M-Labs
/
artiq
mirror of https://github.com/m-labs/artiq.git
2
0
Fork 2
Code Issues Projects Releases Wiki Activity

add offset to coefficients as data

This commit is contained in:
SingularitySurfer 2022-06-23 09:37:37 +00:00
parent 24b4ec46bd
commit ab097b8ef9
1 changed files with 5 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
artiq/coredevice/phaser.py
View File

@ -44,10 +44,8 @@ PHASER_ADDR_DAC1_TEST = 0x2c
PHASER_ADDR_SERVO_CFG0 = 0x30
PHASER_ADDR_SERVO_CFG1 = 0x31
# 0x32 - 0x61 ab regs
PHASER_ADDR_SERVO_COEFFICIENTS_BASE = 0x32
# 0x62 - 0x71 offset regs
PHASER_ADDR_SERVO_OFFSET_BASE = 0x62
# 0x32 - 0x71 servo coefficients + offset data
PHASER_ADDR_SERVO_DATA_BASE = 0x32
PHASER_SEL_DAC = 1 << 0
@ -1133,13 +1131,10 @@ class PhaserChannel:
if (profile < 0) or (profile > 3):
raise ValueError("invalid profile index")
# 24 byte-sized ab registers per channel and 6 (2 bytes * 3 coefficients) registers per profile
addr = PHASER_ADDR_SERVO_COEFFICIENTS_BASE + (6 * profile) + (self.index * 24)
for coef in [b0, b1, a1]:
self.phaser.write16(addr, coef)
addr = PHASER_ADDR_SERVO_DATA_BASE + (8 * profile) + (self.index * 32)
for data in [b0, b1, a1, offset]:
self.phaser.write16(addr, data)
addr += 2
# 8 offset registers per channel and 2 registers per offset
addr = PHASER_ADDR_SERVO_OFFSET_BASE + (2 * profile) + (self.index * 8)
self.phaser.write16(addr, offset)
@kernel
def set_iir(self, profile, kp, ki=0., g=0., x_offset=0., y_offset=0.):