ST X-NUCLEO-EEPRMA2 Operation & User’s Manual
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The expansion board acts as an external storage device that can be used to store data such as manufacturing traceability, calibration, user settings, error flags, data logs and monitoring data to make applications more flexible and accurate. The X-NUCLEO-EEPRMA2 expansion board is compatible with the Arduino UNO R3 connector pin a ...
Table 1. List of acronyms Acronym Description EEPROM Electrically erasable programmable read only memory MHz Mega Hertz MCU Microcontroller unit SPI Serial peripheral interface I2C Inter-integrated circuit UM2665 Acronyms and abbreviations UM2665 - Rev 2 page 2/22 ...
• Easy portability across different MCU families • Equipped with Arduino™ UNO R3 connector • Compatible with STM32 Nucleo boards • Free comprehensive development firmware library and sample implementation available when the X- NUCLEO-EEPRMA2 expansion board is plugged on top of a NUCLEO-F401RE or NUCLEO-L053R8 development board • Developer can choose and solder an EEPROM to ...
I²C signals available on the Arduino UNO R3 connector. The X-NUCLEO-EEPRMA2 has been designed to allow using any STM32 Nucleo board, although complete testing has been performed using the NUCLEO-F401RE and NUCLEO-L053R8 boards. 2.4 System requirements To use the STM32 Nucleo development boards with the X-NUCLEO-EEPRMA2 expansion board you need: • a Wi ...
3.1 Interconnection details The X-NUCLEO-EEPRMA2 expansion board and the NUCLEO-L053R8 or NUCLEO-F401RE board connection details are listed below. Table 2. X-NUCLEO-EEPRMA2 and NUCLEO-L053R8 connection details (left connector) Signal name NC IOREF RESET 3V3 5V GND GND VIN A0 A1 A2 A3 A4 A5 Connector name CN6 Power CN8 Analog Pin number 1 2 3 4 5 6 7 8 1 2 3 4 5 6 NUCLEO-L053R8 MCU port NRST PA0 PA1 PA4 PB0 PC1/PB9 P ...
Signal name D15 D14 AREF GND D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Connector name CN5 Digital CN9 Digital Pin number 10 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 NUCLEO-L053R8 MCU port PB8 PB9 PA5 PA6 PA7 PB6 PC7 PA9 PA8 PB10 PB4 PB5 PB3 PA10 PA2 PA3 NUCLEO-L053R8 MCU signals I2C_SCL I2C_SDA AVDD GND SPI1_SCK SPI1_MISO TIM12_CH2 SPI1_MOSI SPI1_CS TIM12_CH2 TIM2_CH3 TIM12_CH1 T ...
Signal name D15 D14 AREF GND D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0 Connector name CN5 Digital CN9 Digital Pin number 10 9 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 NUCLEO-F401RE MCU port PB8 PB9 PA5 PA6 PA7 PB6 PC7 PA9 PA8 PB10 PB4 PB5 PB3 PA10 PA2 PA3 NUCLEO-F401RE MCU signals I2C1_SCL I2C1_SDA AVDD GND SPI1_SCK SPI1_MISO TIM1_CH1N SPI1_MOSI TIM4_CH4 SPI1_CS TIM3_CH2 TIM2_CH3 T ...
Figure 3. X-NUCLEO-EEPRMA2 component placement details Figure 4. X-NUCLEO-EEPRMA2 top view layout UM2665 X-NUCLEO-EEPRMA2 component placement details UM2665 - Rev 2 page 8/22 ...
UM2665 X-NUCLEO-EEPRMA2 component placement details UM2665 - Rev 2 page 9/22 ...
Feature Description Sales type M24C02-FMC6TG Package UFDFPN8 Single supply voltage 1.7 to 5.5 V (full temperature range) and 1.6 to 1.7 V (limited temperature range) Table 7. M24256 details Feature Description Sales type M24256-DFDW6TP Package TSSOP8 Single supply voltage and high speed 1 MHz clock from 1.7 to 5.5 V Table 8. M24M01 details Feature Description Sales type M24M01-DFMN6TP Package SO8 Si ...
Feature Description Sales type M95M04-DRMN6TP Package SO8 Single supply voltage 1.8 to 5.5 V UM2665 M95XX UM2665 - Rev 2 page 11/22 ...
expansion board. The software can handle any density between 2 Kbit and 4 Mbits. To use the external EEPROM, you have to apply some changes to the firmware and the hardware, as described below. Step 1. Uncomment the macro M24XX (to use the I²C EEPROM) or M95XX (to use the SPI EEPROM) in the “eeprom_expansion.h” file Step 2. Comment the m ...
Table 12. X-NUCLEO-EEPRMA2 bill of materials Item Q.ty Ref. Part / Value Description Manufacturer Order code 1 1 U1 2 KBIT 400 KHZ UFDFPN8 2-Kbit serial I²C bus EEPROM ST M24C02-FMC6TG 2 1 U2 256 KBIT 1 MHZ TSSOP8 256-Kbit serial I²C bus EEPROM ST M24256-DFDW6TP 3 1 U3 1 MBIT 1 MHZ SO8 1-Mbit serial I²C bus EEPROM ST M24M01-DFMN6TP 4 1 U5 4 KBIT 5 MHZ UFDFPN8 4-Kbit SPI bus EEPROM with high- speed clock ST M95040-RMC6TG 5 1 U6 256 KB ...
Description Manufacturer Order code 22 4 R22, R32, R33, R34 10 K ±5% 1/10 W SMD0402 Resistors Panasonic ERJ-2GEJ103X 23 8 S1, S2, S3, S4, S5, S6, S7, S20 CLOSE Solder bridge Any 24 2 S11, S15 OPEN Solder bridge Any 25 2 S10, S13 OPEN Solder bridge Any UM2665 Bill of materials UM2665 - Rev 2 page 14/22 ...
M95_MOSI C2 D 3 4 V W SS 5 J11 M95M04-DRMN6TP M95_VCC U6 10K M95_VCC 3V3 U8_EXT_SUPPLY A3 J6 100nF 3 4 V W SSD 5 10K M95_SCLK CON3 10K U6_Sn C 6 3V3 2 9 Ex.PAD M95_Hn M95_MISO M95_SCLK C 6 1 2 3 J4 HOLD VCC 8 M95_Hn U9 EEPROM_WLCSP M95_VCC 7 HOLD M95_WPn U8_VCC A1 M95_SCLK CON5 7 HOLD U5_Sn M95_Hn M95_VCC FOR CURRENT MEASUREMENT R1 CON3 Q 2 C1 C5 U10 VCC 8 7 M95_VCC M95_MISO CN5_3_U ...
M24_I2C_SCL M24_WC WC 7 9 Ex.PAD M24_VCC U1 1 (2Kb, DFN8 ) (256Kb, TSSOP) (1Mb, SO8N) EEPROM_I2C_SO8N FOR CURRENT MEASUREMENT 3V3 M24_WC M24_WC 100nF M24_VCC 1K R37 M24_WC U3 M24_WC 5 3 OPEN 5 VSSSDA SCL 6 2 3.3K M24_VCC C7 M24_I2C_SDA VSSSDA SCL 6 M24_I2C_SDA M24_I2C_SCL 3V3 VSS SDA 6 SCL M24_I2C_SCL M24_I2C_SDA E1 2 U4 JJ11 R5 U2 4 M24M01-DFMN6TP M24_VCC 5 M24_VCC E0 1 M24_WC 5 JJ88 C4 M24256-DFD ...
21 27 38 25 2 4 6 8 1 12 24 30 3V3 5V 31 RESET 18 17 A5 14 D1 D0 35 CN7 36 26 23 D8 1 3 5 7 9 AREF D6 17 A0 16 A2 A3 D4 13 SCL D2 Vin 29 1 3 5 7 9 11 30 32 34 12 29 20 21 13 15 D13 28 22 0 33 26 3V3 19 34 CN10 22 D10 D9 0 15 31 33 D12 D7 A4 28 D5 14 24 SDA 35 37 D3 A1 37 2 4 6 8 1 36 38 27 D11 16 18 23 25 32 20 11 19 Figure 10. X-NUCLEO-EEPRMA2 circuit schematic (4 of 4) S15 2 D0 S1 S10 A3 4 3 S20 A5 6 ...
Date Revision Changes 03-Dec-2019 1 Initial release. 27-Feb-2020 2 Updated Figure 1. X-NUCLEO-EEPRMA2 expansion board and Figure 2. X-NUCLEO-EEPRMA2 expansion board connected to an STM32 Nucleo development board. UM2665 UM2665 - Rev 2 page 18/22 ...
2 Getting started . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 2.1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2.2 T ...
Table 1. List of acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Table 2. X-NUCLEO-EEPRMA2 and NUCLEO-L053R8 connection details (left connector) . . . . . . . . . . . . . . . . . . . . . . . 5 Table 3. X-NUCLEO-EEPRMA2 and NUCLEO-L053R8 connection details (right connector) . . . . . . . . . . . . . . . . . . . . . . 6 Table 4. X-NUCLEO-EEPRMA2 ...
