Service Manual
Page 8
... 24KByte LV125 HCT04 SD CARD Driver/Sensor PRINTER MT53II MOTOR S-RAM 128KByte USB Controller M66291GP USB Type B 74H374 SEG Driver Decoder 74HC138 x 2 4 to 16 DIG Driver KEY SCAN KEY RETURN LED ...Front 10 PopUp 7 KEY SWITCH CPU: External RAM: Printer: USB controller: M30624MWP-D85FP (Renesus... 128KByte /CS2 27000h 28000h USB controller 30000h Segment Latch Address /CS1 /CS0 80000h B0000h CPU internal MASK ROM...
... 24KByte LV125 HCT04 SD CARD Driver/Sensor PRINTER MT53II MOTOR S-RAM 128KByte USB Controller M66291GP USB Type B 74H374 SEG Driver Decoder 74HC138 x 2 4 to 16 DIG Driver KEY SCAN KEY RETURN LED ...Front 10 PopUp 7 KEY SWITCH CPU: External RAM: Printer: USB controller: M30624MWP-D85FP (Renesus... 128KByte /CS2 27000h 28000h USB controller 30000h Segment Latch Address /CS1 /CS0 80000h B0000h CPU internal MASK ROM...
Service Manual
Page 11
...XE-A203U ONLY) One port for USB Port (Slave) is provided as a standard provision. The Renesus-make USB general-use ASSP device M66291 is driven at a constant voltage. 1step : 0.087mm, 1dot : 2step Pin No. CPU PORT Use signal Purpose 19 P83 (INT1) /DREQUSB USB... motor (IN2) 75 P15 IN1 Paper feed motor (IN1) 74 P16 ENA2 Paper feed motor (ENA2) 73 P17 ENA1 Paper feed motor (ENA1) Driver IC input (CPU output) Motor drive signal STEP IN1 IN2 ENA1 ENA2 A (OUT1) B (OUT3) /A (OUT2) /B (OUT4) 1 L ... STB2# 30 P70 DAT Printer print data 28 P72 PCLK Printer forwarding...
...XE-A203U ONLY) One port for USB Port (Slave) is provided as a standard provision. The Renesus-make USB general-use ASSP device M66291 is driven at a constant voltage. 1step : 0.087mm, 1dot : 2step Pin No. CPU PORT Use signal Purpose 19 P83 (INT1) /DREQUSB USB... motor (IN2) 75 P15 IN1 Paper feed motor (IN1) 74 P16 ENA2 Paper feed motor (ENA2) 73 P17 ENA1 Paper feed motor (ENA1) Driver IC input (CPU output) Motor drive signal STEP IN1 IN2 ENA1 ENA2 A (OUT1) B (OUT3) /A (OUT2) /B (OUT4) 1 L ... STB2# 30 P70 DAT Printer print data 28 P72 PCLK Printer forwarding...