cee
Build
V1.0 Firmware Files
- The bootloader is used for updating the CEE.
- The firmware contains the application-specific executable code for the CEE.
Bill of Materials
| Part | PCB Name | Value | Package | Part Number | Qty. |
|---|---|---|---|---|---|
| microcontroller | IC1 | QFN-44 | ATXMEGA32A4U-AU | 1 | |
| digital-analog convertor | DAC | SO-14 | MCP4922T-E/SLCT-ND | 1 | |
| female right-angle header | JP5 | 1x5 .1" | S5480-ND | 1 | |
| opamp | OPA-C | SO-14 | AD8608ARZ-ND | 1 | |
| voltage reference | 1.25REF | 1.25V, 0.5% | SOT23-3 | MAX6101EUR+TCT-ND | 1 |
| voltage reference | 2.5REF | 2.5V, 0.5% | SOT23-3 | MAX6102EUR+TCT-ND | 1 |
| voltage regulator | 3.3VREG | 3.3V, 250mA, 1% | SOT23-3 | MCP1700T-3302E/TT | 1 |
| led | LED1 | red, 10mA, 2V | 0603 | 859-LTST-C190EKT | 1 |
| mini USB connector | USB | miniUSB | 154-15320-E | 1 | |
| resistor | R5 | 15o, 1/4w, 5% | 1206 | P15ECT-ND | 1 |
| resistor | R6 | 130o, 1/10w, 5% | 0603 | P130HCT-ND | 1 |
| opamp | OPA-A OPA-B | QFN-12 | 595-OPA567AIRHGT | 2 | |
| opamp | CS-A CS-B | SO-08 | MAX9919FASA+ | 2 | |
| switch | SW-A SW-B | SOT23-6 | 296-17587-1-ND | 2 | |
| capacitor | C15 C16 | 47uF, 10V, 20% | 1206 | 587-1780-1-ND | 2 |
| capacitor | C10, C11 | 1nF, 50V, 5% | 0603 | 445-1293-1-ND | 2 |
| capacitor | C21, C22 | 330pF, 50V, 5% | 0603 | 445-1287-1-ND | 2 |
| resistor | RIS-A RIS-B | 5.6ko, 1/10w, 5% | 0603 | P5.6KGCT-ND | 2 |
| resistor | RS-A RS-B | .07o, 1/4w, 1% | 1206 | WSLC-.07CT-ND | 2 |
| resistor network | RN1 RN2 | 10ko, 1/16w, 5% | 1206 | Y4103CT-ND | 2 |
| capacitor | C6 C7 C12 | 1uF, 25V, 20% | 0603 | 490-3895-1-ND | 3 |
| resistor | R1 R2 R3 R4 | 10ko, 1/8w, 5% | 0603 | 311-10KGRCT-ND | 4 |
| capacitor | C1 C4 C14 C17 C18 C19 | .1uF, 25V, 10% | 0603 | 445-1316-1-ND | 6 |
| capacitor | C2 C3 C5 C8 C9 C13 | .01uF, 25V, 10% | 0603 | 311-1360-1-ND | 6 |