h8s-2138 Renesas Electronics Corporation., h8s-2138 Datasheet - Page 58

• Manufacturer Part Number: h8s-2138
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2100 Series
• Manufacturer: Renesas Electronics Corporation.

Section 1 Overview
Item
14-bit PWM timer
(PWMX)
Serial communication
interface
(SCI: 2 channels,
SCI0 and SCI1)
SCI with IrDA:
1 channel (SCI2)
Host interface (HIF)
(H8S/2138 Group)
Keyboard controller
A/D converter
D/A converter
I/O ports
Rev. 4.00 Jun 06, 2006 page 4 of 1004
REJ09B0301-0400
Specifications
Up to 2 outputs
Resolution: 1/16384
312.5 kHz maximum carrier frequency (20-MHz operation)
Asynchronous mode or synchronous mode selectable
Multiprocessor communication function
Asynchronous mode or synchronous mode selectable
Multiprocessor communication function
Compatible with IrDA specification version 1.0
TxD and RxD encoding/decoding in IrDA format
8-bit host interface (ISA) port
Three host interrupt requests (HIRQ11, HIRQ1, HIRQ12)
Normal and fast A20 gate output
Two register sets (each comprising two data registers and two status
registers)
Matrix keyboard control using keyboard scan with wakeup interrupt and
sense port configuration
Resolution: 10 bits
Input:
High-speed conversion: 6.7 µs minimum conversion time (20-MHz
operation)
Single or scan mode selectable
Sample-and-hold function
A/D conversion can be activated by external trigger or timer trigger
Resolution: 8 bits
Output: 2 channels
58 input/output pins (including 24 with LED drive capability)
8 input-only pins
8 channels (dedicated analog pins)
8 channels (same pins as keyboard sense port)