mirror of https://github.com/m-labs/artiq.git
Shuttler: Add coredevice example code for Shuttler
This example code:
- Demonstrates the init flow for Shuttler
- Blinks LED L0, L1
- Demonstrates the real-time control of relay
- Includes example fns for configuring the PDQ Output Channel in mu
This commit is contained in:
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core_addr = "192.168.1.73"
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device_db = {
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"core": {
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"type": "local",
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"module": "artiq.coredevice.core",
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"class": "Core",
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"arguments": {"host": core_addr, "ref_period": 1e-09, "target": "rv32g"},
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},
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"core_log": {
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"type": "controller",
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"host": "::1",
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"port": 1068,
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"command": "aqctl_corelog -p {port} --bind {bind} " + core_addr
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},
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"core_moninj": {
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"type": "controller",
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"host": "::1",
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"port_proxy": 1383,
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"port": 1384,
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"command": "aqctl_moninj_proxy --port-proxy {port_proxy} --port-control {port} --bind {bind} " + core_addr
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},
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"core_cache": {
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"type": "local",
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"module": "artiq.coredevice.cache",
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"class": "CoreCache"
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},
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"core_dma": {
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"type": "local",
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"module": "artiq.coredevice.dma",
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"class": "CoreDMA"
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},
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"i2c_switch0": {
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"type": "local",
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"module": "artiq.coredevice.i2c",
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"class": "I2CSwitch",
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"arguments": {"address": 0xe0}
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},
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"i2c_switch1": {
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"type": "local",
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"module": "artiq.coredevice.i2c",
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"class": "I2CSwitch",
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"arguments": {"address": 0xe2}
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},
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}
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device_db["efc_led0"] = {
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"type": "local",
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"module": "artiq.coredevice.ttl",
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"class": "TTLOut",
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"arguments": {"channel": 0x040000},
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}
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device_db["efc_led1"] = {
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"type": "local",
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"module": "artiq.coredevice.ttl",
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"class": "TTLOut",
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"arguments": {"channel": 0x040001},
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}
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device_db["pdq_config"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Config",
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"arguments": {"channel": 0x040002},
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}
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device_db["pdq_trigger"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Trigger",
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"arguments": {"channel": 0x040003},
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}
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device_db["pdq0_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040004},
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}
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device_db["pdq0_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040005},
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}
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device_db["pdq1_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040006},
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}
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device_db["pdq1_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040007},
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}
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device_db["pdq2_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040008},
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}
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device_db["pdq2_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040009},
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}
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device_db["pdq3_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x04000A},
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}
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device_db["pdq3_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x04000B},
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}
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device_db["pdq4_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x04000C},
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}
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device_db["pdq4_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x04000D},
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}
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device_db["pdq5_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x04000E},
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}
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device_db["pdq5_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x04000F},
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}
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device_db["pdq6_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040010},
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}
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device_db["pdq6_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040011},
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}
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device_db["pdq7_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040012},
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}
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device_db["pdq7_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040013},
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}
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device_db["pdq8_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040014},
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}
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device_db["pdq8_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040015},
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}
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device_db["pdq9_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040016},
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}
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device_db["pdq9_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040017},
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}
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device_db["pdq10_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040018},
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}
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device_db["pdq10_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040019},
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}
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device_db["pdq11_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x04001A},
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}
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device_db["pdq11_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x04001B},
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}
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device_db["pdq12_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x04001C},
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}
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device_db["pdq12_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x04001D},
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}
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device_db["pdq13_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x04001E},
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}
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device_db["pdq13_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x04001F},
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}
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device_db["pdq14_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040020},
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}
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device_db["pdq14_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040021},
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}
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device_db["pdq15_volt"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Volt",
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"arguments": {"channel": 0x040022},
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}
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device_db["pdq15_dds"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Dds",
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"arguments": {"channel": 0x040023},
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}
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device_db["spi_afe_relay"] = {
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"type": "local",
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"module": "artiq.coredevice.spi2",
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"class": "SPIMaster",
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"arguments": {"channel": 0x040024}
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}
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device_db["afe_relay"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "Relay",
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"arguments": {
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"spi_device": "spi_afe_relay",
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}
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}
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device_db["spi_afe_adc"] = {
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"type": "local",
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"module": "artiq.coredevice.spi2",
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"class": "SPIMaster",
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"arguments": {"channel": 0x040025}
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}
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device_db["afe_adc"] = {
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"type": "local",
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"module": "artiq.coredevice.shuttler",
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"class": "ADC",
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"arguments": {
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"spi_device": "spi_afe_adc",
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}
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}
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from artiq.experiment import *
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from artiq.coredevice.shuttler import shuttler_volt_to_mu
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DAC_Fs_MHZ = 125
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CORDIC_GAIN = 1.64676
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@portable
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def pdq_phase_offset(offset_degree):
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return round(offset_degree / 360 * (2 ** 16))
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@portable
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def pdq_freq_mu(freq_mhz):
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return round(float(2) ** 32 / DAC_Fs_MHZ * freq_mhz)
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@portable
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def pdq_chirp_rate_mu(freq_mhz_per_us):
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return round(float(2) ** 32 * freq_mhz_per_us / (DAC_Fs_MHZ ** 2))
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@portable
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def pdq_freq_sweep(start_f_MHz, end_f_MHz, time_us):
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return pdq_chirp_rate_mu((end_f_MHz - start_f_MHz)/(time_us))
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@portable
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def pdq_volt_amp_mu(volt):
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return shuttler_volt_to_mu(volt)
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@portable
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def pdq_volt_damp_mu(volt_per_us):
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return round(float(2) ** 30 * (volt_per_us / 20) / DAC_Fs_MHZ)
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@portable
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def pdq_volt_ddamp_mu(volt_per_us_square):
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return round(float(2) ** 46 * (volt_per_us_square / 20) * 2 / (DAC_Fs_MHZ ** 2))
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@portable
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def pdq_volt_dddamp_mu(volt_per_us_cube):
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return round(float(2) ** 46 * (volt_per_us_cube / 20) * 6 / (DAC_Fs_MHZ ** 3))
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@portable
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def pdq_dds_amp_mu(volt):
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return pdq_volt_amp_mu(volt / CORDIC_GAIN)
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@portable
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def pdq_dds_damp_mu(volt_per_us):
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return pdq_volt_damp_mu(volt_per_us / CORDIC_GAIN)
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@portable
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def pdq_dds_ddamp_mu(volt_per_us_square):
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return pdq_volt_ddamp_mu(volt_per_us_square / CORDIC_GAIN)
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@portable
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def pdq_dds_dddamp_mu(volt_per_us_cube):
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return pdq_volt_dddamp_mu(volt_per_us_cube / CORDIC_GAIN)
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class Shuttler(EnvExperiment):
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def build(self):
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self.setattr_device("core")
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self.setattr_device("core_dma")
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self.setattr_device("scheduler")
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self.leds = [ self.get_device("efc_led{}".format(i)) for i in range(2) ]
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self.setattr_device("pdq_config")
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self.setattr_device("pdq_trigger")
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self.pdq_volt = [ self.get_device("pdq{}_volt".format(i)) for i in range(16) ]
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self.pdq_dds = [ self.get_device("pdq{}_dds".format(i)) for i in range(16) ]
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self.setattr_device("afe_relay")
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self.setattr_device("afe_adc")
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@kernel
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def record(self):
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with self.core_dma.record("example_waveform"):
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self.example_waveform()
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@kernel
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def init(self):
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self.led()
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self.relay_init()
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self.adc_init()
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self.pdq_reset()
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@kernel
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def run(self):
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self.core.reset()
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self.core.break_realtime()
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self.init()
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self.record()
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example_waveform_handle = self.core_dma.get_handle("example_waveform")
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print("Example Waveforms are on OUT0 and OUT1")
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self.core.break_realtime()
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while not(self.scheduler.check_termination()):
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delay(1*s)
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self.core_dma.playback_handle(example_waveform_handle)
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@kernel
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def pdq_reset(self):
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for i in range(16):
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self.pdq_channel_reset(i)
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# To avoid RTIO Underflow
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delay(50*us)
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@kernel
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def pdq_channel_reset(self, ch):
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self.pdq_volt[ch].set_waveform(
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a0=0,
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a1=0,
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a2=0,
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a3=0,
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)
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self.pdq_dds[ch].set_waveform(
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b0=0,
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b1=0,
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b2=0,
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b3=0,
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c0=0,
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c1=0,
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c2=0,
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)
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self.pdq_trigger.trigger(1 << ch)
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@kernel
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def example_waveform(self):
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# Equation of Output Waveform
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# w(t_us) = a(t_us) + b(t_us) * cos(c(t_us))
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# Step 1:
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# Enable the Output Relay of OUT0 and OUT1
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# Step 2: Cosine Wave Frequency Sweep from 10kHz to 50kHz in 500us
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# OUT0: b(t_us) = 1
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# c(t_us) = 2 * pi * (0.08 * t_us ^ 2 + 0.01 * t_us)
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# OUT1: b(t_us) = 1
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# c(t_us) = 2 * pi * (0.05 * t_us)
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# Step 3(after 500us): Cosine Wave with 180 Degree Phase Offset
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# OUT0: b(t_us) = 1
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# c(t_us) = 2 * pi * (0.05 * t_us) + pi
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# OUT1: b(t_us) = 1
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# c(t_us) = 2 * pi * (0.05 * t_us)
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# Step 4(after 500us): Cosine Wave with Amplitude Envelop
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# OUT0: b(t_us) = -0.0001367187 * t_us ^ 2 + 0.06835937 * t_us
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# c(t_us) = 2 * pi * (0.05 * t_us)
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# OUT1: b(t_us) = -0.0001367187 * t_us ^ 2 + 0.06835937 * t_us
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# c(t_us) = 0
|
||||
# Step 5(after 500us): Sawtooth Wave Modulated with 50kHz Cosine Wave
|
||||
# OUT0: a(t_us) = 0.01 * t_us - 5
|
||||
# b(t_us) = 1
|
||||
# c(t_us) = 2 * pi * (0.05 * t_us)
|
||||
# OUT1: a(t_us) = 0.01 * t_us - 5
|
||||
# Step 6(after 1000us): A Combination of Previous Waveforms
|
||||
# OUT0: a(t_us) = 0.01 * t_us - 5
|
||||
# b(t_us) = -0.0001367187 * t_us ^ 2 + 0.06835937 * t_us
|
||||
# c(t_us) = 2 * pi * (0.08 * t_us ^ 2 + 0.01 * t_us)
|
||||
# Step 7(after 500us): Mirrored Waveform in Step 6
|
||||
# OUT0: a(t_us) = 2.5 + -0.01 * (1000 ^ 2) * t_us
|
||||
# b(t_us) = 0.0001367187 * t_us ^ 2 - 0.06835937 * t_us
|
||||
# c(t_us) = 2 * pi * (-0.08 * t_us ^ 2 + 0.05 * t_us) + pi
|
||||
# Step 8(after 500us):
|
||||
# Disable Output Relay of OUT0 and OUT1
|
||||
# Reset OUT0 and OUT1
|
||||
|
||||
## Step 1 ##
|
||||
self.afe_relay.enable(0b11)
|
||||
|
||||
## Step 2 ##
|
||||
start_f_MHz = 0.01
|
||||
end_f_MHz = 0.05
|
||||
duration_us = 500
|
||||
# OUT0 and OUT1 have their frequency and phase aligned at 500us
|
||||
self.pdq_dds[0].set_waveform(
|
||||
b0=pdq_dds_amp_mu(1.0),
|
||||
b1=0,
|
||||
b2=0,
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=pdq_freq_mu(start_f_MHz),
|
||||
c2=pdq_freq_sweep(start_f_MHz, end_f_MHz, duration_us),
|
||||
)
|
||||
self.pdq_dds[1].set_waveform(
|
||||
b0=pdq_dds_amp_mu(1.0),
|
||||
b1=0,
|
||||
b2=0,
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=pdq_freq_mu(end_f_MHz),
|
||||
c2=0,
|
||||
)
|
||||
self.pdq_trigger.trigger(0b11)
|
||||
delay(500*us)
|
||||
|
||||
## Step 3 ##
|
||||
# OUT0 and OUT1 has 180 degree phase difference
|
||||
self.pdq_dds[0].set_waveform(
|
||||
b0=pdq_dds_amp_mu(1.0),
|
||||
b1=0,
|
||||
b2=0,
|
||||
b3=0,
|
||||
c0=pdq_phase_offset(180.0),
|
||||
c1=pdq_freq_mu(end_f_MHz),
|
||||
c2=0,
|
||||
)
|
||||
# Phase and Output Setting of OUT1 is retained
|
||||
# if the channel is not triggered or config is not cleared
|
||||
self.pdq_trigger.trigger(0b1)
|
||||
delay(500*us)
|
||||
|
||||
## Step 4 ##
|
||||
# b(0) = 0, b(250) = 8.545, b(500) = 0
|
||||
self.pdq_dds[0].set_waveform(
|
||||
b0=0,
|
||||
b1=pdq_dds_damp_mu(0.06835937),
|
||||
b2=pdq_dds_ddamp_mu(-0.0001367187),
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=pdq_freq_mu(end_f_MHz),
|
||||
c2=0,
|
||||
)
|
||||
self.pdq_dds[1].set_waveform(
|
||||
b0=0,
|
||||
b1=pdq_dds_damp_mu(0.06835937),
|
||||
b2=pdq_dds_ddamp_mu(-0.0001367187),
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=0,
|
||||
c2=0,
|
||||
)
|
||||
self.pdq_trigger.trigger(0b11)
|
||||
delay(500*us)
|
||||
|
||||
## Step 5 ##
|
||||
self.pdq_volt[0].set_waveform(
|
||||
a0=pdq_volt_amp_mu(-5.0),
|
||||
a1=int32(pdq_volt_damp_mu(0.01)),
|
||||
a2=0,
|
||||
a3=0,
|
||||
)
|
||||
self.pdq_dds[0].set_waveform(
|
||||
b0=pdq_dds_amp_mu(1.0),
|
||||
b1=0,
|
||||
b2=0,
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=pdq_freq_mu(end_f_MHz),
|
||||
c2=0,
|
||||
)
|
||||
self.pdq_volt[1].set_waveform(
|
||||
a0=pdq_volt_amp_mu(-5.0),
|
||||
a1=int32(pdq_volt_damp_mu(0.01)),
|
||||
a2=0,
|
||||
a3=0,
|
||||
)
|
||||
self.pdq_dds[1].set_waveform(
|
||||
b0=0,
|
||||
b1=0,
|
||||
b2=0,
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=0,
|
||||
c2=0,
|
||||
)
|
||||
self.pdq_trigger.trigger(0b11)
|
||||
delay(1000*us)
|
||||
|
||||
## Step 6 ##
|
||||
self.pdq_volt[0].set_waveform(
|
||||
a0=pdq_volt_amp_mu(-2.5),
|
||||
a1=int32(pdq_volt_damp_mu(0.01)),
|
||||
a2=0,
|
||||
a3=0,
|
||||
)
|
||||
self.pdq_dds[0].set_waveform(
|
||||
b0=0,
|
||||
b1=pdq_dds_damp_mu(0.06835937),
|
||||
b2=pdq_dds_ddamp_mu(-0.0001367187),
|
||||
b3=0,
|
||||
c0=0,
|
||||
c1=pdq_freq_mu(start_f_MHz),
|
||||
c2=pdq_freq_sweep(start_f_MHz, end_f_MHz, duration_us),
|
||||
)
|
||||
self.pdq_trigger.trigger(0b1)
|
||||
self.pdq_channel_reset(1)
|
||||
delay(500*us)
|
||||
|
||||
## Step 7 ##
|
||||
self.pdq_volt[0].set_waveform(
|
||||
a0=pdq_volt_amp_mu(2.5),
|
||||
a1=int32(pdq_volt_damp_mu(-0.01)),
|
||||
a2=0,
|
||||
a3=0,
|
||||
)
|
||||
self.pdq_dds[0].set_waveform(
|
||||
b0=0,
|
||||
b1=pdq_dds_damp_mu(-0.06835937),
|
||||
b2=pdq_dds_ddamp_mu(0.0001367187),
|
||||
b3=0,
|
||||
c0=pdq_phase_offset(180.0),
|
||||
c1=pdq_freq_mu(end_f_MHz),
|
||||
c2=pdq_freq_sweep(end_f_MHz, start_f_MHz, duration_us),
|
||||
)
|
||||
self.pdq_trigger.trigger(0b1)
|
||||
delay(500*us)
|
||||
|
||||
## Step 8 ##
|
||||
self.afe_relay.enable(0)
|
||||
self.pdq_channel_reset(0)
|
||||
self.pdq_channel_reset(1)
|
||||
|
||||
@kernel
|
||||
def led(self):
|
||||
for i in range(2):
|
||||
for j in range(3):
|
||||
self.leds[i].pulse(.1*s)
|
||||
delay(.1*s)
|
||||
|
||||
@kernel
|
||||
def relay_init(self):
|
||||
self.afe_relay.init()
|
||||
self.afe_relay.enable(0x0000)
|
||||
|
||||
@kernel
|
||||
def adc_init(self):
|
||||
delay_mu(int64(self.core.ref_multiplier))
|
||||
self.afe_adc.power_up()
|
||||
|
||||
delay_mu(int64(self.core.ref_multiplier))
|
||||
assert self.afe_adc.read_id() >> 4 == 0x038d
|
||||
|
||||
delay_mu(int64(self.core.ref_multiplier))
|
||||
# The actual output voltage is limited by the hardware, the calculated calibration gain and offset.
|
||||
# For example, if the system has a calibration gain of 1.06, then the max output voltage = 10 / 1.06 = 9.43V.
|
||||
# Setting a value larger than 9.43V will result in overflow.
|
||||
self.afe_adc.calibrate(self.pdq_volt, self.pdq_trigger, self.pdq_config)
|
||||
Loading…
Reference in New Issue