The HIMA F 8621A is a coprocessor module designed for use in the PES H51q. It features its own microprocessor, the HD 64180, operating at a clock frequency of 10 MHz. This module is equipped with various functions and components that make it a versatile part of the system.
Technical Specifications:
Microprocessor: HD 64180
Clock Frequency: 10 MHz
Memory:
384 kbyte static memory
CMOS-RAM and EPROM on 2 ICs
Battery buffer of the RAMs managed by the power supply monitoring module F 7131
Interfaces:
2 RS 485 (half-duplex) interfaces with galvanic isolation and dedicated communication processor
Transmission rates: 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600 bps, configurable via software or DIP switch on the CU
Dual Port RAM: Enables fast memory access to the second central module
Space Requirement: 4 TE
Operating Data:
Voltage: 5 V DC
Current: 360 mA
Switches:
S1 to S4: Used for configuring RS 485 settings
RS 485 Interface Pin Allocation:
Pin 1: Not used
Pin 2: RP 5 V, decoupled by diodes
Pin 3: A/A RxD/TxD-A (Receive/Transmit-Data-A)
Pin 4: CNTR-A (Control signal A)
Pin 5: C/C DGND (Data Ground)
Pin 6: VP 5 V, positive pole of power supply
Pin 7: Not used
Pin 8: B/B RxD/TxD-B (Receive/Transmit-Data-B)
Pin 9: CNTR-B (Control signal B)
Manufacturer:
HIMA Paul Hildebrandt GmbH + Co KG, Postfach 1261, 68777 Brühl
