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kasli_i2c: port to NAC3
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@ -1,7 +1,8 @@
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from numpy import int32
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from artiq.experiment import *
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from artiq.coredevice.i2c import i2c_write_many, i2c_read_many, i2c_poll
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from artiq.coredevice.core import Core
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from artiq.coredevice.i2c import I2CSwitch, i2c_write_many, i2c_read_many, i2c_poll
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port_mapping = {
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@ -24,7 +25,15 @@ port_mapping = {
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}
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@nac3
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class KasliEEPROM:
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core: KernelInvariant[Core]
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sw0: KernelInvariant[I2CSwitch]
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sw1: KernelInvariant[I2CSwitch]
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busno: KernelInvariant[int32]
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port: KernelInvariant[int32]
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address: KernelInvariant[int32]
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def __init__(self, dmgr, port, busno=0,
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core_device="core", sw0_device="i2c_switch0", sw1_device="i2c_switch1"):
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self.core = dmgr.get(core_device)
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@ -50,10 +59,10 @@ class KasliEEPROM:
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self.sw1.unset()
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@kernel
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def write_i32(self, addr, value):
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def write_i32(self, addr: int32, value: int32):
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self.select()
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try:
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data = [0]*4
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data = [0 for _ in range(4)]
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for i in range(4):
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data[i] = (value >> 24) & 0xff
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value <<= 8
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@ -63,12 +72,12 @@ class KasliEEPROM:
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self.deselect()
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@kernel
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def read_i32(self, addr):
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def read_i32(self, addr: int32) -> int32:
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self.select()
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value = int32(0)
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try:
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data = [0]*4
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data = [0 for _ in range(4)]
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i2c_read_many(self.busno, self.address, addr, data)
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value = int32(0)
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for i in range(4):
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value <<= 8
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value |= data[i]
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