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MB90330A Datasheet(PDF) 9 Page - Fujitsu Component Limited. |
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MB90330A Datasheet(HTML) 9 Page - Fujitsu Component Limited. |
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9 / 120 page  MB90330A Series 9 (Continued) Pin no. Pin name I/O Circuit type* Function 18 P45 G General purpose input/output port. A13 Function as the external address pin in non-multi-bus mode. SIN1 Function as a data input pin for UART ch.1. 19 P46 G General purpose input/output port. A14 Function as the external address pin in non-multi-bus mode. SOT1 Function as a data output pin for UART ch.1. 20 P47 G General purpose input/output port. A15 Function as the external address pin in non-multi-bus mode. SCK1 Function as a clock I/O pin for UART ch.1. 81 P50 L General purpose input/output port. ALE Function as the address latch enable signal pin in external bus mode. 82 P51 L General purpose input/output port. RD Function as the read strobe output pin in external bus mode. 83 P52 L General purpose input/output port. WRL Function as the data write strobe output pin on the lower side in external bus mode. This pin functions as a general-purpose I/O port when the WRE bit in the EPCR register is “0”. 84 P53 L General purpose input/output port. WRH Function as the data write strobe output pin on the higher side in bus width 16-bit external bus mode. This pin functions as a general-purpose I/O port when the WRE bit in the EPCR register is “0”. 85 P54 L General purpose input/output port. HRQ Function as the hold request input pin in external bus mode. This pin functions as a general-purpose I/O port when the HDE bit in the EPCR register is “0”. 86 P55 L General purpose input/output port. HAK Function as the hold acknowledge output pin in external bus mode. This pin functions as a general-purpose I/O port when the HDE bit in the EPCR register is “0”. 91 P56 L General purpose input/output port. RDY Function as the external ready input pin in external bus mode. This pin functions as a general-purpose I/O port when the RYE bit in the EPCR register is “0”. 92 P57 L General purpose input/output port. CLK Function as the machine cycle clock output pin in external bus mode. This pin functions as a general-purpose I/O port when the CKE bit in the EPCR register is “0”. 21, 22 P60, P61 C General purpose input/output port. (With stand voltage of 5 V) INT0, INT1 Function as external interrupt ch.0 and ch.1 input pins. |
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