CPU PinOut
Power(+) and Ground Pins
Clock and Oscillator of Crystal Ic Pin
Circuit Diagram
I/O Pins and GPIO (General Purpose Input/Output)
Audio and Microphone Pins
Mediatek 6261 CPU Block Diagram
Communication and Data Interface of SIM Section
RF and Bluetooth Interface Pins
FM Radio Pins
Charging and Battery Management Pins
Other Peripheral Interface Pins
CPU Architecture
What are the pin names for the SIM card connection in the MT6261 processor?
The MT6261 processor supports two SIM card slots (SIM1 and SIM2). Each SIM card has 6 pins.
Pin Configuration for SIM1 and SIM2:
Pin 1: SIM1_SIO, SIM2_SIO – Data Pin, used for serial communication with the SIM card.
Pin 2: SIM1_SCLK, SIM2_SCLK – Clock Pin, provides the clock signal to the SIM card.
Pin 3: SIM1_SRST, SIM2_SRST – Reset Pin, used to reset the SIM card.
Pin 4: VSIM1, VSIM2 – Positive Voltage / Power Pin, supplies power to the SIM card.
Pin 5: GND – Ground / Negative Pin, provides ground connection. Pin 6: N/C – No Connection Pin.
What are the pin names for the Crystal IC connection in the MT6261 processor?
The Crystal IC is responsible for providing the main clock signal to the MT6261 processor. It has 4 pins. Pin Configuration for Crystal IC: Pin 1: GND – Ground, provides a reference voltage level. Pin 2: XTAL1 – Clock Input Pin, connects to the first pin of the crystal oscillator. Pin 3: GND – Ground, provides ground for isolation. Pin 4: XTAL2 – Clock Output Pin, connects to the second pin of the crystal oscillator.
What are the pin names for the microphone connection in the MT6261 processor?
The MT6261 processor has dedicated pins for connecting an external microphone. Pin Configuration for Microphone: Pin 1: AU_MICBIAS0 – Bias Voltage Supply, provides power to the microphone. Pin 2: AU_MIC – Microphone Input Signal, receives the audio signal from the microphone.
What are the pin names for the loudspeaker connection in the MT6261 processor?
The loudspeaker connects to the audio output pins of the MT6261 processor. Pin Configuration for Loudspeaker: Pin 1: SPK_OUTP – Loudspeaker Positive Connection, carries the positive audio signal. Pin 2: SPK_OUTN – Loudspeaker Negative Connection, carries the negative audio signal.
What are the pin names for the vibrator motor connection in the MT6261 processor?
The vibrator motor connection controls the vibration feedback on the device. Pin Configuration for Vibrator: Pin 1: VIBR – Control Pin, controls the vibration motor. Pin 2: GND – Ground / Negative Connection, provides ground for the motor.
MT6261 CPU LDO Section
What are the pin names for the charging circuit connection in the MT6261 processor?
The charging circuit pins are essential for managing battery charging. Although the exact pin configuration can vary, the key pins for charging are typically: Pin Configuration for Charging Circuit: Pin 1: CHRLDO – Charger Low Dropout Regulator, regulates the voltage during charging. Pin 2: BATSNS – Battery Sensing Pin, monitors battery voltage during charging. Pin 3: ISENSE – Current Sense Pin, monitors current during charging. Pin 4: GND – Ground / Negative Connection, provides ground reference.
which What are the pin names for the headphone connection in the MT6261 processor?
The MT6261 processor provides a separate audio output for headphones. Pin Configuration for Headphones: Pin 1: AU_HPL – Left Channel Audio Output, sends audio to the left earphone. Pin 2: AU_HPR – Right Channel Audio Output, sends audio to the right earphone. Pin 3: GND – Ground / Negative Connection, provides a ground reference.
What are the pin names for the keypad connection in the MT6261 processor?
The MT6261 processor supports matrix keypad interfaces. Pin Configuration for Keypad: Pin 1: KCOL0 to KCOL5 – Keypad Column Pins, used for scanning keypad columns. Pin 2: KROW0 to KROW4 – Keypad Row Pins, used for scanning keypad rows. Pin 3: KPLED – Keypad LED Control Pin, controls the keypad backlight. Pin 4: VDDK – Keypad Interface Power Supply, provides power to the keypad interface. Pin 5: GND – Ground / Negative Connection, provides ground reference for the keypad.
What are the pin names for UART communication in the MT6261 processor?
UART (Universal Asynchronous Receiver-Transmitter) is used for serial communication with external devices. Pin Configuration for UART: Pin 1: UTXD1 – UART Transmit Data, sends data from the processor. Pin 2: URXD1 – UART Receive Data, receives data from external devices. Pin 3: GND – Ground / Negative Connection, provides ground reference.
What are the pin names for the I²C interface in the MT6261 processor?
I²C (Inter-Integrated Circuit) is used for communication with peripherals like sensors. Pin Configuration for I²C: Pin 1: SDA28 – I²C Data Line, transfers data between the processor and peripheral. Pin 2: SCL28 – I²C Clock Line, provides the clock signal for synchronous data transfer. Pin 3: VIO18 or VIO28 – Power Supply, provides power to the I²C interface (1.8V or 2.8V). Pin 4: GND – Ground / Negative Connection, provides a ground reference.
What are the pin names for the FM radio connection in the MT6261 processor?
The FM radio antenna is connected to the MT6261 processor using the following pins. Pin Configuration for FM Radio: Pin 1: FM_ANT_P – FM Radio Antenna Input, connects to the FM antenna for receiving radio signals. Pin 2: GND – Ground / Negative Connection, provides ground reference for the FM antenna.