Major Components:
-
Microcontroller - Atmel
ATMega168
-
USB to Serial - Silabs
CP2102
-
SerailFlash - Atmel 25F2048 or
25F4096
-
8 bit DAC - Microchip
MCP41010
-
Audio Amplifier - National
LM386
| Jumper |
|
removed |
inserted |
| JP1 |
Flash Write Enable |
disabled |
enabled |
| JP2 |
Pin PB1 to Audio |
n.c. |
connected |
| JP3 |
Audio Power |
off |
on |
|
| JP4 |
SPI Programming Enable |
| serial DTR to uC PB3 MOSI |
n.c. |
connected |
| serial DTR to uC PC6 RESET |
connected |
n.c. |
| serial TXD to uC PC6 RESET |
n.c. |
connected |
| serial RTS to uC PB5 SCK |
n.c. |
connected |
| uC PB4 MISO to serial CTS |
n.c. |
connected |
|
|
Default JP1, JP2, JP3 inserted, JP4
removed
