connectCDR5k_2550.jal

-- futaba CDR-5000 interface adaptor
-- based on jalib usb sereal library demo program (18f14k50_usb_serial.jal) released under the BSD license

-- this is hardware definition of pic18f2550

-- chip setup
include 18f2550

-- target frequency to 48 MHz
pragma target clock       48_000_000

-- Configuration memory settings (fuses)
pragma target OSC      HS_PLL      -- HS crystal or resonator
--                                    and using PLL
pragma target PLLDIV   P5          -- reduce OSC 20->4 MHz for PLL input
pragma target CPUDIV   P1          -- CPU freq. from PLL(96)/2 -> 48 MHz
--                                    (without PLL: CPU freq. = OSC freq.)
pragma target USBPLL   F48MHZ      -- USB clock from PLL module
pragma target FCMEN    DISABLED    -- no fail-safe clock monitoring
pragma target IESO     DISABLED    -- no int/ext clock switchover
pragma target BROWNOUT DISABLED    -- no brownout detection
pragma target VREGEN   ENABLED     -- enable USB voltage regulator
--                                    (when no external regulator at Vusb)
pragma target WDT      DISABLED    -- no watchdog
pragma target XINST    DISABLED    -- not supported by JalV2
pragma target DEBUG    DISABLED    -- no debugging
pragma target LVP      DISABLED    -- no Low Voltage Programming
pragma target MCLR     EXTERNAL    -- reset externally
--
-- Note: Not specified:
--       Code protection, Boot Block Code protection, Data EEPROM protection,
--       Write protection, Configuration Memory write protection,
--       Table Read protection, Boot Block Table Read protection,
--       and maybe some other configuration bits.
--
OSCCON_SCS = 0b00                  -- select primary clock source


alias rx                       is pin_b7             -- not used
alias rx_direction             is pin_b7_direction
rx_direction = input
pin_CCP1_direction = input

alias mon0           is LATC_LATC0
alias mon0_direction is pin_C0_direction
mon0 = 0
mon0_direction = output

alias mon1           is LATC_LATC1
alias mon1_direction is pin_C1_direction
mon1 = 0
mon1_direction = output

include connectCDR5k