lunalcd2/src/MCL: different part for two-post VBAT supply header The tin-plated part is currently out of stock at Digi-Key, but the better gold-plated part is in stock and still reasonably inexpensive.

#instance		slot
app.buf_RI		0
app.buf_DCD		1
app.buf_DSR		2
app.buf_CTS		3
app.buf_RxD2		4
app.buf_RxD		5
app.unused_input_buf1	6
app.unused_input_buf2	7
app.input_buf_common