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Sample Programs Appendix C
GPIB-1014 User Manual C-6 © National Instruments Corporation
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68000 Code | Comments
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--------------------------------------------------------------------------------------------------------------------------------------------
INIT: movb #SLMR,CFG2 | Pulse Local Master Reset
movb #CLMR,CFG2 |
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movb #CRST,AUXMR | Chip Reset
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movb #0,IMR1 | Disable TLC interrupts
movb #0,IMR2 |
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tstb ISR1 | Clear status bits by reading registers
tstb ISR2 |
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movb #MODE1+TRM,ADMR | Set address mode, Talker/Listener inactive, and proper
| T/R signal mode
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movb #MA+SEL0,ADR | Set GPIB address (mode 1 primary only), with
| Talker/Listener enabled
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movb #DT1+DL1+SEL1,ADR | Disable secondary address recognition
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movb #ICR+8,AUXMR | Set clock divider for 8 MHz, low speed
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movb #ADMC,MFC0 | Set DMA address modifier codes
movb #ADMC,MFC1 |
movb #ADMC,BFC1 |
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movb #SC,CFG2 | By default be System Controller
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movb #IEPON,AUXMR | Execute pon to bring TLC online
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rts |