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Minor README changes

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Clifford Wolf 2015-06-26 16:15:39 +02:00
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@ -216,12 +216,9 @@ Example assembler code using the `custom0` mnemonic:
#### maskirq #### maskirq
The "IRQ Mask" register contains a birtmask of masked (disabled) interrupts. The "IRQ Mask" register contains a bitmask of masked (disabled) interrupts.
This opcodes writes a new value to the irq mask register and reads the old This instruction writes a new value to the irq mask register and reads the old
value. value. This instruction is encoded under the `custom0` opcode:
Enable/disable interrupt sources. This instruction is encoded under the
`custom0` opcode:
0000011 00000 XXXXX 000 XXXXX 0001011 0000011 00000 XXXXX 000 XXXXX 0001011
f7 rs2 rs f3 rd opcode f7 rs2 rs f3 rd opcode