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1 The following table shows which port is recommended to be used.
2
3
4 RX MCU Group    CPU     FPU         FPU         Port Layer
5                 Core    (Single     (Double     CC-RX                   GNURX               ICCRX (*6)
6                 Type    Precision)  Precision)
7
8 RX110           RXv1    No          ---         Renesas/RX100 (*1,*2)   GCC/RX100 (*1,*2)   IAR/RX100 (*1,*2)
9 RX111           RXv1    No          ---         Renesas/RX100 (*1,*2)   GCC/RX100 (*1,*2)   IAR/RX100 (*1,*2)
10 RX113           RXv1    No          ---         Renesas/RX100 (*1,*2)   GCC/RX100 (*1,*2)   IAR/RX100 (*1,*2)
11 RX130           RXv1    No          ---         Renesas/RX100 (*1,*2)   GCC/RX100 (*1,*2)   IAR/RX100 (*1,*2)
12 RX13T           RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
13
14 RX210           RXv1    No          ---         Renesas/RX200 (*3)      N/A (*3)            N/A (*3)
15 RX21A           RXv1    No          ---         Renesas/RX200 (*3)      N/A (*3)            N/A (*3)
16 RX220           RXv1    No          ---         Renesas/RX200 (*3)      N/A (*3)            N/A (*3)
17 RX230,RX231     RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
18 RX23E-A         RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
19 RX23W           RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
20 RX23T           RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
21 RX24T           RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
22 RX24U           RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
23
24 RX610           RXv1    Yes         ---         N/A (*4)                N/A (*4)            N/A (*4)
25 RX62N,RX621     RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
26 RX630           RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
27 RX634           RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
28 RX63N,RX631     RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
29 RX64M           RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
30 RX65N,RX651     RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
31 RX66N           RXv3    Yes         Yes         Renesas/RX700v3_DPFPU   GCC/RX700v3_DPFPU   IAR/RX700v3_DPFPU
32 RX62T           RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
33 RX62G           RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
34 RX63T           RXv1    Yes         ---         Renesas/RX600           GCC/RX600           IAR/RX600
35 RX66T           RXv3    Yes         No          Renesas/RX600v2 (*5)    GCC/RX600v2 (*5)    IAR/RXv2 (*5)
36
37 RX71M           RXv2    Yes         ---         Renesas/RX600v2         GCC/RX600v2         IAR/RXv2
38 RX72M           RXv3    Yes         Yes         Renesas/RX700v3_DPFPU   GCC/RX700v3_DPFPU   IAR/RX700v3_DPFPU
39 RX72N           RXv3    Yes         Yes         Renesas/RX700v3_DPFPU   GCC/RX700v3_DPFPU   IAR/RX700v3_DPFPU
40 RX72T           RXv3    Yes         No          Renesas/RX600v2 (*5)    GCC/RX600v2 (*5)    IAR/RXv2 (*5)
41
42 Notes:
43
44 *1: If the application writer wants to use their own tick interrupt configuration when tickless idle
45 functionality is not used, please define configSETUP_TICK_INTERRUPT() (in FreeRTOSConfig.h) and provide
46 the configuration function.  Please be aware that port.c is hard coded to use CMT0 though it seems to be
47 configured to use any CMTn according to the definition of configTICK_VECTOR (in FreeRTOSConfig.h).
48
49 *2: If the application writer wants to use their own tick interrupt configuration when tickless idle
50 functionality is used, please modify port.c for the configuration.  Please be aware that port.c is
51 hard coded to use CMT0 though it seems to be configured to use any CMTn according to the definition of
52 configTICK_VECTOR (in FreeRTOSConfig.h).
53
54 *3: RX100 ports are also available.
55
56 *4: RX600 ports use MVTIPL instruction but RX610 MCUs don't support this instruction.
57
58 *5: RX700v3_DPFPU ports are also available with the following definition in FreeRTOSConfig.h.
59
60 #define configUSE_TASK_DPFPU_SUPPORT            0
61
62 *6: PriorityDefinitions.h has to be provided for port_asm.s in case of other than RX700v3_DPFPU port.
63 It contains two definitions of interrupt priority like the following.
64
65 #define configKERNEL_INTERRUPT_PRIORITY         1
66 #define configMAX_SYSCALL_INTERRUPT_PRIORITY    4
67
68
69 For more information about Renesas RX MCUs, please visit the following URL:
70
71 https://www.renesas.com/products/microcontrollers-microprocessors/rx.html