BAYCOM ǥ Linux ɥ饤

Thomas M. Sailer, HB9JNX/AE4WA, <sailer@ife.ee.ethz.ch>

!!NEW!!(04/98)Ƽ BAYCOM ǥѥɥ饤ФϤ줾쥳ɤͭʤ
Τ̡Υɥ饤Фʬ䤵ޤäƥɥ饤̾ȥǥХ̾ѹ
Ƥޤ

ʸ BAYCOM פΥץʥޥ奢̵ѥǥΤ 
Linux ͥɥ饤ФˤĤƽҤ٤Ƥޤ

ʲΥɥ饤ФѤǤޤ

baycom_ser_fdx:

Υɥ饤Ф SER12 ǥŤ⤷Ⱦ̿򥵥ݡȤƤ
ޤܡ졼Ȥϥ⥸塼ѥ᡼ "baud" ѹ뤳ȤǤ
ΤǡꥢݡȾΤȤ륿פΥǥ
(every bit bang modem)򥵥ݡȤƤޤ
ǥХ̾ bcsf0  bcsf3 ǤSER12 פΥǥˤǤ
⤷ delta status ӥåȤȤʤ褦ܤ UART 򤪻
 baycom_ser_hdx ȤäƤߤƤ

baycom_ser_hdx:

 SER12 ǥѤΤ⤦ĤΥɥ饤ФǤ1200 ܡȾ̿
򥵥ݡȤƤޤǥХ̾ bcsh0  bcsh3 ǤΥɥ饤
Ф baycom_ser_fdx ʤλäƤ UART ưʤäȤ
äƤ

baycom_par:

Υɥ饤Ф par96 ǥ picpar ǥ򥵥ݡȤƤޤǥ
̾ bcp0  bcp3 Ǥ

baycom_epp:

Υɥ饤Ф epp ǥ򥵥ݡȤƤޤǥХ̾ bce0  
bce3 ǤΥɥ饤ФϳȯΤΤǤ


ʲΥǥबݡȤƤޤ

ser12:

ϤȤƤ⥷ץ 1200 ܡ AFSK ǥǤΥǥĴ
Ĵåס̾ TI  TCM3105ˤǤƤޤHDLC ץȥ
ΰǤʤӥåȥåκޤǥԥ塼Ԥޤ
ǥϥꥢݡȤ³ޤʤ줬ɥ饤̾ͳǤˡ
ݡȤƱȤƤϻȤʤΤǡͥΥꥢݡȥɥ饤
ФϻȤޤ󡣤ޤΥɥ饤ФɸŪʥꥢݡȤΥϡɥ
8250, 16450, 16550ˤ򥵥ݡȤƤޤ

par96:

 G3RUH ȥѥ֥ 9600 ܡ FSK ǥǤǥब
륿󥰤åκȤäƤλ򤷤ޤǡϥ
ȥ쥸̤ PC ȤžԤޤեȥ쥸 16ӥå
ޤȳߤޤ PC ϥСŪ( 16ӥ
ȤޤȤƤȤ̣)եȥ쥸ͤɤ߹ޤΥǥ
ѥݡȤ³ޤʤ줬ɥ饤̾ͳǤˡΥǥ
HDLC 䥹֥¿༰(? scrambler polynomial)μ PC Ǥ


picpar:

 Henning Rech, DF9IC  par96 ǥ߷פʤΤǤ
par96 ȥץȥ륳ѥ֥Ǥ IC 3ĤǤ
ƤꡢѥݡȤϤ򶡵뤵뤳ȤǡŸɬפȤ
󡣤˥ꥢвϩ¢Ƥޤ

epp:

ϳĥѥݡȤ³®ǥǤ®ϥֱۤ˺Ȥ
褦ʻȤ򥿡åȤȤƤޤ(76.8kbit/s)

eppfpga:

 epp ץ߷פʤΤǤ


嵭ǥȾ̿ݡȤƤޤ󡣤ɥ饤м
 KISS ʲȡˤˤ̿бƤޤѥåȤ
ľϤ DCD ϴƻ뤷ޤ󡣤Ĥޤ¾ïǤ
ϤƤޤΤǤεǽ(command) DAMA ͥ륢
ȥʤɤμɬפȤƤޤ


ɥ饤Х󥿡ե

Ȥϰ㤤Υɥ饤Фϥ饯ǥХǤϤʤͥΥ
åȥ󥿡եȤʤޤäƥ󥹥ȡϴñǤ
󥹥ȡ뤹 bc{sf,sh,p,e}[0-3] Ȥ̾4ĤΥ󥿡ե
Ȥ褦ˤʤޤax25 桼ƥƥ sethdlc ȤХɥ
Фξꤹ뤳ȤǤޤuserland  AX.25 åȤ
Ƥͤ net2kiss Ȥ桼ƥƥʤ ax25 桼ƥƥ
˴ޤޤƤޤˤȤäƥͥåȥ󥿡եΥѥåȤ
ü KISS ȥ꡼ήळȤޤޤ WAMPES Ѥˤϻ
Υѥå򤢤Ƥ뤳ȤǥͥΥͥåȥ󥿡եľܳ
Ƥ뤳ȤޤΥѥåϴ WAMPES Υ˼ꤳ
ޤƤ뤽Ǥ


ɥ饤Ф

ɥ饤ФͥȤ߹ޤǡɤΥǥबɤΥݡȤȤ
ξɥ饤ФΤʤФʤޤ󡣤 setbaycom 桼
ƥȤȤǤǤޤ⤷ǥҤȤĤȤΤʤ顢insmod
Υޥɹԡʤ뤤 /etc/modules.conf ˤ˥ץ򵭽Ҥƥɥ
Фꤹ뤳ȤǤޤ

㡧
insmod baycom_ser_fdx mode="ser12*" iobase=0x3f8 irq=4
sethdlc -i bcsf0 -p mode "ser12*" io 0x3f8 irq 4

2ԤϤȤ1ܤΥꥢݡ(DOS Ǥ COM1) ser12 ǥ 
bcsf0 ꤹΤǤ⡼ɥѥ᡼ʬ * ϥɥ饤Ф˥
ȥ DCDʲȡˤȤ褦˻ꤹ̣ޤ

insmod baycom_par mode="picpar" iobase=0x378
sethdlc -i bcp0 -p mode "picpar" io 0x378

2ԤϤȤ1ܤΥѥݡ(DOS Ǥ LPT1) picpar ǥ 
bcp0 ꤹΤǤա picpar ϥϡɥ DCD ̣
par96 ϥեȥ DCD ̣Ƥޤ

ͥ륢ѥ᡼ sethdlc -a  kissparms Ȥä
ޤ줾Υ桼ƥƥͤΰ̣㴳㤦ȤդƤ



ϡɥ DCD Хեȥ DCD

ΥѥåȤξͤ򤱤뤿˥ɥ饤ФϤĥͥ뤬Ȥ
ΤΤʤФʤޤ󡣤 DCD ϩ/եȤΤŻǤ
饤Фϥեȥ DCD 르ꥺ(options=1)ϡɥ 
DCD (options=0)Τɤ餫ȤȤǤޤ

ser12:

⤷եȥ DCD Ȥʤ̵ΥϳäѤʤˤƤ
ޤϡɥΥϩȤ⤫ʤ®Τǥեȥ
 DCD ȤȤ򶯤ᤷޤûϥƥ٤鷺˹
ʤ뤳ȤǤ

par96:

ΥפΥǥѤΥեȥ DCD 르ꥺϤϼǤ
եȥǥबŬ DCD 르ꥺ뤿ɬפȤ
ǥ󶡤ޤ󡣤äƤ⤷ par96 ǥ DCD Ѥν
̵ˤʤ顢ϡɥ DCD ϩλѤᤷޤ

picpar:

picpar ǥ DCD ϩ¢ƤޤϤʤꤪǤ


Linux ͥ¾ʬȤŬ

ꥢɥ饤Ф baycom ꥢɥ饤ФƱΥϡɥ꥽
ˤĤƶ礷ƤޤĤΥ󥿡եˤĤƱ˻
ɥ饤ФϰĤǤȤꥢɥ饤Фϵư˥ꥢ
륤󥿡եĤȤƤΤޤʤ baycom
ɥ饤Фϰ³ƥꥢݡȤ˥뤳Ȥޤ󡣤
᥷ꥢɥ饤ФΤƤݡȤ 
"setserial devttyS uart none" # ϥ󥿡եֹˤȤ
ƳƤɬפ뤫⤷ޤinsmod Υޥɥ饤ä
ꤷʤ¤ꡢbaycom ɥ饤Фư˥ݡȤͽ󤹤뤳ȤϤ
󡣤褹⤦ҤȤĤˡƤΥɥ饤Ф⥸塼
ƥѥ뤷Ƹ kmod ץꥱФɥ饤Ф
ɤΤǤ뤳ȤǤ

ѥݡȤΥɥ饤(baycom_par, baycom_epp) parport subsystem 
Ȥäưۤʤ륯饤ȥɥ饤д֤ǥݡȤ۲(?)褦ˤ
äƤޤ

vy 73s de
Tom Sailer, sailer@ife.ee.ethz.ch
hb9jnx @ hb9w.ampr.org

BAYCOMǥˤĤƤξܤ http://www.baycom.org 
ޤ

JL3OXR <coda@post.kek.jp>  Jun. 17, 1999)
椵硢ëASAHI-NET
