divcode 5, Ndiv = 32768\n\nt_out = N_div * (Rset / 50k) * 1us\nRset=300k gives ca 200 ms (?)
Text Notes 3700 6250 0 60 ~ 0
R106, R107, R108 chosen for a suitable BLINK pulse for the LED\n\ndivcode 5, Ndiv = 32768\n\nt_out = N_div * (Rset / 50k) * 1us\nRset=300k gives ca 200 ms long BLINK
FRONT PANEL 1PPS LED\nmount standard SMD lide side-ways, or find side-output SMD LED(?)\nALT: thru-hole 100mil LED, e.g. digikey 1497-1359-ND
FRONT PANEL 1PPS LED\nmount standard SMD lide side-ways, or find side-output SMD LED(?)\nAlternative: thru-hole 100mil LED, e.g. digikey 1497-1359-ND
Text Notes 1500 5600 0 60 ~ 0
230VAC to 5VDC "brick" SMSP supply\nfor 3V3 low noise linear regulator
Text Notes 3100 1000 0 60 ~ 0
protection diodes not used on prototypes
Text Notes 3100 1100 0 60 ~ 0
DNI\nprotection diodes not used on prototypes
Text Notes 6950 6400 0 60 ~ 0
Copyright Anders E. E. Wallin 2017.\n\nThis documentation describes Open Hardware and is licensed under the CERN OHL v. 1.2.\n\nYou may redistribute and modify this documentation under the terms of the\nCERN OHL v.1.2. (http://ohwr.org/cernohl). This documentation is distributed\nWITHOUT ANY EXPRESS OR IMPLIED WARRANTY, INCLUDING OF\nMERCHANTABILITY, SATISFACTORY QUALITY AND FITNESS FOR A\nPARTICULAR PURPOSE. Please see the CERN OHL v.1.2 for applicable conditions