0.Macro menu
 1.7bit address search
 2.I2C sniffer
I2C>(1)
Searching I2C address space. Found devices at:
0xA0(0x50 W) 0xA1(0x50 R) 0xA2(0x51 W) 0xA3(0x51 R) 0xA4(0x52 W) 0xA5(0x52 R) 0xA6(0x53 W) 0xA7(0x53
 R) 0xA8(0x54 W) 0xA9(0x54 R) 0xAA(0x55 W) 0xAB(0x55 R) 0xAC(0x56 W) 0xAD(0x56 R) 0xAE(0x57 W) 0xAF(
0x57 R)

I2C>[0xa0 0 0 3 2 1]
I2C START BIT
WRITE: 0xA0 ACK
WRITE: 0x00 ACK
WRITE: 0x00 ACK
WRITE: 0x03 ACK
WRITE: 0x02 ACK
WRITE: 0x01 ACK
I2C STOP BIT
I2C>[0xa0 0 0]
I2C START BIT
WRITE: 0xA0 ACK
WRITE: 0x00 ACK
WRITE: 0x00 ACK
I2C STOP BIT
I2C>[0xa1 r:3]
I2C START BIT
WRITE: 0xA1 ACK
READ: 0x00  ACK 0x01  ACK 0xFF
NACK
I2C STOP BIT
I2C>
2
Bus Pirate Support / 24AA I2C EEPROM Bus Pirate Demo
I can succesfully run 25AA SPI EEPROM demo but I have a problem with 24AA I2C EEPROM demo from
http://dangerousprototypes.com/docs/3EE ... orer_board
Is there anything wrong with the way I use Bus Pirate for I2C?
Thanks,

Roman

Here is my bus pirate session for 24AA I2C EEPROM:

HiZ>i
Bus Pirate v3b
Firmware v5.10 (r559)  Bootloader v4.4
DEVID:0x0447 REVID:0x3043 (24FJ64GA002 B5)
http://dangerousprototypes.com
HiZ>m
1. HiZ
2. 1-WIRE
3. UART
4. I2C
5. SPI
6. 2WIRE
7. 3WIRE
8. LCD
9. DIO
x. exit(without change)

(1)>4
Set speed:
 1. ~5KHz
 2. ~50KHz
 3. ~100KHz
 4. ~400KHz

(1)>3
Ready
I2C>W
Power supplies ON
I2C>P
Pull-up resistors ON
I2C>v
Pinstates:
1.(BR)  2.(RD)  3.(OR)  4.(YW)  5.(GN)  6.(BL)  7.(PU)  8.(GR)  9.(WT)  0.(Blk)
GND    3.3V    5.0V    ADC    VPU    AUX    SCL    SDA    -      -
P      P      P      I      I      I      I      I      I      I
GND    3.22V  4.93V  0.00V  4.90V  L      H      H      H      H
I2C>(0)
 0.Macro menu
 1.7bit address search
 2.I2C sniffer
I2C>(1)
Searching I2C address space. Found devices at:
0xA0(0x50 W) 0xA1(0x50 R) 0xA2(0x51 W) 0xA3(0x51 R) 0xA4(0x52 W) 0xA5(0x52 R) 0xA6(0x53 W) 0xA7(0x53
 R) 0xA8(0x54 W) 0xA9(0x54 R) 0xAA(0x55 W) 0xAB(0x55 R) 0xAC(0x56 W) 0xAD(0x56 R) 0xAE(0x57 W) 0xAF(
0x57 R)

I2C>[0xa0 0 0 3 2 1]
I2C START BIT
WRITE: 0xA0 ACK
WRITE: 0x00 ACK
WRITE: 0x00 ACK
WRITE: 0x03 ACK
WRITE: 0x02 ACK
WRITE: 0x01 ACK
I2C STOP BIT
I2C>[0xa0 0 0]
I2C START BIT
WRITE: 0xA0 ACK
WRITE: 0x00 ACK
WRITE: 0x00 ACK
I2C STOP BIT
I2C>[0xa1 r:3]
I2C START BIT
WRITE: 0xA1 ACK
READ: 0x00  ACK 0x01  ACK 0xFF
NACK
I2C STOP BIT
I2C>

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( ! ) Elk_Exception: Please try again. If you come back to this error screen, report the error to an administrator. in /var/www/dangerousprototypes/forum/sources/database/Db-mysql.class.php on line 696
Call Stack
#TimeMemoryFunctionLocation
10.01202284592session_write_close ( )...(null):0
20.01232416184ElkArte\sources\subs\SessionHandler\DatabaseHandler->write( )...(null):0
30.01232416960Database_MySQL->query( ).../DatabaseHandler.php:119
40.05712555696Database_MySQL->error( ).../Db-mysql.class.php:273