Skip to content
Snippets Groups Projects
Select Git revision
  • 5615d33e18fa98c048f2098ab525d39ad9631708
  • master default protected
2 results

bc832-nrf-ftdi-fab.ko

Blame
    • bc832-nrf-ftdi-fab.ko 9.77 KiB 
    from koko.lib.pcb import *
from koko.lib.sam import *

class TagConnectPDI(Component):
    '''
    '''
    _pad = s2d.circle(0,0,.5*.031)
    _via = s2d.circle(0,0,.5*.039)
    pins = [
        Pin(-.05,-.025,_pad,'CLK',label_size=.02),
        Pin( .00,-.025,_pad,'NC',label_size=.02),
        Pin( .05,-.025,_pad,'DAT',label_size=.02),
        Pin(-.05,.025,_pad,'VCC',label_size=.02),
        Pin( .00,.025,_pad,'NC',label_size=.02),
        Pin( .05,.025,_pad,'GND',label_size=.02)
    ]
    vias = [
        Via(-.1,0,_via),
        Via(.1,0.04,_via),
        Via(.1,-.04,_via),

    ]


class R_0805_small(Component):
    ''' 0805 Resistor
    '''
    _pad_0805 = s2d.rectangle(-.017,.017, -.026, .026)
    pins = [Pin(-0.04, 0, _pad_0805), Pin(0.04, 0, _pad_0805)]
    prefix = 'R'
    vias = []

class Button(Component):
    ''' SW262CT-ND 
    '''
    rect = rectangle(-.75/25.4,.75/25.4,-.5/25.4,.5/25.4)
    pins = [
        Pin(-2/25.4,.8/25.4,rect),
        Pin( 2/25.4,.8/25.4,rect),
        Pin(-2/25.4,-.8/25.4,rect),
        Pin( 2/25.4,-.8/25.4,rect)
    ]
    prefix = 'button'
    vias = []
    shadow = rectangle(-2.1/25.4,2.1/25.4,-1.4/25.4,1.4/25.4)

class TagConnectSWD(Component):
    '''
    '''
    _pad = s2d.circle(0,0,.5*.031)
    _via = s2d.circle(0,0,.5*.039)
    pins = [
        Pin(-.05,-.025,_pad,'GND',label_size=.012),
        Pin( .00,-.025,_pad,'NC',label_size=.012),
        Pin( .05,-.025,_pad,'VCC',label_size=.012),
        Pin(-.05,.025,_pad,'GND',label_size=.012),
        Pin( .00,.025,_pad,'SWDIO',label_size=.012),
        Pin( .05,.025,_pad,'SWDCLK',label_size=.012)
    ]
    vias = [
        Via(-.1,0,_via),
        Via(.1,0.04,_via),
        Via(.1,-.04,_via),

    ]


class Regulator_SOT23(Component):
    '''  SOT23 voltage regulator
    '''
        _pad_SOT23 = s2d.rectangle(-.02,.02,-.012,.012)
    pins = [
        Pin(-0.045, -0.0375, _pad_SOT23,'IN'),
        Pin(-0.045,  0.0375, _pad_SOT23,'OUT'),
        Pin(0.045, 0, _pad_SOT23,'GND')
    ]
    prefix = 'U'
    vias = []

class Crystal_FC135(Component):
    '''  CRYSTAL 32.7680KHZ 12.5PF SMT
    '''
    _pad = s2d.rectangle(-.5/25.4,.5/25.4,-.9/25.4,.9/25.4)
    pins = [
        Pin(-1.25/25.4, 0, _pad),
        Pin( 1.25/25.4, 0, _pad),
    ]
    prefix = 'U'
    vias = []


class Header_FTDI(Component):
    ''' FTDI cable header
    '''
    _pad_header = chamfered_rectangle(-0.06, 0.08,-0.025, 0.025,.007)
    pins = [
        #Pin(0, -0.25, _pad_header, 'RTS'),
        Pin(0, -0.15, _pad_header, 'RX'),
        Pin(0, -0.05, _pad_header, 'TX'),
        Pin(0,  0.05, _pad_header, 'VCC'),
        Pin(0,  0.15, _pad_header, 'CTS'),
        Pin(0,  0.25, _pad_header, 'GND')
    ]
    prefix = 'J'
    vias = []
    shadow = s2d.rectangle(-.06,8/25.4,-.3,.3)
    #shadow = s2d.rectangle(-.06,8/25.4,-.3,.2)


class Header_Daughter(Component):
    ''' FTDI cable header
    '''
    _pad_header = chamfered_rectangle(-0.03, 0.03,-0.015, 0.015,.002)
    labels=['SDA','SCL','A4','A5']
    pins = [ Pin(0,.05*(i-1.5),_pad_header,l) for i,l in enumerate(labels)]
    prefix = 'J'
    vias = [Via(p.x,p.y,circle(0,0,.017)) for p in pins]
    shadow = s2d.rectangle(-.03,.03,-.1,.1)

def bot_chamfered_rectangle(x0,x1,y0,y1,c):
    r = rectangle(x0,x1,y0,y1)
    c1 = triangle(x0,y0,x0,y0+c,x0+c,y0)
    c2 = triangle(x1,y1, x1, y1-c, x1-c, y1)
    c3 = triangle(x0,y1, x0+c, y1, x0, y1-c)
    c4 = triangle(x1,y0, x1-c, y0, x1, y0+c)
    return r-c2-c3

class CR20XX(Component):
    #coin cell battery, e.g. 2032
    pins = [
        Pin(0,0,circle(0,0,5./25.4),'-')
    ]
    shadow = circle(0,0,10./25.4)
    vias = []

class AAA(Component):
    #AAA battery smd holder
    pad = chamfered_rectangle(-.125,.125,-.12,.12,.05)
    pins = [
        Pin(1.21-.125,0,pad,'+',label_size=.08),
            Pin(-1.21+.125,0,pad,'-',label_size=.08),
    ]
    shadow = rectangle(-1.07,1.07,-.25,.25)
    vias = [
        Via(-1.21+.25,.209,circle(0,0,.039))
    ]

class MDBT42(Component):
    #Raytach nrf52 module
    p = .7/25.4
    pad_hw = .15/25.4
    pad_hh = .8/25.4
    _padv = rectangle(-pad_hw,pad_hw,-pad_hh,pad_hh)
    _padh = rectangle(-pad_hh,pad_hh,-pad_hw,pad_hw)
    _padg = rectangle(-pad_hh,pad_hh,-.35/25.4,.4/25.4)
    c= 5/25.4
    start_y = 11.8/25.4
    start_x = .8/25.4
    y_os = .25
    names = [
        'GND1','SDA','SCL','P27','A4','A5','A6','A7','DEC4','DCC','VDD',
        'GND2','XL1','XL2','P2','P3','P4','P5','P6','P7','P8','P9','P10','GND3',
        'P11','P12','P13','P14','P15','P16','P17','P18','P19','P20','RESET','SWDCLK','SWDIO','P22','GND4'
    ]
    pins = [Pin(-c,start_y-y_os,_padg,n,label_size=.018) for i,n in enumerate(names[:1])]
    pins += [Pin(-c,start_y-3./25.4-i*p-y_os,_padh,n,label_size=.018) for i,n in enumerate(names[1:11])]
    pins += [Pin(-c+start_x+i*p,-y_os,_padv,n,label_size=.018,label_rot=-90) for i,n in enumerate(names[11:24])]
    pins += [Pin(c,start_y-.9/25.4-i*p-y_os,_padh,n,label_size=.018) for i,n in enumerate(names[24:38][::-1])]
    pins += [Pin(c,start_y-y_os,_padg,n,label_size=.018) for i,n in enumerate(names[38:])]
    vias = []
    shadow = rectangle(-c,c,-y_os,start_y+4.2/25.4-y_os)


class BT832(Component):
    #Fanstel BT832 nrf52 module
    p = 1.1/25.4
    pad_hw = .7/25.4
    pad_hh = .35/25.4
    _pad = rectangle(-pad_hw,pad_hw,-pad_hh,pad_hh)
    c= 7/25.4
    start_y = 1.1/25.4
    y_os = .25
    names = [
        'SDA','SCL','XL1','XL2','AIN0','AIN1','NFC1','NFC2',
        'VCC','GND','P13','P18','P20','RESET','SWDCLK','SWDIO'
    ]
    pins = [Pin(-c,start_y+i*p-y_os,_pad,n,label_size=.018) for i,n in enumerate(names[:8][::-1])]
    pins += [Pin(c,start_y+i*p-y_os,_pad,n,label_size=.018) for i,n in enumerate(names[8:16])]
    vias = []
    shadow = rectangle(-c,c,-y_os,16/25.4-y_os)

class BC832(Component):
    #Fanstel BC832 micro nrf52 module
    p = 1.1/25.4
    pad_hw = .7/25.4
    pad_hh = .34/25.4
    _pad_lga = circle(0,0,.32/25.4)
    _pad = rectangle(-pad_hw,pad_hw,-pad_hh,pad_hh)
    c= 3.9/25.4
    start_y = .618/25.4
    y_os = .18
    names = [
        'GND','DFU','SWDIO','SWDCLK','P18','P13','P11','P12',
        'A1','RESET','XL1','XL2','A0','P27','P26','VDD',
        
    ]
    pins = [Pin(-c,start_y+i*p-y_os,_pad,n,label_size=.018) for i,n in enumerate(names[:8][::-1])]
    pins += [Pin(c,start_y+i*p-y_os,_pad,n,label_size=.018) for i,n in enumerate(names[8:16])]
    pins += [
        Pin(-c+2.15/25.4,-y_os+.519/25.4,_pad_lga,'P8',label_size=.01),
            Pin(-c+2.15/25.4,-y_os+(1.2+.519)/25.4,_pad_lga,'P6',label_size=.01)
    ]
    vias = []
    shadow = rectangle(-c,c,-y_os,8.8/25.4-y_os)


class Hole(Component):
    pins = [Pin(0,0,circle(0,0,0.01))]
    vias = [Via(0,0,circle(0,0,.5*2.1/25.4))]
    tap = circle(0,0,.5*1.9/25.5)


width = .95
height = .7
pcb = PCB(0,0,width,height,chamfer_distance=.02)


def connectG(pin,dx,dy,width=.012):
    '''
    Convenience function for connecting to ground plane
    '''
    pcb.connectD(pin,[pin.x+dx,pin.y+dy],[pin.x+dx-.0001,pin.y+dy],width=width,sides=[0,1,1])
def connectS(pin,dx,dy,width=.012):
    pcb.connectD(pin,[pin.x+dx+.0001,pin.y+dy],width=width)
def connectM(pin1,pin2,dx,width=.012):
    pcb.connectD(pin1,[pin1.x+dx,pin1.y],pin2,width=width)





ftdi = Header_FTDI(.2,.33,180,'ftdi')
pcb += ftdi
reg = Regulator_SOT23(ftdi.x+.14,ftdi['GND'].y+.03,-90,'3.3v')
pcb += reg

pcb.connectV(ftdi['GND'],reg['GND'],width=.02)
pcb.connectD(reg['IN'],[reg['IN'].x,ftdi['VCC'].y-.03],ftdi['VCC'],width=.02)

C_in = C_1206(reg.x+.0,reg.y+.155,180,'Cin\n.1uF',label_size=.02)
pcb += C_in
C2 = C_1206(reg.x+.11,reg.y+.1,-90,'C2\n10uF',label_size=.02)
pcb += C2
pcb.connectV(C2[1],C_in[1],width=.02)

C_out = C_1206(C2.x+.06,C2.y-.15,0,'Cout\n.1uF',label_size=.02)
pcb += C_out
pcb.connectD(C_in[1],[C_in[1].x,C_in[1].y+.0],reg['GND'])
pcb.connectV(reg['IN'],C_in[0],width=.02)
pcb.connectH(reg['OUT'],C_out[0],width=.02)
pcb.connectH(reg['GND'],C_out[1],width=.02)
pcb.connectH(C2[0],C_out[0],width=.02)


mdb = BC832(ftdi.x+.57,ftdi.y+.1,-90,'Fanstel\nBC832\nNRF52')
pcb += mdb


pcb.connectD(mdb['P8'],[mdb['P8'].x-.01,mdb['P8'].y],[ftdi['TX'].x+.31,ftdi['TX'].y+.03],[ftdi['TX'].x+.03,ftdi['TX'].y-.019],ftdi['TX'],width=.014)
pcb.connectD(mdb['P6'],[mdb['P6'].x,mdb['P6'].y+.02],[mdb['P6'].x-.07,mdb['P6'].y+.035],[ftdi['RX'].x+.28,ftdi['RX'].y-.043],[ftdi['RX'].x+.1,ftdi['RX'].y-.088],[ftdi['RX'].x+.09,ftdi['RX'].y-.03],ftdi['RX'],width=.012)


swd = TagConnectSWD(ftdi.x+.17,mdb.y+.1,-90,'swd')
pcb += swd
pcb.connectD(swd['SWDCLK'],[swd['SWDCLK'].x+.02,swd['SWDCLK'].y],[mdb['SWDCLK'].x-.24,mdb['SWDCLK'].y+.01],[mdb['SWDCLK'].x-.02,mdb['SWDCLK'].y+.05],mdb['SWDCLK'],width=.012)
pcb.connectD(swd['SWDIO'],[swd['SWDIO'].x+.02,swd['SWDIO'].y],[mdb['SWDIO'].x-.32,mdb['SWDIO'].y+.04],[mdb['SWDIO'].x-.03,mdb['SWDIO'].y+.079],mdb['SWDIO'],width=.012)
#pcb.connectD(ftdi['RTS'],[ftdi['RTS'].x,ftdi['RTS'].y+.03],[mdb['DFU'].x-.05,mdb['DFU'].y+.12],mdb['DFU'],width=.014)



    
button = Button(ftdi.x-.01,ftdi.y+.26,0)
pcb += button
pcb.connectH(ftdi['GND'],[button[1].x-.07,button[1].y],button[1])

pcb.connectV(mdb['RESET'],[ftdi.x-.11,ftdi['TX'].y-.05],button[3],width=.014)
pcb.connectV(button[3],button[0])
pcb.connectV(button[1],button[2])
pcb.connectD(mdb['GND'],[mdb['GND'].x,mdb['GND'].y+.03],[button.x+.15,mdb['GND'].y+.108],button[2],width=.012)




pcb.connectV(mdb['VDD'],[C_out[0].x+.02,C_out[0].y-.02],C_out[0])

led = R_1206(mdb['XL2'].x+.05,mdb['XL1'].y-.17,0,'led',label_size=.03)
pcb += led
R_led = R_1206(led.x,led.y+.09,0,'1k',label_size=.03)
pcb += R_led
pcb.connectV(led[1],R_led[1])
pcb.connectV(mdb['VDD'],led[0])
pcb.connectV(mdb['P27'],R_led[0])

pcb.connectH(swd[4],swd[1])
pcb.connectD(swd[1],button[2])

R1 = R_1206(C2.x+.09,C2.y,90,'10k',label_size=.03)
pcb += R1
pcb.connectV(mdb['RESET'],[R1[0].x,R1[0].y+.06],R1[0])
pcb.connectH(C2[0],R1[1])


cad.shapes = pcb.layout()
#cad.shape = pcb.traces+(pcb.cutout-pcb.cutout)
#cad.shape = pcb.cutout+(pcb.traces-pcb.traces)