
1. Overview
REJ03B0243-0030 Rev.0.30
Jan 21, 2009
R8C/L35A Group, R8C/L36A Group, R8C/L38A Group, R8C/L3AA Group,
R8C/L35B Group, R8C/L36B Group, R8C/L38B Group, R8C/L3AB Group
Under development Preliminary specification
Specifications in this manual are tentative and subject to change.
1.1.2
Differences between Groups
Tables
1.1 and
1.2 list the differences between the groups,
Table 1.3 lists the I/O ports provided for each group,
assignment for each group, and Tables
1.8 to
1.15 list product information.
The explanations in the chapters which follow apply to the R8C/L3AA Group only. Note the differences shown
below.
Note:
1.
I/O ports are shared with I/O functions, such as interrupts or timers.
Refer to Tables
1.16 to
1.18, Pin Name Information by Pin Number, for details.
Table 1.1
Differences between Groups (1)
Item
Function
R8C/L35A Group, R8C/L36A Group
R8C/L38A Group, R8C/L3AA Group
R8C/L35B Group, R8C/L36B Group
R8C/L38B Group, R8C/L3AB Group
Data
flash
1 KB × 4 blocks with BGO
(background operation) function
Provided
Not provided
Table 1.2
Differences between Groups (2)
Item
Function
R8C/L35A Group
R8C/L35B Group
R8C/L36A Group
R8C/L36B Group
R8C/L38A Group
R8C/L38B Group
R8C/L3AA Group
R8C/L3AB Group
I/O Ports
Programmable I/O ports
41 pins
52 pins
68 pins
88 pins
High current drive ports
5 pins
8 pins
16 pins
Interrupts
INT interrupt pins
5 pins
8 pins
Key input interrupt pins
4 pins
8 pins
Timers
Timer RA pins
(I/O: 1, output: 1)
1 pin
(I/O pin only)
2 pins
Timer RB pin (output: 1)
None
1 pin
Timer RD pin (I/O: 8)
None
8 pins
Timer RE pin (output: 1)
None
1 pin
Timer RG pin
(I/O: 2, output: 2)
None
4 pins
A/D Converter
Analog input pin
10 pins
16 pins
20 pins
LCD Drive
Control Circuit
LCD power supply
3 pins
(VL1, VL2, VL4)
4 pins
(VL1 to VL4)
4 pins
(VL1 to VL4)
4 pins
(VL1 to VL4)
Common output pins
Max. 4 pins
Max. 8 pins
Segment output pins
Max. 24 pins
Max. 32 pins
Max. 48 pins
Max. 56 pins
Other Pin
Function
WKUP1
Not supported
Supported
Packages
52-pin LQFP
64-pin LQFP
80-pin LQFP
100-pin LQFP/
100-pin QFP