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7540 Datasheet(PDF) 114 Page - Renesas Technology Corp |
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7540 Datasheet(HTML) 114 Page - Renesas Technology Corp |
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114 / 366 page  2-38 REJ09B0018-0200Z Rev.2.00 Jun 21, 2004 APPLICATION 7540 Group 2.3 Timer 1 Fig. 2.3.5 Structure of Interrupt request register 2 Interrupt request register 2 b7 b6 b5 b4 b3 b2 b1 b0 B Function At reset RW 0 1 2 3 4 5 6 7 Name 0 0 0 0 0 0 0 0 Interrupt request register 2 (IREQ2) [Address : 3D 16] Nothing is allocated for these bits. These are write disabled bits. When these bits are read out, the values are “0”. Timer Y interrupt request bit Timer Z interrupt request bit 0 : No interrupt request issued 1 : Interrupt request issued Timer 1 interrupt request bit ✽: These bits can be cleared to “0” by program, but cannot be set to “1”. 0 : No interrupt request issued 1 : Interrupt request issued Timer A interrupt request bit Serial I/O2 interrupt request bit 0 : No interrupt request issued 1 : Interrupt request issued 0 : No interrupt request issued 1 : Interrupt request issued AD converter interrupt request bit 0 : No interrupt request issued 1 : Interrupt request issued 0 : No interrupt request issued 1 : Interrupt request issued ✽ ✽ ✽ ✽ ✽ ✽ ✕ ✕ Fig. 2.3.6 Structure of Interrupt control register 2 Interrupt control register 2 b7 b6 b5 b4 b3 b2 b1 b0 B Function At reset RW 0 1 2 3 4 5 6 7 Name 0 0 0 0 0 0 0 0 Interrupt control register 2 (ICON2) [Address : 3F 16] Nothing is allocated for these bits. These are write disabled bits. When these bits are read out, the values are “0”. ✕ Timer Y interrupt enable bit Timer Z interrupt enable bit 0 : Interrupt disabled 1 : Interrupt enabled Timer 1 interrupt enable bit Timer A interrupt enable bit Serial I/O2 interrupt enable bit AD conversion interrupt enable bit 0 : Interrupt disabled 1 : Interrupt enabled 0 : Interrupt disabled 1 : Interrupt enabled 0 : Interrupt disabled 1 : Interrupt enabled 0 : Interrupt disabled 1 : Interrupt enabled 0 : Interrupt disabled 1 : Interrupt enabled ✕ |
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