[. . . ] InterCom Multi-Purpose Vehicle Interface Adapter for Parallel Connection to PC EnGenius' InterCom is a flexible solution that can provide simultaneous access to the vehicle network as well as digital and analog input/output. [. . . ] Each PIM (standard or custom designed) contains the specific interface circuits that allow InterCom to connect to external devices. This multi-purpose vehicle interface adapter provides a powerful, yet flexible, solution to meet a wide range of needs. InterCom is packaged in a 5. 75" x 3. 5" x 1. 75" plastic enclosure. Base Platform Features 5 Parallel port interface to PC 5 1 Physical Interface Module (PIM) slot 5 8 channel 10 bit A/D inputs (4 on the main connector, 4 are PIM accessible) 5 1 D/A output 5 4 digital inputs (1 on main connector, 3 are PIM accessible) 5 4 digital outputs (1 on main connector, 3 are PIM accessible) 5 20 MHz 80C196KC microcontroller 5 9­18 VDC input required (300 ma nominal, 1000 ma maximum) 5 32K RAM 5 128K Flash ROM Optional Physical Interface Modules 5 SAE J1850 PWM (using an HBCC) 5 ISO 9141 Interface Capabilities InterCom is capable of supporting SAE J1850 PWM, ISO 9141, ISO 9141-2 and others (including custom protocols). Applications 5 5 5 5 5 5 Engineering development or in-vehicle use Protocol translation Network monitoring Module validation, test fixtures Diagnostics Light and medium duty vehicles EnGenius · 31077 Schoolcraft Rd. · Livonia, MI 48150-2029 · (734) 522-2120 · www. engenius. com 10/07/99 Technical Data for InterCom Physical Interface Modules SAE J1850 PWM 5 Uses Ford/Motorola Hosted Bus Controller Chip (HBCC) 5 10. 4K, 20. 8K, 41. 6K, and 83. 3K baud supported 5 Selectable line termination 5 Message timestamping 5 Configurable inter-message times 5 Configurable timed interval transmission of up to 10 user-defined messages 5 Trigger pulse output on message received or transmitted 5 Trigger input to initiate message transmission ISO 9141 5 5 5 5 5 5 5 5 5 5 K and L line support 5­1M baud supported Selectable line termination Byte stream or ISO 9141-2 message modes with timestamping Configurable inter-byte and inter-message times Configurable timed interval transmission of up to 10 user-defined messages Trigger pulse output on message received or transmitted Trigger input to initiate message transmission Jumper selectable ISO 9141 circuit voltage (on-board or external) Software configurable loop back EnGenius · 31077 Schoolcraft Rd. [. . . ] · Livonia, MI 48150-2029 · (734) 522-2120 · www. engenius. com 10/07/99 [. . . ]