saleae-header.ato

import PZ254_2_04_S from "elec/src/PZ254-2-04-S.ato"
import Pair from "generics/interfaces.ato"
import TVSDiode from "generics/diodes.ato"
import Resistor from "generics/resistors.ato"
import SPI from "generics/interfaces.ato"
import I2C from "generics/interfaces.ato"
import UART from "generics/interfaces.ato"
import USB2 from "generics/interfaces.ato"

component _protection_resistor from Resistor:
    value = 1kohm +/- 5%
    package = "0402"

module SaleaeHeader:
    header = new PZ254_2_04_S
    ch0 = new Pair
    ch1 = new Pair
    ch2 = new Pair
    ch3 = new Pair

    # Connect the grounds together
    signal gnd
    gnd ~ ch0.gnd
    gnd ~ ch1.gnd
    gnd ~ ch2.gnd
    gnd ~ ch3.gnd

    # protection resistors
    r1 = new _protection_resistor
    r2 = new _protection_resistor
    r3 = new _protection_resistor
    r4 = new _protection_resistor

    # connect ios via resistors to the header
    ch0.io ~ r1.1; r1.2 ~ header.1
    ch1.io ~ r2.1; r2.2 ~ header.3
    ch2.io ~ r3.1; r3.2 ~ header.5
    ch3.io ~ r4.1; r4.2 ~ header.7

    # connect the grounds together
    gnd ~ header.2
    gnd ~ header.4
    gnd ~ header.6
    gnd ~ header.8

    # SPI
    spi = new SPI
    spi.mosi ~ ch0.io
    spi.miso ~ ch1.io
    spi.sck ~ ch2.io
    spi.cs ~ ch3.io
    spi.gnd ~ gnd

    # I2C
    i2c = new I2C
    i2c.scl ~ ch0.io
    i2c.sda ~ ch1.io
    i2c.gnd ~ gnd

    # UART
    uart = new UART
    uart.tx ~ ch2.io
    uart.rx ~ ch3.io
    uart.gnd ~ gnd

    # USB2
    usb2 = new USB2
    usb2.dp ~ ch2.io
    usb2.dm ~ ch3.io