HD64F2149 Datasheet, PDF (38/1035 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

Item
SCI with IrDA:
1 channel (SCI2)
Keyboard buffer
controller (PS2:
3 channels)
Host interface
(HIF:XBS)
Host interface
(HIF:LPC)
Keyboard
controller
A/D converter
Specifications
• Asynchronous mode or synchronous mode selectable
• Multiprocessor communication function
• Conforms to IrDA standard version 1.0
• IrDA format encoding/decoding of TxD and RxD
• Conforms to PS/2 interface
• Direct manipulation of transmission output by software
• Receive data input to 8-bit shift register
• Data/receive/completed interrupt, parity error detection, stop bit
monitoring
• 8-bit host interface (ISA/X-BUS) port
• Five host interrupt requests (HIRQ11, HIRQ1, HIRQ12, HIRQ3, HIRQ4)
• Normal and fast A20 gate output
• Four register sets (each comprising two data registers and a status
register)
• Single-channel LPC port
XBS three register set equivalence, plus 16 two-way register bytes
• Seven serial host interrupt requests (SMI, HIRQ1, HIRQ6, HIRQ9 to
HIRQ12)
• Normal and fast A20 gate output
• Three register sets (each comprising two data registers and a status
register)
• Matrix keyboard control using keyboard scan with wakeup interrupt and
sense port configuration
• Resolution: 10 bits
• Input:
 8 channels (dedicated analog pins)
 16 channels (same pins as keyboard sense port)
• High-speed conversion: 13.4 µs minimum conversion time (10 MHz
operation)
• Single or scan mode selectable
• Sample-and-hold function
• A/D conversion can be activated by external trigger or timer trigger
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