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ST10F296 数据表(PDF) 147 Page - STMicroelectronics |
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ST10F296 数据表(HTML) 147 Page - STMicroelectronics |
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147 / 346 page ![]() Obsolete Product(s) - Obsolete Product(s) ST10F296E Parallel ports 147/346 Figure 44. Block diagram of pin P4.5 1. When SALSEL = 10, 8-bit segment address lines are selected and P4.5 outputs the address. Any attempt to use the CAN1 on P4.5 is masked. 2. When CAN parallel mode is selected, CAN2_RxD is remapped on P4.5. This occurs only if CAN1 is also enabled. If CAN1 is disabled, no remapping occurs. P4.5 Direction latch Write DP4.5 Read DP4.5 Port output latch Write P4.5 Read P4.5 MUX 1 0 Input latch Clock XPERCON.0 (CAN1EN) CAN1_RxD data input MUX 1 0 Ext. memory data output MUX 1 0 1 Ext. memory function MUX 0 1 enable 0 MUX 1 0 CAN2_RxD data input XMISC.1 (CANPAR) P4.4 & & XPERCON.1 (CAN2EN) & MUX 0 1 Open-drain latch Write ODP4.5 Read ODP4.5 0 Output buffer Obsolete Product(s) - Obsolete Product(s) |
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