This file is a reference driver for CT1642 * 1, modify the constant LED_BIT_COUNT definition of "hardware resource operation definition", and determine the number of LED digital tubes. * * 2, macro GPIO_CLOCK_SET (VAL), GPIO_DATA_SET (VAL) and GPIO_KEY_GET (VAL) that complete "hardware resource operation definition". * * 3, modify the "global variable definition" INT8U, to ensure that INT8U is 8 bit unsigned integer. * * 4, determine the calling function fp_led_data_translate () position, complete the conversion of channel to display code. * * 5, determine the call function fp_led_string_translate () position, complete the display character to display code conversion. * * 6, make a TASK, call fp_ct1642_manage () according to the requirement, and return the key value v_KeyValue to the system.

CT1642_datasheet_v2.0.pdf
CT1642_Driver_2.2.c
CT1642_4BitLED_0716.pdf

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