Version History
Specification Revision History
Version
eFHP5830B
1.0
Content
Initial version
eFHP5840
2.0
1. Change counter1 external input pin from PC2 to P94
2. Modify P60, P61 to INPUT/OUTPUT IO
3. Remove P71 internal pull high function
4. Modify control register initial value
5. Remove 256 byte Data RAM
6. Remove SPI function
7. Add IRC and ERIC oscillator function
8. Decrease Stack from 16 to 8
9. Add Counter1 external source (from IO pad)
10. Remove Counter2
2.1
2.2
1. Add the relative of ERIC oscillating frequency and external R
1. Add IRC mode CLK trimming control in code option.
2. Modify PORT9 sink/driver current.
2.3
1. Rename “ERC mode” to “ERIC mode”
2. Modify the relative between ERIC mode’s oscillating CLK and the value
of external resister.
2.4
2.5
2.6
1. Change pin name from “ERCI” to “ERIC”
2. Change the descript about CONT reg bit7
1. Remove Crystal mode’s Idle application
2. Modify operating temperature
1. Rename eFH78P5840/41/42 →EM78P5840/41/42
2. Change IRC frequency deviation from +/- 5% to +/- 10%
Relative to EM785840’s ROM-less, OTP and mask:
ROM-less
ICE5830
OTP
Mask
EM78P5840
EM78P5841
EM78P 5842
EM785840
EM785841
EM785842
Table1: the relation between EM78P5830 and EM78P5840 series:
EM78P5830 series
EM78P5830CP
EM78P5830ACP
EM78P5830CM
EM78P5830ACM
EM78P5830BP
EM78P5830ABP
EM78P5830BM
EM78P5830ABM
EM78P5830FP
EM78P5840 series
PACKAGE
EM78P5840P
18 pin PDIP
18 pin SOP
20 pin PDIP
20 pin SOP
24 pin PDIP
24 pin SOP
EM78P5840M
EM78P5841P
EM78P5841M
EM78P5842P
EM78P5842M
EM78P5830AFP
EM78P5830FM
EM78P5830AFM
ELAN [ ELAN MICROELECTRONICS CORP ]
