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MTK, MT7697

The MediaTek MT7697 is a Wi-Fi and BLE MCU, used here on a LinkIt 7697 HDK. These notes cover the SDK layout, building and flashing firmware, and PWM and I2C examples.

MT7697

Pin definition

MT7697 pin define

SDK Architecture

MT7697 SDK Arch

Build FW

  • ./build.sh linkit7697_hdk freertos_ledcube
  • Or, go to the mt7697/project/linkit7697_hdk/templates/freertos_ledcube/GCC, then, make

FW Programming

module ON or OFF feature option

  • Edit inc/hal_feature_config.h in each example code
#define HAL_ADC_MODULE_ENABLED
//#define HAL_AES_MODULE_ENABLED
#define HAL_CACHE_MODULE_ENABLED
//#define HAL_DES_MODULE_ENABLED
//#define HAL_EINT_MODULE_ENABLED
//#define HAL_FLASH_MODULE_ENABLED
#define HAL_GDMA_MODULE_ENABLED
//#define HAL_GPC_MODULE_ENABLED
#define HAL_GPIO_MODULE_ENABLED
#define HAL_GPT_MODULE_ENABLED
//#define HAL_I2C_MASTER_MODULE_ENABLED
//#define HAL_I2S_MODULE_ENABLED
//#define HAL_IRRX_MODULE_ENABLED
//#define HAL_IRTX_MODULE_ENABLED
//#define HAL_MD5_MODULE_ENABLED
#define HAL_NVIC_MODULE_ENABLED
//#define HAL_PWM_MODULE_ENABLED
//#define HAL_RTC_MODULE_ENABLED
//#define HAL_SHA_MODULE_ENABLED
#define HAL_SPI_MASTER_MODULE_ENABLED
//#define HAL_SPI_SLAVE_MODULE_ENABLED
#define HAL_TRNG_MODULE_ENABLED
#define HAL_UART_MODULE_ENABLED
//#define HAL_WDT_MODULE_ENABLED

#define MTK_HAL_PLAIN_LOG_ENABLE

PWM example

MT7697 PWM 100K duty 50 MT7697 PWM 200K duty 30

I2C example

MT7697 I2C

Related projects

Reference