Caravel memory map vs. SPI register map ---------------------------------------------------------------------------------- SPI register description signal memory map address ---------------------------------------------------------------------------------- 00 SPI status (reserved) (undefined) 2610_0000 01 Manufacturer ID (high) mfgr_id[11:8] 2610_0006 02 Manufacturer ID (low) mfgr_id[7:0] 2610_0005 03 Product ID prod_id[7:0] 2610_0004 04 User project ID mask_rev[31:24] 2610_000b 05 User project ID mask_rev[23:16] 2610_000a 06 User project ID mask_rev[15:8] 2610_0009 07 User project ID mask_rev[7:0] 2610_0008 08 PLL enables pll_dco_ena, pll_ena 2610_000c 09 PLL bypass pll_bypass 2610_0010 0a IRQ irq 2610_0014 0b Reset reset 2610_0018 0c CPU trap state trap 2610_0028 0d PLL trim pll_trim[31:24] 2610_001f 0e PLL trim pll_trim[23:16] 2610_001e 0f PLL trim pll_trim[15:8] 2610_001d 10 PLL trim pll_trim[7:0] 2610_001c 11 PLL source pll90_sel[2:0], pll_sel[2:0] 2610_0020 12 PLL divider pll_div[4:0] 2610_0024 13 GPIO control serial_resetn/clock/data 2600_0000 14 SRAM read-only control hkspi_sram_clk/csb 2610_0034 15 SRAM read-only address hkspi_sram_addr 2610_0030 16 SRAM read-only data hkspi_sram_data[31:24] 2610_002f 17 SRAM read-only data hkspi_sram_data[23:16] 2610_002e 18 SRAM read-only data hkspi_sram_data[15:8] 2610_002d 19 SRAM read-only data hkspi_sram_data[7:0] 2610_002c 1a Power monitor usr1/2_vcc/vdd_pwrgood 2620_0000 1b Output redirect clk1/clk2/trap_output_dest 2620_0004 1c Input redirect irq_8/7_inputsrc 2620_000c 1d GPIO[0] configure gpio_configure[0][12:8] 2600_0025 1e GPIO[0] configure gpio_configure[0][7:0] 2600_0024 1f GPIO[1] configure gpio_configure[1][12:8] 2600_0029 20 GPIO[1] configure gpio_configure[1][7:0] 2600_0028 21 GPIO[2] configure gpio_configure[2][12:8] 2600_002d 22 GPIO[2] configure gpio_configure[2][7:0] 2600_002c 23 GPIO[3] configure gpio_configure[3][12:8] 2600_0031 24 GPIO[3] configure gpio_configure[3][7:0] 2600_0030 25 GPIO[4] configure gpio_configure[4][12:8] 2600_0035 26 GPIO[4] configure gpio_configure[4][7:0] 2600_0034 27 GPIO[5] configure gpio_configure[5][12:8] 2600_0039 28 GPIO[5] configure gpio_configure[5][7:0] 2600_0038 29 GPIO[6] configure gpio_configure[6][12:8] 2600_003d 2a GPIO[6] configure gpio_configure[6][7:0] 2600_003c 2b GPIO[7] configure gpio_configure[7][12:8] 2600_0041 2c GPIO[7] configure gpio_configure[7][7:0] 2600_0040 2d GPIO[8] configure gpio_configure[8][12:8] 2600_0045 2e GPIO[8] configure gpio_configure[8][7:0] 2600_0044 2f GPIO[9] configure gpio_configure[9][12:8] 2600_0049 30 GPIO[9] configure gpio_configure[9][7:0] 2600_0048 31 GPIO[10] configure gpio_configure[10][12:8] 2600_004d 32 GPIO[10] configure gpio_configure[10][7:0] 2600_004c 33 GPIO[11] configure gpio_configure[11][12:8] 2600_0051 34 GPIO[11] configure gpio_configure[11][7:0] 2600_0050 35 GPIO[12] configure gpio_configure[12][12:8] 2600_0055 36 GPIO[12] configure gpio_configure[12][7:0] 2600_0054 37 GPIO[13] configure gpio_configure[13][12:8] 2600_0059 38 GPIO[13] configure gpio_configure[13][7:0] 2600_0058 39 GPIO[14] configure gpio_configure[14][12:8] 2600_005d 3a GPIO[14] configure gpio_configure[14][7:0] 2600_005c 3b GPIO[15] configure gpio_configure[15][12:8] 2600_0061 3c GPIO[15] configure gpio_configure[15][7:0] 2600_0060 3d GPIO[16] configure gpio_configure[16][12:8] 2600_0065 3e GPIO[16] configure gpio_configure[16][7:0] 2600_0064 3f GPIO[17] configure gpio_configure[17][12:8] 2600_0069 40 GPIO[17] configure gpio_configure[17][7:0] 2600_0068 41 GPIO[18] configure gpio_configure[18][12:8] 2600_006d 42 GPIO[18] configure gpio_configure[18][7:0] 2600_006c 43 GPIO[19] configure gpio_configure[19][12:8] 2600_0071 44 GPIO[19] configure gpio_configure[19][7:0] 2600_0070 45 GPIO[20] configure gpio_configure[20][12:8] 2600_0075 46 GPIO[20] configure gpio_configure[20][7:0] 2600_0074 47 GPIO[21] configure gpio_configure[21][12:8] 2600_0079 48 GPIO[21] configure gpio_configure[21][7:0] 2600_0078 49 GPIO[22] configure gpio_configure[22][12:8] 2600_007d 4a GPIO[22] configure gpio_configure[22][7:0] 2600_007c 4b GPIO[23] configure gpio_configure[23][12:8] 2600_0081 4c GPIO[23] configure gpio_configure[23][7:0] 2600_0080 4d GPIO[24] configure gpio_configure[24][12:8] 2600_0085 4e GPIO[24] configure gpio_configure[24][7:0] 2600_0084 4f GPIO[25] configure gpio_configure[25][12:8] 2600_0089 50 GPIO[25] configure gpio_configure[25][7:0] 2600_0088 51 GPIO[26] configure gpio_configure[26][12:8] 2600_008d 52 GPIO[26] configure gpio_configure[26][7:0] 2600_008c 53 GPIO[27] configure gpio_configure[27][12:8] 2600_0091 54 GPIO[27] configure gpio_configure[27][7:0] 2600_0090 55 GPIO[28] configure gpio_configure[28][12:8] 2600_0095 56 GPIO[28] configure gpio_configure[28][7:0] 2600_0094 57 GPIO[29] configure gpio_configure[29][12:8] 2600_0099 58 GPIO[29] configure gpio_configure[29][7:0] 2600_0098 59 GPIO[30] configure gpio_configure[30][12:8] 2600_009d 5a GPIO[30] configure gpio_configure[30][7:0] 2600_009c 5b GPIO[31] configure gpio_configure[31][12:8] 2600_00a1 5c GPIO[31] configure gpio_configure[31][7:0] 2600_00a0 5d GPIO[32] configure gpio_configure[32][12:8] 2600_00a5 5e GPIO[32] configure gpio_configure[32][7:0] 2600_00a4 5f GPIO[33] configure gpio_configure[33][12:8] 2600_00a9 60 GPIO[33] configure gpio_configure[33][7:0] 2600_00a8 61 GPIO[34] configure gpio_configure[34][12:8] 2600_00ad 62 GPIO[34] configure gpio_configure[34][7:0] 2600_00ac 63 GPIO[35] configure gpio_configure[35][12:8] 2600_00b1 64 GPIO[35] configure gpio_configure[35][7:0] 2600_00b0 65 GPIO[36] configure gpio_configure[36][12:8] 2600_00b5 66 GPIO[36] configure gpio_configure[36][7:0] 2600_00b4 67 GPIO[37] configure gpio_configure[37][12:8] 2600_00b9 68 GPIO[37] configure gpio_configure[37][7:0] 2600_00b8 69 GPIO data mgmt_gpio_in[37:32] 2600_0010 6a GPIO data mgmt_gpio_in[31:24] 2600_000f 6b GPIO data mgmt_gpio_in[23:16] 2600_000e 6c GPIO data mgmt_gpio_in[15:8] 2600_000d 6d GPIO data mgmt_gpio_in[7:0] 2600_000c 6e Power control pwr_ctrl_out[3:0] 2600_0004 6f HK SPI disable hkspi_disable 2620_0010 ----------------------------------------------------------------------------------