Si entiendo bien... lo que quieres es un controlador para un display "pelado" de 128 segmentos... no es facil....
Esto es una pregunta sobre un micro de microchip que posee LCD driver
"2. How many LCD segments/pixels can be driven by the Microchip LCD PIC Microcontrollers?
The Liquid Crystal Display (LCD) driver module generates the timing control to drive a static or multiplexed LCD panel. In the 80-pin devices (PIC18F8390/8490), the module drives up to four commons and up to 48 segments (192 pixels). In the 64-pin devices (PIC18F6390/6490), the module drives up to four commons and up to 32 segments (128 pixels). Looking at the lower pin-count devices in 28 and 40/44 pins, the LCD module drives up to four commons and 15 segments (60 pixels) and up to 24 segments (96 pixels) respectively. These per pin-count ratios lead the industry and provide the designer the ability to differentiate the design based on the display content. "
Echale una mirada a la hoja de datos, quizá te sirva
No se me ocurre una forma mas económica